mirror of
https://github.com/frida/tinycc
synced 2024-11-25 00:59:37 +03:00
1281 lines
24 KiB
C
1281 lines
24 KiB
C
/*
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* TCC auto test program
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*/
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#include <tcclib.h>
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/* Unfortunately, gcc version < 3 does not handle that! */
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//#define ALL_ISOC99
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/* only gcc 3 handles _Bool correctly */
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//#define BOOL_ISOC99
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#define C99_MACROS
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void string_test();
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void expr_test();
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void macro_test();
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void scope_test();
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void forward_test();
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void funcptr_test();
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void loop_test();
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void switch_test();
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void goto_test();
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void enum_test();
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void typedef_test();
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void struct_test();
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void array_test();
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void expr_ptr_test();
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void bool_test();
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void expr2_test();
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void constant_expr_test();
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void expr_cmp_test();
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void char_short_test();
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void init_test(void);
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void compound_literal_test(void);
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int kr_test();
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void struct_assign_test();
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void cast_test(void);
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void bitfield_test(void);
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void c99_bool_test(void);
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void float_test(void);
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void longlong_test(void);
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int fib(int n);
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void num(int n);
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void forward_ref(void);
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int isid(int c);
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#define A 2
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#define N 1234 + A
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#define pf printf
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#define M1(a, b) (a) + (b)
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#define str(s) # s
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#define glue(a, b) a ## b
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#define xglue(a, b) glue(a, b)
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#define HIGHLOW "hello"
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#define LOW LOW ", world"
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#define min(a, b) ((a) < (b) ? (a) : (b))
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#ifdef C99_MACROS
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#define dprintf(level,...) printf(__VA_ARGS__)
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#endif
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#define AAA 3
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#undef AAA
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#define AAA 4
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void macro_test()
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{
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printf("macro:\n");
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pf("N=%d\n", N);
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printf("aaa=%d\n", AAA);
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printf("min=%d\n", min(1, min(2, -1)));
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printf("s1=%s\n", glue(HIGH, LOW));
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printf("s2=%s\n", xglue(HIGH, LOW));
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printf("s3=%s\n", str("c"));
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printf("s4=%s\n", str(a1));
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#ifdef A
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printf("A defined\n");
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#endif
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#ifdef B
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printf("B defined\n");
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#endif
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#ifdef A
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printf("A defined\n");
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#else
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printf("A not defined\n");
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#endif
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#ifdef B
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printf("B defined\n");
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#else
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printf("B not defined\n");
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#endif
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#ifdef A
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printf("A defined\n");
