r222437 - Remove now dead code.

[Frederic Riss]

Author: friss
Date: Thu Nov 20 10:24:29 2014
New Revision: 222437

URL: http://llvm.org/viewvc/llvm-project?rev=222437&view=rev
Log:
Remove now dead code.

After LLVM r222434, the Variables field of DISubprograms for forward
declarations will always be null. No need to keep code around to
delete them.

Modified:
    cfe/trunk/lib/CodeGen/CGDebugInfo.cpp

Modified: cfe/trunk/lib/CodeGen/CGDebugInfo.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/CodeGen/CGDebugInfo.cpp?rev=222437&r1=222436&r2=222437&view=diff
==============================================================================
--- cfe/trunk/lib/CodeGen/CGDebugInfo.cpp (original)
+++ cfe/trunk/lib/CodeGen/CGDebugInfo.cpp Thu Nov 20 10:24:29 2014
@@ -3413,13 +3413,6 @@ void CGDebugInfo::finalize() {
     else
       VH = it->second;
 
-    // Functions have a fake temporary MDNode operand that is supposed
-    // to get RAUWed upon DIBuilder finalization. Do not leak these
-    // nodes for the temporary functions we are about to delete.
-    if (FwdDecl.isSubprogram())
-      if (llvm::MDNode *Vars = llvm::DISubprogram(FwdDecl).getVariablesNodes())
-        llvm::MDNode::deleteTemporary(Vars);
-
     FwdDecl.replaceAllUsesWith(CGM.getLLVMContext(),
                                llvm::DIDescriptor(cast<llvm::MDNode>(VH)));
   }