fixup! [clang] Suppress gnu-line-marker when saving temps

Author: macurtis-amd

clang/test/Preprocessor/line-directive-suppressed.c

@@ -1,9 +1,16 @@
-// RUN: %clang_cc1 -std=c99 -fsyntax-only -pedantic %s 2>&1 | grep 'warning: this style of line directive is a GNU extension'
+// RUN: %clang_cc1 -std=c99 -fsyntax-only -pedantic %s 2>&1 | FileCheck %s
 
-// RUN: %clang_cc1 -std=c99 -fsyntax-only -pedantic -x c-cpp-output %s 2>&1 | not grep warning
 // RUN: cp %s %t.i
-// RUN: %clang_cc1 -std=c99 -fsyntax-only -pedantic %t.i 2>&1 | not grep warning
+// RUN: %clang_cc1 -std=c99 -fsyntax-only -pedantic %t.i 2>&1 | FileCheck %s --check-prefix=NO-WARNING --allow-empty
+// RUN: %clang_cc1 -std=c99 -fsyntax-only -pedantic -x cpp-output %s 2>&1 | FileCheck %s --check-prefix=NO-WARNING --allow-empty
 
 # 0 "zero"
+// CHECK: line-directive-suppressed.c:[[@LINE-1]]:5: warning: {{.*}} [-Wgnu-line-marker]
+
 # 1 "one" 1
+// CHECK: zero:2:5: warning: {{.*}} [-Wgnu-line-marker]
+
 # 2 "two" 1 3 4
+// CHECK: one:3:5: warning: {{.*}} [-Wgnu-line-marker]
+
+// NO-WARNING-NOT: warning: