Add a test case that would have caught the bug fixed in r126640.
I've only covered C++'s flags here, we should probably do something
similar for ObjC flags.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@126641 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/Driver/clang-exception-flags.cpp b/test/Driver/clang-exception-flags.cpp
new file mode 100644
index 0000000..90a9ebf
--- /dev/null
+++ b/test/Driver/clang-exception-flags.cpp
@@ -0,0 +1,23 @@
+// RUN: %clang -### %s 2>&1 | FileCheck %s -check-prefix=DEFAULT
+// DEFAULT: "-cc1" {{.*}} "-fcxx-exceptions" "-fexceptions"
+//
+// RUN: %clang -### -fexceptions %s 2>&1 | FileCheck %s -check-prefix=ON1
+// ON1: "-cc1" {{.*}} "-fcxx-exceptions" "-fexceptions"
+//
+// RUN: %clang -### -fno-exceptions -fcxx-exceptions %s 2>&1 | FileCheck %s -check-prefix=ON2
+// ON2: "-cc1" {{.*}} "-fcxx-exceptions" "-fexceptions"
+//
+// RUN: %clang -### -fno-cxx-exceptions -fexceptions %s 2>&1 | FileCheck %s -check-prefix=ON3
+// ON3: "-cc1" {{.*}} "-fcxx-exceptions" "-fexceptions"
+//
+// RUN: %clang -### -fno-exceptions %s 2>&1 | FileCheck %s -check-prefix=OFF1
+// OFF1-NOT: "-cc1" {{.*}} "-fcxx-exceptions"
+//
+// RUN: %clang -### -fno-cxx-exceptions %s 2>&1 | FileCheck %s -check-prefix=OFF2
+// OFF2-NOT: "-cc1" {{.*}} "-fcxx-exceptions"
+//
+// RUN: %clang -### -fcxx-exceptions -fno-exceptions %s 2>&1 | FileCheck %s -check-prefix=OFF3
+// OFF3-NOT: "-cc1" {{.*}} "-fcxx-exceptions"
+//
+// RUN: %clang -### -fexceptions -fno-cxx-exceptions %s 2>&1 | FileCheck %s -check-prefix=OFF4
+// OFF4-NOT: "-cc1" {{.*}} "-fcxx-exceptions"