blob: 52b3d2bef18b69784efdd10459ded56926163a74 [file] [log] [blame]
/* Based on reproducer done by Dejan Jevtic */
int main (void)
#if defined(VGA_amd64)
/* Note that small changes in the code below
caused the bug not to be triggered anymore.
E.g. removing the dec %%eax avoids the assert
while this removal causes one more loop to be
executed. */
__asm__ __volatile__
("mov $30, %%eax\n\t"
"mov $-4, %%ebx\n\t"
"add %%ebx, %%eax\n\t"
"dec %%eax\n\t"
"cmp $0x0,%%eax\n\t"
"jne top\n\t"
"mov $60, %%eax\n\t"
"mov $0, %%rdi\n\t"
: : : "eax", "ebx", "rdi"
#elif defined(VGA_mips32) || defined(VGA_mips64)
__asm__ __volatile__
("li $t0, 42\n\t"
"li $t1, -4\n\t"
"addu $t0, $t0, $t1\n\t"
"li $t2, -2\n\t"
"addu $t0, $t0, $t2\n\t"
"addiu $t0, $t0, -1\n\t"
"bnez $t0, top\n\t"
: : : "t0", "t1"
return 0;