[llvm-commits] [llvm] r52518 - /llvm/trunk/lib/Transforms/Scalar/GVN.cpp

[Evan Cheng]

Author: evancheng
Date: Thu Jun 19 20:01:07 2008
New Revision: 52518

URL: http://llvm.org/viewvc/llvm-project?rev=52518&view=rev
Log:
Disable PRE for now. It seems to be breaking llvm-gcc bootstrapping.

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

Modified: llvm/trunk/lib/Transforms/Scalar/GVN.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Transforms/Scalar/GVN.cpp?rev=52518&r1=52517&r2=52518&view=diff

==============================================================================
--- llvm/trunk/lib/Transforms/Scalar/GVN.cpp (original)
+++ llvm/trunk/lib/Transforms/Scalar/GVN.cpp Thu Jun 19 20:01:07 2008
@@ -42,7 +42,7 @@
 STATISTIC(NumGVNLoad, "Number of loads deleted");
 STATISTIC(NumGVNPRE, "Number of instructions PRE'd");
 
-static cl::opt<bool> DisablePRE("disable-pre",
+static cl::opt<bool> EnablePRE("enable-pre",
                                 cl::init(false), cl::Hidden);
 
 //===----------------------------------------------------------------------===//
@@ -1290,7 +1290,7 @@
        DE = df_end(DT.getRootNode()); DI != DE; ++DI)
     changed |= processBlock(*DI);
   
-  if (!DisablePRE)
+  if (!EnablePRE)
     changed |= performPRE(F);
   
   return changed;