diff options
Diffstat (limited to 'lib/tsan/lit_tests/simple_stack.c')
-rw-r--r-- | lib/tsan/lit_tests/simple_stack.c | 66 |
1 files changed, 0 insertions, 66 deletions
diff --git a/lib/tsan/lit_tests/simple_stack.c b/lib/tsan/lit_tests/simple_stack.c deleted file mode 100644 index a447e2880447f..0000000000000 --- a/lib/tsan/lit_tests/simple_stack.c +++ /dev/null @@ -1,66 +0,0 @@ -// RUN: %clang_tsan -O1 %s -o %t && not %t 2>&1 | FileCheck %s -#include <pthread.h> -#include <stdio.h> -#include <unistd.h> - -int Global; - -void __attribute__((noinline)) foo1() { - Global = 42; -} - -void __attribute__((noinline)) bar1() { - volatile int tmp = 42; (void)tmp; - foo1(); -} - -void __attribute__((noinline)) foo2() { - volatile int v = Global; (void)v; -} - -void __attribute__((noinline)) bar2() { - volatile int tmp = 42; (void)tmp; - foo2(); -} - -void *Thread1(void *x) { - sleep(1); - bar1(); - return NULL; -} - -void *Thread2(void *x) { - bar2(); - return NULL; -} - -void StartThread(pthread_t *t, void *(*f)(void*)) { - pthread_create(t, NULL, f, NULL); -} - -int main() { - pthread_t t[2]; - StartThread(&t[0], Thread1); - StartThread(&t[1], Thread2); - pthread_join(t[0], NULL); - pthread_join(t[1], NULL); - return 0; -} - -// CHECK: WARNING: ThreadSanitizer: data race -// CHECK-NEXT: Write of size 4 at {{.*}} by thread T1: -// CHECK-NEXT: #0 foo1{{.*}} {{.*}}simple_stack.c:9{{(:3)?}} ({{.*}}) -// CHECK-NEXT: #1 bar1{{.*}} {{.*}}simple_stack.c:14{{(:3)?}} ({{.*}}) -// CHECK-NEXT: #2 Thread1{{.*}} {{.*}}simple_stack.c:28{{(:3)?}} ({{.*}}) -// CHECK: Previous read of size 4 at {{.*}} by thread T2: -// CHECK-NEXT: #0 foo2{{.*}} {{.*}}simple_stack.c:18{{(:26)?}} ({{.*}}) -// CHECK-NEXT: #1 bar2{{.*}} {{.*}}simple_stack.c:23{{(:3)?}} ({{.*}}) -// CHECK-NEXT: #2 Thread2{{.*}} {{.*}}simple_stack.c:33{{(:3)?}} ({{.*}}) -// CHECK: Thread T1 (tid={{.*}}, running) created by main thread at: -// CHECK-NEXT: #0 pthread_create {{.*}} ({{.*}}) -// CHECK-NEXT: #1 StartThread{{.*}} {{.*}}simple_stack.c:38{{(:3)?}} ({{.*}}) -// CHECK-NEXT: #2 main{{.*}} {{.*}}simple_stack.c:43{{(:3)?}} ({{.*}}) -// CHECK: Thread T2 ({{.*}}) created by main thread at: -// CHECK-NEXT: #0 pthread_create {{.*}} ({{.*}}) -// CHECK-NEXT: #1 StartThread{{.*}} {{.*}}simple_stack.c:38{{(:3)?}} ({{.*}}) -// CHECK-NEXT: #2 main{{.*}} {{.*}}simple_stack.c:44{{(:3)?}} ({{.*}}) |