A few more cleanups for the GNU family of ObjC runtimes.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@159708 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 4 insertions, 1 deletions

diff --git a/lib/Basic/ObjCRuntime.cpp b/lib/Basic/ObjCRuntime.cpp
index 0f30bfaa2c..f52677b512 100644
--- a/lib/Basic/ObjCRuntime.cpp
+++ b/lib/Basic/ObjCRuntime.cpp
@@ -54,6 +54,7 @@ bool ObjCRuntime::tryParse(StringRef input) {
   // Everything prior to that must be a valid string name.
   Kind kind;
   StringRef runtimeName = input.substr(0, dash);
+  Version = VersionTuple(0);
   if (runtimeName == "macosx") {
     kind = ObjCRuntime::MacOSX;
   } else if (runtimeName == "macosx-fragile") {
@@ -61,6 +62,9 @@ bool ObjCRuntime::tryParse(StringRef input) {
   } else if (runtimeName == "ios") {
     kind = ObjCRuntime::iOS;
   } else if (runtimeName == "gnustep") {
+    // If no version is specified then default to the most recent one that we
+    // know about.
+    Version = VersionTuple(1, 6);
     kind = ObjCRuntime::GNUstep;
   } else if (runtimeName == "gcc") {
     kind = ObjCRuntime::GCC;
@@ -69,7 +73,6 @@ bool ObjCRuntime::tryParse(StringRef input) {
   }
   TheKind = kind;
   
-  Version = VersionTuple(0);
   if (dash != StringRef::npos) {
     StringRef verString = input.substr(dash + 1);
     if (Version.tryParse(verString))