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Added testcase for Issue #1408.

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This commit is contained in:
acqn 2021-02-23 13:47:39 +08:00 committed by Oliver Schmidt
parent d628772cd1
commit 6f5ad51816
1 changed files with 41 additions and 0 deletions
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test/val/bug1408.c Normal file
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/* Bug #1408: Signed char type comparisons with unsigned numeric constants */
#include <stdio.h>
static int failures = 0;
static signed char x = -1;
int main(void)
{
if (!(x > -2u)) {
printf("x > -2u should be true\n");
++failures;
}
if (!(x > 0u)) {
printf("x > 0u should be true\n");
++failures;
}
if (!(x > 255u)) {
printf("x > 255u should be true\n");
++failures;
}
if (!(-2u < x)) {
printf("-2u < x should be true\n");
++failures;
}
if (!(0u < x)) {
printf("0u < x should be true\n");
++failures;
}
if (!(255u < x)) {
printf("255u < x should be true\n");
++failures;
}
if (failures != 0) {
printf("Failures: %d\n", failures);
}
return failures;
}