blob: 3971180c22bda25d2bfa90836f320c32b4b7fdbf (
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/* { 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 .*" } */
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