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#ifdef B
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printf("B1 defined\n");
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#else
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printf("B1 not defined\n");
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#endif
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#else
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printf("A not defined\n");
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#ifdef B
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printf("B2 defined\n");
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#else
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printf("B2 not defined\n");
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#endif
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#endif
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#if 1+1
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printf("test true1\n");
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#endif
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#if 0
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printf("test true2\n");
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#endif
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#if 1-1
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printf("test true3\n");
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#endif
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#if defined(A)
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printf("test trueA\n");
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#endif
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#if defined(B)
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printf("test trueB\n");
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#endif
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#if 0
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printf("test 0\n");
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#elif 0
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printf("test 1\n");
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#elif 2
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printf("test 2\n");
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#else
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printf("test 3\n");
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#endif
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printf("__LINE__=%d __FILE__=%s\n",
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__LINE__, __FILE__);
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/* not strictly preprocessor, but we test it there */
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#ifdef C99_MACROS
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printf("__func__ = %s\n", __func__);
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dprintf(1, "vaarg=%d\n", 1);
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#endif
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}
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int op(a,b)
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{
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return a / b;
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}
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int ret(a)
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{
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if (a == 2)
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return 1;
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if (a == 3)
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return 2;
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return 0;
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}
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void ps(char *s)
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{
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int c;
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while (1) {
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c = *s;
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if (c == 0)
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break;
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printf("%c", c);
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s++;
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}
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}
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void string_test()
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{
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int b;
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printf("string:\n");
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printf("\141\1423\143\n");/* dezdez test */
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printf("\x41\x42\x43\x3a\n");
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printf("c=%c\n", 'r');
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printf("wc=%C 0x%lx %C\n", L'a', L'\x1234', L'c');
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printf("wstring=%S\n", L"abc");
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printf("wstring=%S\n", L"abc" L"def" "ghi");
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ps("test");
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b = 32;
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while ((b = b + 1) < 96) {
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printf("%c", b);
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}
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printf("\n");
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printf("fib=%d\n", fib(33));
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b = 262144;
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while (b != 0x80000000) {
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num(b);
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b = b * 2;
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}
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}
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void loop_test()
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{
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int i;
