Simplify.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@113889 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Driver/Tools.cpp b/lib/Driver/Tools.cpp
index e902eaa..20457f4 100644
--- a/lib/Driver/Tools.cpp
+++ b/lib/Driver/Tools.cpp
@@ -637,6 +637,7 @@
static bool needsExceptions(const ArgList &Args, types::ID InputType,
const llvm::Triple &Triple) {
+ // Handle -fno-exceptions.
if (Arg *A = Args.getLastArg(options::OPT_fexceptions,
options::OPT_fno_exceptions)) {
if (A->getOption().matches(options::OPT_fexceptions))
@@ -644,25 +645,23 @@
else
return false;
}
- switch (InputType) {
- case types::TY_CXX: case types::TY_CXXHeader:
- case types::TY_PP_CXX: case types::TY_PP_CXXHeader:
- case types::TY_ObjCXX: case types::TY_ObjCXXHeader:
- case types::TY_PP_ObjCXX: case types::TY_PP_ObjCXXHeader:
+
+ // Otherwise, C++ inputs use exceptions.
+ if (types::isCXX(InputType))
return true;
- case types::TY_ObjC: case types::TY_ObjCHeader:
- case types::TY_PP_ObjC: case types::TY_PP_ObjCHeader:
+ // As do Objective-C non-fragile ABI inputs and all Objective-C inputs on
+ // x86_64 after SnowLeopard.
+ if (types::isObjC(InputType)) {
if (Args.hasArg(options::OPT_fobjc_nonfragile_abi))
return true;
if (Triple.getOS() != llvm::Triple::Darwin)
return false;
return (Triple.getDarwinMajorNumber() >= 9 &&
Triple.getArch() == llvm::Triple::x86_64);
-
- default:
- return false;
}
+
+ return false;
}
void Clang::ConstructJob(Compilation &C, const JobAction &JA,