[llvm-commits] [llvm] r65971 - /llvm/trunk/lib/Transforms/IPO/StripSymbols.cpp

[Devang Patel]

Author: dpatel
Date: Tue Mar  3 15:31:02 2009
New Revision: 65971

URL: http://llvm.org/viewvc/llvm-project?rev=65971&view=rev
Log:
Recursively remove dead argument while removing llvm.dbg.declare intrinsic.

Modified:
    llvm/trunk/lib/Transforms/IPO/StripSymbols.cpp

Modified: llvm/trunk/lib/Transforms/IPO/StripSymbols.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Transforms/IPO/StripSymbols.cpp?rev=65971&r1=65970&r2=65971&view=diff

==============================================================================
--- llvm/trunk/lib/Transforms/IPO/StripSymbols.cpp (original)
+++ llvm/trunk/lib/Transforms/IPO/StripSymbols.cpp Tue Mar  3 15:31:02 2009
@@ -28,6 +28,7 @@
 #include "llvm/Pass.h"
 #include "llvm/ValueSymbolTable.h"
 #include "llvm/TypeSymbolTable.h"
+#include "llvm/Transforms/Utils/Local.h"
 #include "llvm/Support/Compiler.h"
 #include "llvm/ADT/SmallPtrSet.h"
 using namespace llvm;
@@ -268,8 +269,8 @@
       if (Arg1->use_empty()) {
         if (Constant *C = dyn_cast<Constant>(Arg1)) 
           DeadConstants.push_back(C);
-        if (Instruction *I = dyn_cast<Instruction>(Arg1))
-          I->eraseFromParent();
+        else 
+          RecursivelyDeleteTriviallyDeadInstructions(Arg1, NULL);
       }
       if (Arg2->use_empty())
         if (Constant *C = dyn_cast<Constant>(Arg2))