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i = 0;
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while (i < 10)
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printf("%d", i++);
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printf("\n");
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for(i = 0; i < 10;i++)
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printf("%d", i);
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printf("\n");
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i = 0;
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do {
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printf("%d", i++);
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} while (i < 10);
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printf("\n");
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/* break/continue tests */
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i = 0;
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while (1) {
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if (i == 6)
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break;
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i++;
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if (i == 3)
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continue;
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printf("%d", i);
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}
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printf("\n");
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/* break/continue tests */
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i = 0;
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do {
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if (i == 6)
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break;
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i++;
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if (i == 3)
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continue;
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printf("%d", i);
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} while(1);
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printf("\n");
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for(i = 0;i < 10;i++) {
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if (i == 3)
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continue;
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printf("%d", i);
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}
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printf("\n");
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}
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void goto_test()
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{
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int i;
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printf("goto:\n");
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i = 0;
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s_loop:
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if (i >= 10)
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goto s_end;
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printf("%d", i);
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i++;
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goto s_loop;
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s_end:
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printf("\n");
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}
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enum {
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E0,
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E1 = 2,
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E2 = 4,
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E3,
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E4,
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};
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enum test {
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E5 = 1000,
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};
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void enum_test()
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{
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enum test b1;
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printf("enum:\n%d %d %d %d %d %d\n",
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E0, E1, E2, E3, E4, E5);
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b1 = 1;
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printf("b1=%d\n", b1);
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}
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typedef int *my_ptr;
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void typedef_test()
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{
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my_ptr a;
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int b;
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a = &b;
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*a = 1234;
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printf("typedef:\n");
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printf("a=%d\n", *a);
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}
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void forward_test()
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{
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printf("forward:\n");
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forward_ref();
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forward_ref();
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}
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void forward_ref(void)
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{
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printf("forward ok\n");
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}
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typedef struct struct1 {
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int f1;
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int f2, f3;
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union union1 {
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int v1;
