[cfe-commits] r109072 - /cfe/trunk/lib/Driver/ToolChains.h

[Daniel Dunbar]

Author: ddunbar
Date: Wed Jul 21 19:40:31 2010
New Revision: 109072

URL: http://llvm.org/viewvc/llvm-project?rev=109072&view=rev
Log:
Driver/Darwin: Always allow blocks on Darwin, so that users can conditionally
use blocks even when targetting older systems (using runtime checks and weak
linking).

Modified:
    cfe/trunk/lib/Driver/ToolChains.h

Modified: cfe/trunk/lib/Driver/ToolChains.h
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Driver/ToolChains.h?rev=109072&r1=109071&r2=109072&view=diff
==============================================================================
--- cfe/trunk/lib/Driver/ToolChains.h (original)
+++ cfe/trunk/lib/Driver/ToolChains.h Wed Jul 21 19:40:31 2010
@@ -153,11 +153,9 @@
   virtual Tool &SelectTool(const Compilation &C, const JobAction &JA) const;
 
   virtual bool IsBlocksDefault() const {
-    // Blocks default to on for OS X 10.6 and iPhoneOS 3.0 and beyond.
-    if (isTargetIPhoneOS())
-      return !isIPhoneOSVersionLT(3);
-    else
-      return !isMacosxVersionLT(10, 6);
+    // Always allow blocks on Darwin; users interested in versioning are
+    // expected to use /usr/include/Blocks.h.
+    return true;
   }
   virtual bool IsIntegratedAssemblerDefault() const {
 #ifdef DISABLE_DEFAULT_INTEGRATED_ASSEMBLER