| /* { dg-shouldfail "tsan" } */ |
| |
| #include <stdlib.h> |
| |
| void __attribute__((noinline)) foo(int *mem) { |
| free(mem); |
| } |
| |
| void __attribute__((noinline)) bar(int *mem) { |
| mem[0] = 42; |
| } |
| |
| int main() { |
| int *mem = (int*)malloc(100); |
| foo(mem); |
| bar(mem); |
| return 0; |
| } |
| |
| /* { dg-output "WARNING: ThreadSanitizer: heap-use-after-free.*(\n|\r\n|\r)" } */ |
| /* { dg-output " Write of size 4.* by main thread:(\n|\r\n|\r)" } */ |
| /* { dg-output " #0 bar.*" } */ |
| /* { dg-output " #1 main .*" } */ |
| /* { dg-output " Previous write of size 8 at .* by main thread:(\n|\r\n|\r)" } */ |
| /* { dg-output " #0 free .*" } */ |
| /* { dg-output " #\(1|2\) foo.*(\n|\r\n|\r)" } */ |
| /* { dg-output " #\(2|3\) main .*" } */ |
| |
