89360191c8
This is a minor fix to two tsan tests that were expecting the wrong column information. Now that clang emits column information by default in its debugging output, the tests had started failing. llvm-svn: 212779
67 lines
2.0 KiB
C
67 lines
2.0 KiB
C
// RUN: %clang_tsan -O1 %s -o %t && %deflake %run %t | FileCheck %s
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#include <pthread.h>
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#include <stdio.h>
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#include <unistd.h>
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int Global;
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void __attribute__((noinline)) foo1() {
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Global = 42;
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}
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void __attribute__((noinline)) bar1() {
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volatile int tmp = 42; (void)tmp;
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foo1();
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}
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void __attribute__((noinline)) foo2() {
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volatile int v = Global; (void)v;
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}
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void __attribute__((noinline)) bar2() {
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volatile int tmp = 42; (void)tmp;
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foo2();
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}
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void *Thread1(void *x) {
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sleep(1);
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bar1();
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return NULL;
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}
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void *Thread2(void *x) {
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bar2();
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return NULL;
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}
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void StartThread(pthread_t *t, void *(*f)(void*)) {
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pthread_create(t, NULL, f, NULL);
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}
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int main() {
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pthread_t t[2];
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StartThread(&t[0], Thread1);
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StartThread(&t[1], Thread2);
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pthread_join(t[0], NULL);
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pthread_join(t[1], NULL);
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return 0;
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}
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// CHECK: WARNING: ThreadSanitizer: data race
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// CHECK-NEXT: Write of size 4 at {{.*}} by thread T1:
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// CHECK-NEXT: #0 foo1{{.*}} {{.*}}simple_stack.c:9{{(:3)?}} ({{.*}})
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// CHECK-NEXT: #1 bar1{{.*}} {{.*}}simple_stack.c:14{{(:3)?}} ({{.*}})
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// CHECK-NEXT: #2 Thread1{{.*}} {{.*}}simple_stack.c:28{{(:3)?}} ({{.*}})
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// CHECK: Previous read of size 4 at {{.*}} by thread T2:
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// CHECK-NEXT: #0 foo2{{.*}} {{.*}}simple_stack.c:18{{(:3)?}} ({{.*}})
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// CHECK-NEXT: #1 bar2{{.*}} {{.*}}simple_stack.c:23{{(:3)?}} ({{.*}})
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// CHECK-NEXT: #2 Thread2{{.*}} {{.*}}simple_stack.c:33{{(:3)?}} ({{.*}})
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// CHECK: Thread T1 (tid={{.*}}, running) created by main thread at:
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// CHECK-NEXT: #0 pthread_create {{.*}} ({{.*}})
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// CHECK-NEXT: #1 StartThread{{.*}} {{.*}}simple_stack.c:38{{(:3)?}} ({{.*}})
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// CHECK-NEXT: #2 main{{.*}} {{.*}}simple_stack.c:43{{(:3)?}} ({{.*}})
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// CHECK: Thread T2 ({{.*}}) created by main thread at:
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// CHECK-NEXT: #0 pthread_create {{.*}} ({{.*}})
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// CHECK-NEXT: #1 StartThread{{.*}} {{.*}}simple_stack.c:38{{(:3)?}} ({{.*}})
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// CHECK-NEXT: #2 main{{.*}} {{.*}}simple_stack.c:44{{(:3)?}} ({{.*}})
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