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int v2;
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} u;
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char str[3];
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} struct1;
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struct struct2 {
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int a;
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char b;
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};
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union union2 {
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int w1;
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int w2;
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};
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struct struct1 st1, st2;
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int main(int argc, char **argv)
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{
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string_test();
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expr_test();
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macro_test();
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scope_test();
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forward_test();
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funcptr_test();
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loop_test();
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switch_test();
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goto_test();
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enum_test();
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typedef_test();
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struct_test();
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array_test();
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expr_ptr_test();
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bool_test();
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expr2_test();
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constant_expr_test();
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expr_cmp_test();
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char_short_test();
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init_test();
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compound_literal_test();
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kr_test();
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struct_assign_test();
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cast_test();
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bitfield_test();
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c99_bool_test();
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float_test();
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longlong_test();
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return 0;
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}
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int tab[3];
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int tab2[3][2];
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int g;
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void f1(g)
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{
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printf("g1=%d\n", g);
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}
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void scope_test()
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{
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printf("scope:\n");
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g = 2;
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f1(1);
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printf("g2=%d\n", g);
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{
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int g;
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g = 3;
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printf("g3=%d\n", g);
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{
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int g;
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g = 4;
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printf("g4=%d\n", g);
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}
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}
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printf("g5=%d\n", g);
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}
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void array_test(int a[4])
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{
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int i, j;
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printf("array:\n");
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printf("sizeof(a) = %d\n", sizeof(a));
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printf("sizeof(int) = %d\n", sizeof(int));
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printf("sizeof(unsigned int) = %d\n", sizeof(unsigned int));
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printf("sizeof(short) = %d\n", sizeof(short));
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printf("sizeof(unsigned short) = %d\n", sizeof(unsigned short));
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printf("sizeof(char) = %d\n", sizeof(char));
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printf("sizeof(unsigned char) = %d\n", sizeof(unsigned char));
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printf("sizeof tab %d\n", sizeof(tab));
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printf("sizeof tab2 %d\n", sizeof tab2);
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tab[0] = 1;
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tab[1] = 2;
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tab[2] = 3;
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printf("%d %d %d\n", tab[0], tab[1], tab[2]);
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for(i=0;i<3;i++)
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for(j=0;j<2;j++)
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tab2[i][j] = 10 * i + j;
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for(i=0;i<3*2;i++) {
