tinycc/tests/tests2/33_ternary_op.c

81 lines
2.0 KiB
C

#include <assert.h>
extern int printf(const char*, ...);
char arr[1];
static void f (void){}
void (*fp)(void) = f;
void call_fp()
{
(fp?f:f)();
(fp?fp:fp)();
(fp?fp:&f)();
(fp?&f:fp)();
(fp?&f:&f)();
_Generic(0?arr:arr, char*: (void)0);
_Generic(0?&arr[0]:arr, char*: (void)0);
_Generic(0?arr:&arr[0], char*: (void)0);
_Generic(1?arr:arr, char*: (void)0);
_Generic(1?&arr[0]:arr, char*: (void)0);
_Generic(1?arr:&arr[0], char*: (void)0);
_Generic((__typeof(1?f:f)*){0}, void (**)(void): (void)0);
(fp?&f:f)();
(fp?f:&f)();
_Generic((__typeof(fp?0L:(void)0)*){0}, void*: (void)0);
/* The following line causes a warning */
void *xx = fp?f:1;
}
struct condstruct {
int i;
};
static int getme(struct condstruct* s, int i)
{
int i1 = (i != 0 ? 0 : s)->i;
int i2 = (i == 0 ? s : 0)->i;
int i3 = (i != 0 ? (void*)0 : s)->i;
int i4 = (i == 0 ? s : (void*)0)->i;
return i1 + i2 + i3 + i4;
}
int main()
{
int Count;
for (Count = 0; Count < 10; Count++)
{
printf("%d\n", (Count < 5) ? (Count*Count) : (Count * 3));
}
{
int c = 0;
#define ASSERT(X) assert(X)
static struct stru { int x; } a={'A'},b={'B'};
static const struct stru2 { int x; } d = { 'D' };
ASSERT('A'==(*(1?&a:&b)).x);
ASSERT('A'==(1?a:b).x);
ASSERT('A'==(c?b:a).x);
ASSERT('A'==(0?b:a).x);
c=1;
ASSERT('A'==(c?a:b).x);
ASSERT(sizeof(int) == sizeof(0 ? 'a' : c));
ASSERT(sizeof(double) == sizeof(0 ? 'a' : 1.0));
ASSERT(sizeof(double) == sizeof(0 ? 0.0 : 'a'));
ASSERT(sizeof(float) == sizeof(0 ? 'a' : 1.0f));
ASSERT(sizeof(double) == sizeof(0 ? 0.0 : 1.0f));
struct condstruct cs = { 38 };
printf("%d\n", getme(&cs, 0));
// the following lines contain type mismatch errors in every ternary expression
//printf("comparing double with pointer : size = %d\n", sizeof(0 ? &c : 0.0));
//printf("'%c' <> '%c'\n", (0 ? a : d).x, (1 ? a : d).x);
//0 ? a : 0.0;
}
return 0;
}
/* vim: set expandtab ts=4 sw=3 sts=3 tw=80 :*/