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tsan: update output tests to race on heap memory 

Races on stack of main thread are problematic for COMPAT mapping, because it's not 1-to-1 and race addr is not properly mapped from shadow back to application memory. 
Update output tests to race heap memory.

llvm-svn: 156758
This commit is contained in:
Dmitry Vyukov 2012-05-14 14:00:07 +00:00
parent 3dea421826
commit fa44dc5623
2 changed files with 12 additions and 10 deletions
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11
compiler-rt/lib/tsan/output_tests/mop_with_offset.cc
View File

@ -17,14 +17,15 @@ void *Thread2(void *x) {
}
int main() {
int data = 42;
fprintf(stderr, "ptr1=%p\n", &data);
fprintf(stderr, "ptr2=%p\n", (char*)&data + 2);
int *data = new int(42);
fprintf(stderr, "ptr1=%p\n", data);
fprintf(stderr, "ptr2=%p\n", (char*)data + 2);
pthread_t t[2];
pthread_create(&t[0], NULL, Thread1, &data);
pthread_create(&t[1], NULL, Thread2, &data);
pthread_create(&t[0], NULL, Thread1, data);
pthread_create(&t[1], NULL, Thread2, data);
pthread_join(t[0], NULL);
pthread_join(t[1], NULL);
delete data;
}
// CHECK: ptr1=[[PTR1:0x[0-9,a-f]+]]

11
compiler-rt/lib/tsan/output_tests/mop_with_offset2.cc
View File

@ -17,14 +17,15 @@ void *Thread2(void *x) {
}
int main() {
int data = 42;
fprintf(stderr, "ptr1=%p\n", &data);
fprintf(stderr, "ptr2=%p\n", (char*)&data + 2);
int *data = new int(42);
fprintf(stderr, "ptr1=%p\n", data);
fprintf(stderr, "ptr2=%p\n", (char*)data + 2);
pthread_t t[2];
pthread_create(&t[0], NULL, Thread1, &data);
pthread_create(&t[1], NULL, Thread2, &data);
pthread_create(&t[0], NULL, Thread1, data);
pthread_create(&t[1], NULL, Thread2, data);
pthread_join(t[0], NULL);
pthread_join(t[1], NULL);
delete data;
}
// CHECK: ptr1=[[PTR1:0x[0-9,a-f]+]]