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Enhance chibicc

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This commit is contained in:
Justine Tunney 2020-12-09 04:00:48 -08:00
parent 8da931a7f6
commit 9df2cef4c4
52 changed files with 2606 additions and 2004 deletions
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42
third_party/chibicc/test/dce_test.c vendored Normal file
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#include "third_party/chibicc/test/test.h"
int x;
int main(void) {
if (0) {
asm(".error \"the assembler shall fail\"");
}
x = 1 ? 777 : ({
asm(".error \"the system is down\"");
666;
});
ASSERT(777, x);
x = 0;
x = 777 ?: ({
asm(".error \"the system is down\"");
666;
});
x = 0;
x = __builtin_popcount(strlen("hihi")) == 1 ? 777 : ({
asm(".error \"the system is down\"");
666;
});
ASSERT(777, x);
x = 0;
x = strpbrk("hihi", "ei") ? 777 : ({
asm(".error \"the system is down!\"");
666;
});
ASSERT(777, x);
x = 0;
x = !__builtin_strpbrk("HELLO\n", "bxdinupo") ? 777 : ({
asm(".error \"the system is down\"");
666;
});
ASSERT(777, x);
}