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| // Test that blacklisted functions are still contained in the stack trace.
// RUN: echo "fun:*Blacklisted_Thread2*" > %t.blacklist
// RUN: echo "fun:*CallTouchGlobal*" >> %t.blacklist
// RUN: %clangxx_tsan -O1 %s -fsanitize-blacklist=%t.blacklist -o %t
// RUN: %deflake %run %t 2>&1 | FileCheck %s
#include "test.h"
int Global;
void *Thread1(void *x) {
barrier_wait(&barrier);
// CHECK: ThreadSanitizer: data race
// CHECK: Write of size 4
// CHECK: #0 Thread1{{.*}}blacklist2.cpp:[[@LINE+1]]
Global++;
return NULL;
}
void TouchGlobal() {
// CHECK: Previous write of size 4
// CHECK: #0 TouchGlobal{{.*}}blacklist2.cpp:[[@LINE+1]]
Global--;
}
void CallTouchGlobal() {
// CHECK: #1 CallTouchGlobal{{.*}}blacklist2.cpp:[[@LINE+1]]
TouchGlobal();
}
void *Blacklisted_Thread2(void *x) {
Global--;
// CHECK: #2 Blacklisted_Thread2{{.*}}blacklist2.cpp:[[@LINE+1]]
CallTouchGlobal();
barrier_wait(&barrier);
return NULL;
}
int main() {
barrier_init(&barrier, 2);
pthread_t t[2];
pthread_create(&t[0], NULL, Thread1, NULL);
pthread_create(&t[1], NULL, Blacklisted_Thread2, NULL);
pthread_join(t[0], NULL);
pthread_join(t[1], NULL);
fprintf(stderr, "PASS\n");
return 0;
}
|