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printf(" %3d", ((int *)tab2)[i]);
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}
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printf("\n");
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}
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void expr_test()
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{
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int a, b;
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a = 0;
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printf("%d\n", a += 1);
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printf("%d\n", a -= 2);
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printf("%d\n", a *= 31232132);
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printf("%d\n", a /= 4);
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printf("%d\n", a %= 20);
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printf("%d\n", a &= 6);
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printf("%d\n", a ^= 7);
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printf("%d\n", a |= 8);
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printf("%d\n", a >>= 3);
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printf("%d\n", a <<= 4);
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a = 22321;
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b = -22321;
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printf("%d\n", a + 1);
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printf("%d\n", a - 2);
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printf("%d\n", a * 312);
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printf("%d\n", a / 4);
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printf("%d\n", b / 4);
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printf("%d\n", (unsigned)b / 4);
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printf("%d\n", a % 20);
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printf("%d\n", b % 20);
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printf("%d\n", (unsigned)b % 20);
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printf("%d\n", a & 6);
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printf("%d\n", a ^ 7);
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printf("%d\n", a | 8);
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printf("%d\n", a >> 3);
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printf("%d\n", b >> 3);
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printf("%d\n", (unsigned)b >> 3);
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printf("%d\n", a << 4);
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printf("%d\n", ~a);
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printf("%d\n", -a);
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printf("%d\n", +a);
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printf("%d\n", 12 + 1);
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printf("%d\n", 12 - 2);
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printf("%d\n", 12 * 312);
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printf("%d\n", 12 / 4);
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printf("%d\n", 12 % 20);
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printf("%d\n", 12 & 6);
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printf("%d\n", 12 ^ 7);
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printf("%d\n", 12 | 8);
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printf("%d\n", 12 >> 2);
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printf("%d\n", 12 << 4);
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printf("%d\n", ~12);
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printf("%d\n", -12);
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printf("%d\n", +12);
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printf("%d %d %d %d\n",
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isid('a'),
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isid('g'),
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isid('T'),
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isid('('));
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}
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int isid(int c)
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{
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return (c >= 'a' & c <= 'z') | (c >= 'A' & c <= 'Z') | c == '_';
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}
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/**********************/
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int vstack[10], *vstack_ptr;
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void vpush(int vt, int vc)
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{
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*vstack_ptr++ = vt;
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*vstack_ptr++ = vc;
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}
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void vpop(int *ft, int *fc)
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{
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*fc = *--vstack_ptr;
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*ft = *--vstack_ptr;
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}
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void expr2_test()
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{
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int a, b;
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printf("expr2:\n");
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vstack_ptr = vstack;
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vpush(1432432, 2);
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vstack_ptr[-2] &= ~0xffffff80;
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vpop(&a, &b);
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printf("res= %d %d\n", a, b);
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}
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void constant_expr_test()
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{
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int a;
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printf("constant_expr:\n");
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a = 3;
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printf("%d\n", a * 16);
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printf("%d\n", a * 1);
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printf("%d\n", a + 0);
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}
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int tab4[10];
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void expr_ptr_test()
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{
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int *p, *q;
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printf("expr_ptr:\n");
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p = tab4;
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q = tab4 + 10;
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printf("diff=%d\n", q - p);
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p++;
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printf("inc=%d\n", p - tab4);
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p--;
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printf("dec=%d\n", p - tab4);
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++p;
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printf("inc=%d\n", p - tab4);
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--p;
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printf("dec=%d\n", p - tab4);
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printf("add=%d\n", p + 3 - tab4);
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printf("add=%d\n", 3 + p - tab4);
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}
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void expr_cmp_test()
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{
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int a, b;
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printf("constant_expr:\n");
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a = -1;
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b = 1;
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printf("%d\n", a == a);
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printf("%d\n", a != a);
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printf("%d\n", a < b);
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printf("%d\n", a <= b);
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printf("%d\n", a <= a);
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printf("%d\n", b >= a);
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printf("%d\n", a >= a);
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printf("%d\n", b > a);
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printf("%d\n", (unsigned)a < b);
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printf("%d\n", (unsigned)a <= b);
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printf("%d\n", (unsigned)a <= a);
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printf("%d\n", (unsigned)b >= a);
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printf("%d\n", (unsigned)a >= a);
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printf("%d\n", (unsigned)b > a);
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}
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void struct_test()
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{
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struct1 *s;
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union union2 u;
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printf("struct:\n");
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printf("sizes: %d %d %d %d\n",
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sizeof(struct struct1),
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sizeof(struct struct2),
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sizeof(union union1),
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sizeof(union union2));
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st1.f1 = 1;
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st1.f2 = 2;
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st1.f3 = 3;
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printf("st1: %d %d %d\n",
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st1.f1, st1.f2, st1.f3);
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st1.u.v1 = 1;
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st1.u.v2 = 2;
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printf("union1: %d\n", st1.u.v1);
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u.w1 = 1;
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u.w2 = 2;
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printf("union2: %d\n", u.w1);
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s = &st2;
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s->f1 = 3;
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s->f2 = 2;
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s->f3 = 1;
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printf("st2: %d %d %d\n",
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s->f1, s->f2, s->f3);
|
|
printf("str_addr=%x\n", (int)st1.str - (int)&st1.f1);
|
|
}
|
|
|
|
/* XXX: depend on endianness */
|
|
void char_short_test()
|
|
{
|
|
int var1, var2;
|
|
|
|
printf("char_short:\n");
|
|
|
|
var1 = 0x01020304;
|
|
var2 = 0xfffefdfc;
|
|
printf("s8=%d %d\n",
|
|
*(char *)&var1, *(char *)&var2);
|
|
printf("u8=%d %d\n",
|
|
*(unsigned char *)&var1, *(unsigned char *)&var2);
|
|
printf("s16=%d %d\n",
|
|
*(short *)&var1, *(short *)&var2);
|
|
printf("u16=%d %d\n",
|
|
*(unsigned short *)&var1, *(unsigned short *)&var2);
|
|
printf("s32=%d %d\n",
|
|
*(int *)&var1, *(int *)&var2);
|
|
printf("u32=%d %d\n",
|
|
*(unsigned int *)&var1, *(unsigned int *)&var2);
|
|
*(char *)&var1 = 0x08;
|
|
printf("var1=%x\n", var1);
|
|
*(short *)&var1 = 0x0809;
|
|
printf("var1=%x\n", var1);
|
|
*(int *)&var1 = 0x08090a0b;
|
|
printf("var1=%x\n", var1);
|
|
}
|
|
|
|
/******************/
|
|
|
|
typedef struct Sym {
|
|
int v;
|
|
int t;
|
|
int c;
|
|
struct Sym *next;
|
|
struct Sym *prev;
|
|
} Sym;
|
|
|
|
void bool_test()
|
|
{
|
|
int *s, a;
|
|
|
|
a = 0;
|
|
s = (void*)0;
|
|
printf("!s=%d\n", !s);
|
|
|
|
if (!s || !s[0])
|
|
a = 1;
|
|
printf("a=%d\n", a);
|
|
|
|
printf("a=%d %d %d\n", 0 || 0, 0 || 1, 1 || 1);
|
|
printf("a=%d %d %d\n", 0 && 0, 0 && 1, 1 && 1);
|
|
printf("a=%d %d\n", 1 ? 1 : 0, 0 ? 1 : 0);
|
|
#if 1 && 1
|
|
printf("a1\n");
|
|
#endif
|
|
#if 1 || 0
|
|
printf("a2\n");
|
|
#endif
|
|
#if 1 ? 0 : 1
|
|
printf("a3\n");
|
|
#endif
|
|
#if 0 ? 0 : 1
|
|
printf("a4\n");
|
|
#endif
|
|
|
|
a = 4;
|
|
printf("b=%d\n", a + (0 ? 1 : a / 2));
|
|
}
|
|
|
|
|
|
int cinit1 = 0;
|
|
int *cinit2 = (int []){3, 2, 1};
|
|
|
|
void compound_literal_test(void)
|
|
{
|
|
int *p, i;
|
|
char *q, *q3;
|
|
|
|
printf("compound_test:\n");
|
|
|
|
p = (int []){1, 2, 3};
|
|
for(i=0;i<3;i++)
|
|
printf(" %d", p[i]);
|
|
printf("\n");
|
|
|
|
for(i=0;i<3;i++)
|
|
printf("%d", cinit2[i]);
|
|
printf("\n");
|
|
|
|
q = "tralala1";
|
|
printf("q1=%s\n", q);
|
|
|
|
q = (char *){ "tralala2" };
|
|
printf("q2=%s\n", q);
|
|
|
|
q3 = (char *){ q };
|
|
printf("q3=%s\n", q3);
|
|
|
|
q = (char []){ "tralala3" };
|
|
printf("q4=%s\n", q);
|
|
|
|
#ifdef ALL_ISOC99
|
|
p = (int []){1, 2, cinit1 + 3};
|
|
for(i=0;i<3;i++)
|
|
printf(" %d", p[i]);
|
|
printf("\n");
|
|
|
|
for(i=0;i<3;i++) {
|
|
p = (int []){1, 2, 4 + i};
|
|
printf("%d %d %d\n",
|
|
p[0],
|
|
p[1],
|
|
p[2]);
|
|
}
|
|
#endif
|
|
}
|
|
|
|
/* K & R protos */
|
|
|
|
kr_func1(a, b)
|
|
{
|
|
return a + b;
|
|
}
|
|
|
|
int kr_func2(a, b)
|
|
{
|
|
return a + b;
|
|
}
|
|
|
|
kr_test()
|
|
{
|
|
printf("kr_test:\n");
|
|
printf("func1=%d\n", kr_func1(3, 4));
|
|
printf("func2=%d\n", kr_func2(3, 4));
|
|
return 0;
|
|
}
|
|
|
|
void num(int n)
|
|
{
|
|
char *tab, *p;
|
|
tab = (char*)malloc(20);
|
|
p = tab;
|
|
while (1) {
|
|
*p = 48 + (n % 10);
|
|
p++;
|
|
n = n / 10;
|
|
if (n == 0)
|
|
break;
|
|
}
|
|
while (p != tab) {
|
|
p--;
|
|
printf("%c", *p);
|
|
}
|
|
printf("\n");
|
|
}
|
|
|
|
/* structure assignment tests */
|
|
struct structa1 {
|
|
int f1;
|
|
char f2;
|
|
};
|
|
|
|
struct structa1 ssta1;
|
|
|
|
void struct_assign_test1(struct structa1 s1, int t)
|
|
{
|
|
printf("%d %d %d\n", s1.f1, s1.f2, t);
|
|
}
|
|
|
|
struct structa1 struct_assign_test2(struct structa1 s1, int t)
|
|
{
|
|
s1.f1 += t;
|
|
s1.f2 -= t;
|
|
return s1;
|
|
}
|
|
|
|
void struct_assign_test()
|
|
{
|
|
struct structa1 lsta1, lsta2;
|
|
|
|
printf("struct_assign_test:\n");
|
|
|
|
lsta1.f1 = 1;
|
|
lsta1.f2 = 2;
|
|
printf("%d %d\n", lsta1.f1, lsta1.f2);
|
|
lsta2 = lsta1;
|
|
printf("%d %d\n", lsta2.f1, lsta2.f2);
|
|
|
|
struct_assign_test1(lsta2, 3);
|
|
|
|
printf("before call: %d %d\n", lsta2.f1, lsta2.f2);
|
|
lsta2 = struct_assign_test2(lsta2, 4);
|
|
printf("after call: %d %d\n", lsta2.f1, lsta2.f2);
|
|
}
|
|
|
|
/* casts to short/char */
|
|
|
|
void cast1(char a, short b, unsigned char c, unsigned short d)
|
|
{
|
|
printf("%d %d %d %d\n", a, b, c, d);
|
|
}
|
|
|
|
char bcast;
|
|
short scast;
|
|
|
|
void cast_test()
|
|
{
|
|
int a;
|
|
|
|
printf("cast_test:\n");
|
|
a = 0xfffff;
|
|
cast1(a, a, a, a);
|
|
a = 0xffffe;
|
|
printf("%d %d %d %d\n",
|
|
(char)(a + 1),
|
|
(short)(a + 1),
|
|
(unsigned char)(a + 1),
|
|
(unsigned short)(a + 1));
|
|
printf("%d %d %d %d\n",
|
|
(char)0xfffff,
|
|
(short)0xfffff,
|
|
(unsigned char)0xfffff,
|
|
(unsigned short)0xfffff);
|
|
|
|
a = (bcast = 128) + 1;
|
|
printf("%d\n", a);
|
|
a = (scast = 65536) + 1;
|
|
printf("%d\n", a);
|
|
}
|
|
|
|
/* initializers tests */
|
|
struct structinit1 {
|
|
int f1;
|
|
char f2;
|
|
short f3;
|
|
int farray[3];
|
|
};
|
|
|
|
int sinit1 = 2;
|
|
int sinit2 = { 3 };
|
|
int sinit3[3] = { 1, 2, {{3}}, };
|
|
int sinit4[3][2] = { {1, 2}, {3, 4}, {5, 6} };
|
|
int sinit5[3][2] = { 1, 2, 3, 4, 5, 6 };
|
|
int sinit6[] = { 1, 2, 3 };
|
|
int sinit7[] = { [2] = 3, [0] = 1, 2 };
|
|
char sinit8[] = "hello" "trala";
|
|
|
|
struct structinit1 sinit9 = { 1, 2, 3 };
|
|
struct structinit1 sinit10 = { .f2 = 2, 3, .f1 = 1 };
|
|
struct structinit1 sinit11 = { .f2 = 2, 3, .f1 = 1,
|
|
#ifdef ALL_ISOC99
|
|
.farray[0] = 10,
|
|
.farray[1] = 11,
|
|
.farray[2] = 12,
|
|
#endif
|
|
};
|
|
|
|
char *sinit12 = "hello world";
|
|
char *sinit13[] = {
|
|
"test1",
|
|
"test2",
|
|
"test3",
|
|
};
|
|
char sinit14[10] = { "abc" };
|
|
|
|
void init_test(void)
|
|
{
|
|
int linit1 = 2;
|
|
int linit2 = { 3 };
|
|
int linit4[3][2] = { {1, 2}, {3, 4}, {5, 6} };
|
|
int linit6[] = { 1, 2, 3 };
|
|
int i, j;
|
|
char linit8[] = "hello" "trala";
|
|
int linit12[10] = { 1, 2 };
|
|
int linit13[10] = { 1, 2, [7] = 3, [3] = 4, };
|
|
char linit14[10] = "abc";
|
|
int linit15[10] = { linit1, linit1 + 1, [6] = linit1 + 2, };
|
|
struct linit16 { int a1, a2, a3, a4; } linit16 = { 1, .a3 = 2 };
|
|
|
|
printf("init_test:\n");
|
|
|
|
printf("sinit1=%d\n", sinit1);
|
|
printf("sinit2=%d\n", sinit2);
|
|
printf("sinit3=%d %d %d %d\n",
|
|
sizeof(sinit3),
|
|
sinit3[0],
|
|
sinit3[1],
|
|
sinit3[2]
|
|
);
|
|
printf("sinit6=%d\n", sizeof(sinit6));
|
|
printf("sinit7=%d %d %d %d\n",
|
|
sizeof(sinit7),
|
|
sinit7[0],
|
|
sinit7[1],
|
|
sinit7[2]
|
|
);
|
|
printf("sinit8=%s\n", sinit8);
|
|
printf("sinit9=%d %d %d\n",
|
|
sinit9.f1,
|
|
sinit9.f2,
|
|
sinit9.f3
|
|
);
|
|
printf("sinit10=%d %d %d\n",
|
|
sinit10.f1,
|
|
sinit10.f2,
|
|
sinit10.f3
|
|
);
|
|
printf("sinit11=%d %d %d %d %d %d\n",
|
|
sinit11.f1,
|
|
sinit11.f2,
|
|
sinit11.f3,
|
|
sinit11.farray[0],
|
|
sinit11.farray[1],
|
|
sinit11.farray[2]
|
|
);
|
|
|
|
for(i=0;i<3;i++)
|
|
for(j=0;j<2;j++)
|
|
printf("[%d][%d] = %d %d %d\n",
|
|
i, j, sinit4[i][j], sinit5[i][j], linit4[i][j]);
|
|
printf("linit1=%d\n", linit1);
|
|
printf("linit2=%d\n", linit2);
|
|
printf("linit6=%d\n", sizeof(linit6));
|
|
printf("linit8=%d %s\n", sizeof(linit8), linit8);
|
|
|
|
printf("sinit12=%s\n", sinit12);
|
|
printf("sinit13=%d %s %s %s\n",
|
|
sizeof(sinit13),
|
|
sinit13[0],
|
|
sinit13[1],
|
|
sinit13[2]);
|
|
printf("sinit14=%s\n", sinit14);
|
|
|
|
for(i=0;i<10;i++) printf(" %d", linit12[i]);
|
|
printf("\n");
|
|
for(i=0;i<10;i++) printf(" %d", linit13[i]);
|
|
printf("\n");
|
|
for(i=0;i<10;i++) printf(" %d", linit14[i]);
|
|
printf("\n");
|
|
for(i=0;i<10;i++) printf(" %d", linit15[i]);
|
|
printf("\n");
|
|
printf("%d %d %d %d\n",
|
|
linit16.a1,
|
|
linit16.a2,
|
|
linit16.a3,
|
|
linit16.a4);
|
|
}
|
|
|
|
void switch_test()
|
|
{
|
|
int i;
|
|
|
