Use --implicit-check-not

Author: nikic

clang/test/Driver/clang_wrapv_opts.c

@@ -7,18 +7,14 @@
 // RUN: %clang -### -S -fstrict-overflow -fno-strict-overflow %s 2>&1 | FileCheck -check-prefix=CHECK2 %s
 // CHECK2: -fwrapv{{.*}}-fwrapv-pointer
 //
-// RUN: %clang -### -S -fwrapv -fstrict-overflow %s 2>&1 | FileCheck -check-prefix=CHECK3 %s
+// RUN: %clang -### -S -fwrapv -fstrict-overflow %s 2>&1 | FileCheck -check-prefix=CHECK3 %s --implicit-check-not="-fwrapv-pointer"
 // CHECK3: -fwrapv
 //
-// RUN: %clang -### -S -fwrapv-pointer -fstrict-overflow %s 2>&1 | FileCheck -check-prefix=CHECK3-POINTER %s
+// RUN: %clang -### -S -fwrapv-pointer -fstrict-overflow %s 2>&1 | FileCheck -check-prefix=CHECK3-POINTER %s --implicit-check-not="-fwrapv"
 // CHECK3-POINTER: -fwrapv-pointer
 //
-// RUN: %clang -### -S -fno-wrapv -fno-strict-overflow %s 2>&1 | FileCheck -check-prefix=CHECK4 %s
-// CHECK4-NOT: -fwrapv
+// RUN: %clang -### -S -fno-wrapv -fno-strict-overflow %s 2>&1 | FileCheck -check-prefix=CHECK4 %s --implicit-check-not="-fwrapv"
 // CHECK4: -fwrapv-pointer
-// CHECK4-NOT: -fwrapv
 //
-// RUN: %clang -### -S -fno-wrapv-pointer -fno-strict-overflow %s 2>&1 | FileCheck -check-prefix=CHECK4-POINTER %s
-// CHECK4-POINTER-NOT: -fwrapv-pointer
+// RUN: %clang -### -S -fno-wrapv-pointer -fno-strict-overflow %s 2>&1 | FileCheck -check-prefix=CHECK4-POINTER %s --implicit-check-not="-fwrapv-pointer"
 // CHECK4-POINTER: -fwrapv
-// CHECK4-POINTER-NOT: -fwrapv-pointer