Driver/Darwin: Tweak simulator link logic a bit more to be closer to GCC.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@128738 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Driver/Tools.cpp b/lib/Driver/Tools.cpp
index 659b119..5c98648 100644
--- a/lib/Driver/Tools.cpp
+++ b/lib/Driver/Tools.cpp
@@ -2845,7 +2845,10 @@
     // Derived from startfile spec.
     if (Args.hasArg(options::OPT_dynamiclib)) {
       // Derived from darwin_dylib1 spec.
-      if (getDarwinToolChain().isTargetIPhoneOS()) {
+      if (getDarwinToolChain().isTargetIOSSimulator()) {
+        // The simulator doesn't have a versioned crt1 file.
+        CmdArgs.push_back("-ldylib1.o");
+      } else if (getDarwinToolChain().isTargetIPhoneOS()) {
         if (getDarwinToolChain().isIPhoneOSVersionLT(3, 1))
           CmdArgs.push_back("-ldylib1.o");
       } else {
@@ -2858,7 +2861,10 @@
       if (Args.hasArg(options::OPT_bundle)) {
         if (!Args.hasArg(options::OPT_static)) {
           // Derived from darwin_bundle1 spec.
-          if (getDarwinToolChain().isTargetIPhoneOS()) {
+          if (getDarwinToolChain().isTargetIOSSimulator()) {
+            // The simulator doesn't have a versioned crt1 file.
+            CmdArgs.push_back("-lbundle1.o");
+          } else if (getDarwinToolChain().isTargetIPhoneOS()) {
             if (getDarwinToolChain().isIPhoneOSVersionLT(3, 1))
               CmdArgs.push_back("-lbundle1.o");
           } else {