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Added a more general test to test/val/bug1690.c

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This commit is contained in:
Greg King 2022-03-01 12:56:34 -05:00 committed by mrdudz
parent 1579d2ec41
commit 74bdc06529
1 changed files with 16 additions and 9 deletions
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25
test/val/bug1690.c
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@ -2,22 +2,29 @@
#include <stdio.h>
static int failures = 0;
static unsigned int z = 0xFF23;
int main(void)
{
register unsigned int x = 0x200;
register unsigned int y = 0;
do
{
do {
++y;
} while (--x);
if (y != 0x200) {
printf("y should be 0x200, not 0x%X.\n", y);
++failures;;
}
while (--x);
if (y != 0x200)
{
printf("0x%X\n", y);
return 1;
}
if ((z -= 0x23)) {
/* Passed -- non-zero z looks like non-zero. */
} else {
/* Failed -- only the low byte of z was tested. */
printf("Test thinks non-zero z is zero.\n");
++failures;
}
return 0;
return failures;
}