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#include <stdlib.h>
int main() {
char *x = (char*)malloc(10 * sizeof(char));
free(x);
return x[5];
}
// Check-Common: {{.*ERROR: AddressSanitizer heap-use-after-free on address}}
// Check-Common: {{0x.* at pc 0x.* bp 0x.* sp 0x.*}}
// Check-Common: {{READ of size 1 at 0x.* thread T0}}
// Check-Common: {{ #0 0x.* in main .*use-after-free.cc:5}}
// Check-Common: {{0x.* is located 5 bytes inside of 10-byte region .0x.*,0x.*}}
// Check-Common: {{freed by thread T0 here:}}
// Check-Linux: {{ #0 0x.* in .*free}}
// Check-Linux: {{ #1 0x.* in main .*use-after-free.cc:[45]}}
// Check-Darwin: {{ #0 0x.* in .*mz_free.*}}
// We override free() on Darwin, thus no malloc_zone_free
// Check-Darwin: {{ #1 0x.* in wrap_free}}
// Check-Darwin: {{ #2 0x.* in main .*use-after-free.cc:[45]}}
// Check-Common: {{previously allocated by thread T0 here:}}
// Check-Linux: {{ #0 0x.* in .*malloc}}
// Check-Linux: {{ #1 0x.* in main .*use-after-free.cc:3}}
// Check-Darwin: {{ #0 0x.* in .*mz_malloc.*}}
// Check-Darwin: {{ #1 0x.* in malloc_zone_malloc.*}}
// Check-Darwin: {{ #2 0x.* in malloc.*}}
// Check-Darwin: {{ #3 0x.* in main .*use-after-free.cc:3}}
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