[llvm-commits] [llvm] r40739 - /llvm/trunk/lib/Transforms/Scalar/InstructionCombining.cpp

[Chris Lattner]

Author: lattner
Date: Thu Aug  2 11:56:32 2007
New Revision: 40739

URL: http://llvm.org/viewvc/llvm-project?rev=40739&view=rev
Log:
Disable an xform that causes an infinite loop.  This fixes PR1594


Modified:
    llvm/trunk/lib/Transforms/Scalar/InstructionCombining.cpp

Modified: llvm/trunk/lib/Transforms/Scalar/InstructionCombining.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Transforms/Scalar/InstructionCombining.cpp?rev=40739&r1=40738&r2=40739&view=diff

==============================================================================
--- llvm/trunk/lib/Transforms/Scalar/InstructionCombining.cpp (original)
+++ llvm/trunk/lib/Transforms/Scalar/InstructionCombining.cpp Thu Aug  2 11:56:32 2007
@@ -6385,6 +6385,7 @@
   case Instruction::Trunc:
     // If this is the same kind of case as our original (e.g. zext+zext), we
     // can safely eliminate it.
+    break;  // FIXME: This causes PR1594
     if (I->getOpcode() == CastOpc) {
       ++NumCastsRemoved;
       return true;