[llvm-commits] [llvm] r40745 - /llvm/trunk/lib/Analysis/BasicAliasAnalysis.cpp

[Christopher Lamb]

Author: clamb
Date: Thu Aug  2 12:52:00 2007
New Revision: 40745

URL: http://llvm.org/viewvc/llvm-project?rev=40745&view=rev
Log:
Implement review feedback.

Modified:
    llvm/trunk/lib/Analysis/BasicAliasAnalysis.cpp

Modified: llvm/trunk/lib/Analysis/BasicAliasAnalysis.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Analysis/BasicAliasAnalysis.cpp?rev=40745&r1=40744&r2=40745&view=diff

==============================================================================
--- llvm/trunk/lib/Analysis/BasicAliasAnalysis.cpp (original)
+++ llvm/trunk/lib/Analysis/BasicAliasAnalysis.cpp Thu Aug  2 12:52:00 2007
@@ -311,25 +311,25 @@
   // Pointing at a discernible object?
   if (O1) {
     if (O2) {
-      if (isa<Argument>(O1)) {
+      if (const Argument *O1Arg = dyn_cast<Argument>(O1)) {
         // Incoming argument cannot alias locally allocated object!
         if (isa<AllocationInst>(O2)) return NoAlias;
         
         // If they are two different objects, and one is a noalias argument
         // then they do not alias.
-        if (O1 != O2 && isNoAliasArgument(cast<Argument>(O1)))
+        if (O1 != O2 && isNoAliasArgument(O1Arg))
           return NoAlias;
           
         // Otherwise, nothing is known...
       } 
       
-      if (isa<Argument>(O2)) {
+      if (const Argument *O2Arg = dyn_cast<Argument>(O2)) {
         // Incoming argument cannot alias locally allocated object!
         if (isa<AllocationInst>(O1)) return NoAlias;
         
         // If they are two different objects, and one is a noalias argument
         // then they do not alias.
-        if (O1 != O2 && isNoAliasArgument(cast<Argument>(O2)))
+        if (O1 != O2 && isNoAliasArgument(O2Arg))
           return NoAlias;
           
         // Otherwise, nothing is known...