| /* Test -f*sanitize*=all */ |
| /* { dg-do run } */ |
| /* { dg-skip-if "" { *-*-* } { "*" } { "-O2" } } */ |
| /* { dg-skip-if "" { *-*-* } { "-flto -fno-fat-lto-objects" } } */ |
| /* { dg-options "-fsanitize=undefined,float-cast-overflow,float-divide-by-zero -fno-sanitize=all -fdump-tree-optimized" } */ |
| |
| int a[4]; |
| |
| int |
| f1 (int x, int y, int z) |
| { |
| return a[x] + (1 << y) + (100 / z); |
| } |
| |
| char * |
| f2 (int x) |
| { |
| char *p = (char *) __builtin_calloc (64, 1); |
| p[x] = 3; |
| return p; |
| } |
| |
| int |
| f3 (int x, int *y, double z, double w) |
| { |
| int a[*y]; |
| if (x) |
| __builtin_unreachable (); |
| asm volatile ("" : : "r" (&a[0])); |
| return z / w; |
| } |
| |
| int |
| main () |
| { |
| return 0; |
| } |
| |
| /* { dg-final { scan-tree-dump-not "__ubsan_" "optimized" } } */ |
| /* { dg-final { scan-tree-dump-not "UBSAN_CHECK_" "optimized" } } */ |
