25 lines
536 B
C
25 lines
536 B
C
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/*
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* Perform some basic arithmetic with long double, as a sanity check.
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* With small integral numbers, we can cross-check with integers.
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*/
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#include <assert.h>
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int main()
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{
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int i, j;
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for (i = 1; i < 5; i++) {
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for (j = 1; j < 5; j++) {
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long double la = (long double)i + j;
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long double lm = (long double)i * j;
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long double ls = (long double)i - j;
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assert(la == i + j);
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assert(lm == i * j);
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assert(ls == i - j);
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}
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}
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return 0;
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}
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