|
for(i=0;i<15;i++) {
|
|
switch(i) {
|
|
case 0:
|
|
case 1:
|
|
printf("a");
|
|
break;
|
|
default:
|
|
printf("%d", i);
|
|
break;
|
|
case 8 ... 12:
|
|
printf("c");
|
|
break;
|
|
case 3:
|
|
printf("b");
|
|
break;
|
|
}
|
|
}
|
|
printf("\n");
|
|
}
|
|
|
|
/* ISOC99 _Bool type */
|
|
void c99_bool_test(void)
|
|
{
|
|
#ifdef BOOL_ISOC99
|
|
int a;
|
|
_Bool b;
|
|
|
|
printf("bool_test:\n");
|
|
printf("sizeof(_Bool) = %d\n", sizeof(_Bool));
|
|
a = 3;
|
|
printf("cast: %d %d %d\n", (_Bool)10, (_Bool)0, (_Bool)a);
|
|
b = 3;
|
|
printf("b = %d\n", b);
|
|
b++;
|
|
printf("b = %d\n", b);
|
|
#endif
|
|
}
|
|
|
|
void bitfield_test(void)
|
|
{
|
|
int a;
|
|
struct sbf1 {
|
|
int f1 : 3;
|
|
int : 2;
|
|
int f2 : 1;
|
|
int : 0;
|
|
int f3 : 5;
|
|
int f4 : 7;
|
|
unsigned int f5 : 7;
|
|
} st1;
|
|
printf("bitfield_test:");
|
|
printf("sizeof(st1) = %d\n", sizeof(st1));
|
|
|
|
st1.f1 = 3;
|
|
st1.f2 = 1;
|
|
st1.f3 = 15;
|
|
a = 120;
|
|
st1.f4 = a;
|
|
st1.f5 = a;
|
|
st1.f5++;
|
|
printf("%d %d %d %d %d\n",
|
|
st1.f1, st1.f2, st1.f3, st1.f4, st1.f5);
|
|
}
|
|
|
|
#define FTEST(prefix, type, fmt)\
|
|
void prefix ## cmp(type a, type b)\
|
|
{\
|
|
printf("%d %d %d %d %d %d\n",\
|
|
a == b,\
|
|
a != b,\
|
|
a < b,\
|
|
a > b,\
|
|
a >= b,\
|
|
a <= b);\
|
|
printf(fmt " " fmt " " fmt " " fmt " " fmt " " fmt " " fmt "\n",\
|
|
a,\
|
|
b,\
|
|
a + b,\
|
|
a - b,\
|
|
a * b,\
|
|
a / b,\
|
|
-a);\
|
|
printf(fmt "\n", ++a);\
|
|
printf(fmt "\n", a++);\
|
|
printf(fmt "\n", a);\
|
|
}\
|
|
void prefix ## fcast(type a)\
|
|
{\
|
|
float fa;\
|
|
double da;\
|
|
long double la;\
|
|
int ia;\
|
|
unsigned int ua;\
|
|
type b;\
|
|
fa = a;\
|
|
da = a;\
|
|
la = a;\
|
|
printf("ftof: %f %f %Lf\n", fa, da, la);\
|
|
ia = (int)a;\
|
|
ua = (unsigned int)a;\
|
|
printf("ftoi: %d %u\n", ia, ua);\
|
|
ia = -1234;\
|
|
ua = 0x81234500;\
|
|
b = ia;\
|
|
printf("itof: " fmt "\n", b);\
|
|
b = ua;\
|
|
printf("utof: " fmt "\n", b);\
|
|
}\
|
|
\
|
|
void prefix ## test(void)\
|
|
{\
|
|
printf("testing '%s'\n", #type);\
|
|
prefix ## cmp(1, 2.5);\
|
|
prefix ## cmp(2, 1.5);\
|
|
prefix ## cmp(1, 1);\
|
|
prefix ## fcast(234.6);\
|
|
prefix ## fcast(-2334.6);\
|
|
}
|
|
|
|
FTEST(f, float, "%f")
|
|
FTEST(d, double, "%f")
|
|
FTEST(ld, long double, "%Lf")
|
|
|
|
double ftab1[3] = { 1.2, 3.4, 5.6 };
|
|
|
|
|
|
void float_test(void)
|
|
{
|
|
float fa, fb;
|
|
double da, db;
|
|
int a;
|
|
unsigned int b;
|
|
|
|
printf("float_test:\n");
|
|
printf("sizeof(float) = %d\n", sizeof(float));
|
|
printf("sizeof(double) = %d\n", sizeof(double));
|
|
printf("sizeof(long double) = %d\n", sizeof(long double));
|
|
ftest();
|
|
dtest();
|
|
ldtest();
|
|
printf("%f %f %f\n", ftab1[0], ftab1[1], ftab1[2]);
|
|
printf("%f %f %f\n", 2.12, .5, 2.3e10);
|
|
// printf("%f %f %f\n", 0x1234p12, 0x1e23.23p10, 0x12dp-10);
|
|
da = 123;
|
|
printf("da=%f\n", da);
|
|
fa = 123;
|
|
printf("fa=%f\n", fa);
|
|
a = 4000000000;
|
|
da = a;
|
|
printf("da = %f\n", da);
|
|
b = 4000000000;
|
|
db = b;
|
|
printf("db = %f\n", db);
|
|
}
|
|
|
|
int fib(int n)
|
|
{
|
|
if (n <= 2)
|
|
return 1;
|
|
else
|
|
return fib(n-1) + fib(n-2);
|
|
}
|
|
|
|
void funcptr_test()
|
|
{
|
|
void (*func)(int);
|
|
int a;
|
|
struct {
|
|
int dummy;
|
|
void (*func)(int);
|
|
} st1;
|
|
|
|
printf("funcptr:\n");
|
|
func = #
|
|
(*func)(12345);
|
|
func = num;
|
|
a = 1;
|
|
a = 1;
|
|
func(12345);
|
|
/* more complicated pointer computation */
|
|
st1.func = num;
|
|
st1.func(12346);
|
|
printf("sizeof1 = %d\n", sizeof(funcptr_test));
|
|
printf("sizeof2 = %d\n", sizeof funcptr_test);
|
|
printf("sizeof3 = %d\n", sizeof(&funcptr_test));
|
|
printf("sizeof4 = %d\n", sizeof &funcptr_test);
|
|
}
|
|
|
|
void lloptest(long long a, long long b)
|
|
{
|
|
unsigned long long ua, ub;
|
|
|
|
ua = a;
|
|
ub = b;
|
|
/* arith */
|
|
printf("arith: %Ld %Ld %Ld %Ld %Ld\n",
|
|
a + b,
|
|
a - b,
|
|
a * b,
|
|
a / b,
|
|
a % b);
|
|
|
|
/* binary */
|
|
printf("bin: %Ld %Ld %Ld\n",
|
|
a & b,
|
|
a | b,
|
|
a ^ b);
|
|
|
|
/* tests */
|
|
printf("test: %d %d %d %d %d %d\n",
|
|
a == b,
|
|
a != b,
|
|
a < b,
|
|
a > b,
|
|
a >= b,
|
|
a <= b);
|
|
|
|
printf("utest: %d %d %d %d %d %d\n",
|
|
ua == ub,
|
|
ua != ub,
|
|
ua < ub,
|
|
ua > ub,
|
|
ua >= ub,
|
|
ua <= ub);
|
|
|
|
/* arith2 */
|
|
a++;
|
|
b++;
|
|
printf("arith2: %Ld %Ld\n", a, b);
|
|
printf("arith2: %Ld %Ld\n", a++, b++);
|
|
printf("arith2: %Ld %Ld\n", --a, --b);
|
|
printf("arith2: %Ld %Ld\n", a, b);
|
|
}
|
|
|
|
void llshift(long long a, int b)
|
|
{
|
|
printf("shift: %Ld %Ld %Ld\n",
|
|
(unsigned long long)a >> b,
|
|
a >> b,
|
|
a << b);
|
|
printf("shiftc: %Ld %Ld %Ld\n",
|
|
(unsigned long long)a >> 3,
|
|
a >> 3,
|
|
a << 3);
|
|
printf("shiftc: %Ld %Ld %Ld\n",
|
|
(unsigned long long)a >> 35,
|
|
a >> 35,
|
|
a << 35);
|
|
}
|
|
|
|
void llfloat(void)
|
|
{
|
|
float fa;
|
|
double da;
|
|
long double lda;
|
|
long long la, lb, lc;
|
|
unsigned long long ula, ulb, ulc;
|
|
la = 0x12345678;
|
|
ula = 0x72345678;
|
|
la = (la << 20) | 0x12345;
|
|
ula = ula << 33;
|
|
printf("la=%Ld ula=%Lu\n", la, ula);
|
|
|
|
fa = la;
|
|
da = la;
|
|
lda = la;
|
|
printf("lltof: %f %f %Lf\n", fa, da, lda);
|
|
|
|
la = fa;
|
|
lb = da;
|
|
lc = lda;
|
|
printf("ftoll: %Ld %Ld %Ld\n", la, lb, lc);
|
|
|
|
fa = ula;
|
|
da = ula;
|
|
lda = ula;
|
|
printf("ulltof: %f %f %Lf\n", fa, da, lda);
|
|
|
|
ula = fa;
|
|
ulb = da;
|
|
ulc = lda;
|
|
printf("ftoull: %Lu %Lu %Lu\n", ula, ulb, ulc);
|
|
}
|
|
|
|
long long llfunc1(int a)
|
|
{
|
|
return a;
|
|
}
|
|
|
|
/* currently not supported, except for typing */
|
|
void longlong_test(void)
|
|
{
|
|
long long a, b, c;
|
|
int ia;
|
|
unsigned int ua;
|
|
printf("longlong_test:\n");
|
|
printf("sizeof(long long) = %d\n", sizeof(long long));
|
|
ia = -1;
|
|
ua = -2;
|
|
a = ia;
|
|
b = ua;
|
|
printf("%Ld %Ld\n", a, b);
|
|
printf("%Ld %Ld %Ld %Lx\n",
|
|
(long long)1,
|
|
(long long)-2,
|
|
1LL,
|
|
0x1234567812345679);
|
|
a = llfunc1(-3);
|
|
printf("%Ld\n", a);
|
|
|
|
lloptest(1000, 23);
|
|
lloptest(0xff, 0x1234);
|
|
b = 0x72345678 << 10;
|
|
lloptest(-3, b);
|
|
llshift(0x123, 5);
|
|
llshift(-23, 5);
|
|
b = 0x72345678 << 10;
|
|
llshift(b, 47);
|
|
|
|
llfloat();
|
|
#if 1
|
|
b = 0x12345678;
|
|
a = -1;
|
|
c = a + b;
|
|
printf("%Lx\n", c);
|
|
#endif
|
|
}
|
|
|