[TSan][libdispatch] Stricter checks via `--implicit-check-not`

`--implicit-check-not='ThreadSanitizer'` checks in the entire output
while `// CHECK-NOT: ThreadSanitizer` only checks after (before) the
previous (next) match.

llvm-svn: 357727

compiler-rt/test/tsan/libdispatch/dispatch_main.c

@@ -2,7 +2,7 @@
 // quits the main thread.
 
 // RUN: %clang_tsan %s -o %t
-// RUN: %run %t 2>&1 | FileCheck %s
+// RUN: %run %t 2>&1 | FileCheck %s --implicit-check-not='ThreadSanitizer'
 
 #include <dispatch/dispatch.h>
 
@@ -36,6 +36,5 @@ int main() {
 }
 
 // CHECK: Hello world
+// CHECK: 123
 // CHECK: Done.
-// CHECK-NOT: WARNING: ThreadSanitizer
-// CHECK-NOT: CHECK failed

compiler-rt/test/tsan/libdispatch/groups-destructor.cc

@@ -1,5 +1,5 @@
 // RUN: %clangxx_tsan %s -o %t
-// RUN: %run %t 2>&1 | FileCheck %s
+// RUN: %run %t 2>&1 | FileCheck %s --implicit-check-not='ThreadSanitizer'
 
 #include <dispatch/dispatch.h>
 
@@ -39,5 +39,4 @@ int main(int argc, const char *argv[]) {
 }
 
 // CHECK: Hello world.
-// CHECK-NOT: WARNING: ThreadSanitizer
 // CHECK: Done.

compiler-rt/test/tsan/libdispatch/groups-leave.c

@@ -1,5 +1,5 @@
 // RUN: %clang_tsan %s -o %t
-// RUN: %run %t 2>&1 | FileCheck %s
+// RUN: %run %t 2>&1 | FileCheck %s --implicit-check-not='ThreadSanitizer'
 
 #include <dispatch/dispatch.h>
 
@@ -52,5 +52,4 @@ int main() {
 }
 
 // CHECK: Hello world.
-// CHECK-NOT: WARNING: ThreadSanitizer
 // CHECK: Done.

compiler-rt/test/tsan/libdispatch/groups-stress.c

@@ -1,5 +1,5 @@
 // RUN: %clang_tsan %s -o %t
-// RUN: %run %t 2>&1 | FileCheck %s
+// RUN: %run %t 2>&1 | FileCheck %s --implicit-check-not='ThreadSanitizer'
 
 #include <dispatch/dispatch.h>
 
@@ -41,5 +41,3 @@ int main() {
 
 // CHECK: Hello world.
 // CHECK: Done.
-// CHECK-NOT: WARNING: ThreadSanitizer
-// CHECK-NOT: CHECK failed

compiler-rt/test/tsan/libdispatch/once.c

@@ -1,5 +1,5 @@
 // RUN: %clang_tsan %s -o %t
-// RUN: %run %t 2>&1 | FileCheck %s
+// RUN: %run %t 2>&1 | FileCheck %s --implicit-check-not='ThreadSanitizer'
 
 #include <dispatch/dispatch.h>
 
@@ -52,4 +52,3 @@ int main() {
 
 // CHECK: Hello world.
 // CHECK: Done.
-// CHECK-NOT: WARNING: ThreadSanitizer

compiler-rt/test/tsan/libdispatch/semaphore-norace.c

@@ -1,5 +1,5 @@
 // RUN: %clang_tsan %s -o %t
-// RUN: %run %t 2>&1 | FileCheck %s
+// RUN: %run %t 2>&1 | FileCheck %s --implicit-check-not='ThreadSanitizer'
 
 #include <dispatch/dispatch.h>
 
@@ -28,4 +28,3 @@ int main() {
 
 // CHECK: Hello world.
 // CHECK: Done.
-// CHECK-NOT: WARNING: ThreadSanitizer

compiler-rt/test/tsan/libdispatch/suspend.c

@@ -1,5 +1,5 @@
 // RUN: %clang_tsan %s -o %t
-// RUN: %run %t 2>&1 | FileCheck %s
+// RUN: %run %t 2>&1 | FileCheck %s --implicit-check-not='ThreadSanitizer'
 
 #include <dispatch/dispatch.h>
 
@@ -43,5 +43,4 @@ int main(int argc, const char *argv[]) {
 }
 
 // CHECK: Hello world.
-// CHECK-NOT: WARNING: ThreadSanitizer
 // CHECK: Done.