tsan: work around FileCheck feature that it does not accept empty input

llvm-svn: 171034

compiler-rt/lib/tsan/lit_tests/fd_close_norace.cc

@@ -25,6 +25,7 @@ int main() {
   pthread_create(&t[1], NULL, Thread2, NULL);
   pthread_join(t[0], NULL);
   pthread_join(t[1], NULL);
+  printf("OK\n");
 }
 
 // CHECK-NOT: WARNING: ThreadSanitizer: data race

compiler-rt/lib/tsan/lit_tests/fd_dup_norace.cc

@@ -28,6 +28,7 @@ int main() {
   pthread_create(&t[1], NULL, Thread2, NULL);
   pthread_join(t[0], NULL);
   pthread_join(t[1], NULL);
+  printf("OK\n");
 }
 
 // CHECK-NOT: WARNING: ThreadSanitizer: data race

compiler-rt/lib/tsan/lit_tests/fd_pipe_norace.cc

@@ -27,6 +27,7 @@ int main() {
   pthread_create(&t[1], NULL, Thread2, NULL);
   pthread_join(t[0], NULL);
   pthread_join(t[1], NULL);
+  printf("OK\n");
 }
 
 // CHECK-NOT: WARNING: ThreadSanitizer: data race

compiler-rt/lib/tsan/lit_tests/fd_socket_connect_norace.cc

@@ -38,6 +38,7 @@ int main() {
   pthread_join(t, 0);
   close(c);
   close(s);
+  printf("OK\n");
 }
 
 // CHECK-NOT: WARNING: ThreadSanitizer: data race

compiler-rt/lib/tsan/lit_tests/fd_socket_norace.cc

@@ -45,6 +45,7 @@ int main() {
   close(c);
   close(s);
   pthread_join(t, 0);
+  printf("OK\n");
 }
 
 // CHECK-NOT: WARNING: ThreadSanitizer: data race

compiler-rt/lib/tsan/lit_tests/fd_socketpair_norace.cc

@@ -31,6 +31,7 @@ int main() {
   pthread_create(&t[1], NULL, Thread2, NULL);
   pthread_join(t[0], NULL);
   pthread_join(t[1], NULL);
+  printf("OK\n");
 }
 
 // CHECK-NOT: WARNING: ThreadSanitizer: data race

compiler-rt/lib/tsan/lit_tests/ignore_race.cc

@@ -25,7 +25,7 @@ int main() {
   sleep(1);
   Global = 43;
   pthread_join(t, 0);
-  return 0;
+  printf("OK\n");
 }
 
 // CHECK-NOT: WARNING: ThreadSanitizer: data race

compiler-rt/lib/tsan/lit_tests/java_alloc.cc

@@ -25,6 +25,7 @@ int main() {
   pthread_create(&th, 0, Thread, (void*)(jheap + kHeapSize / 4));
   stress(jheap);
   pthread_join(th, 0);
+  printf("OK\n");
   return __tsan_java_fini();
 }
 

compiler-rt/lib/tsan/lit_tests/java_lock.cc

@@ -26,6 +26,7 @@ int main() {
   __tsan_java_mutex_unlock(lockaddr);
   pthread_join(th, 0);
   __tsan_java_free((jptr)jheap, kBlockSize);
+  printf("OK\n");
   return __tsan_java_fini();
 }
 

compiler-rt/lib/tsan/lit_tests/java_lock_move.cc

@@ -33,6 +33,7 @@ int main() {
   __tsan_java_move(varaddr, varaddr2, kBlockSize);
   pthread_join(th, 0);
   __tsan_java_free(varaddr2, kBlockSize);
+  printf("OK\n");
   return __tsan_java_fini();
 }
 

compiler-rt/lib/tsan/lit_tests/java_rwlock.cc

@@ -26,6 +26,7 @@ int main() {
   __tsan_java_mutex_unlock(lockaddr);
   pthread_join(th, 0);
   __tsan_java_free((jptr)jheap, kBlockSize);
+  printf("OK\n");
   return __tsan_java_fini();
 }
 

compiler-rt/lib/tsan/lit_tests/test_output.sh

@@ -22,9 +22,6 @@ test_file() {
   $COMPILER $SRC $CFLAGS -c -o $OBJ
   $COMPILER $OBJ $LDFLAGS -o $EXE
   RES=$($EXE 2>&1 || true)
-  if [ "$3" != "" ]; then
-    printf "%s\n" "$RES"
-  fi
   printf "%s\n" "$RES" | FileCheck $SRC
   if [ "$3" == "" ]; then
     rm -f $EXE $OBJ