For PR950:
This patch converts the old SHR instruction into two instructions,
AShr (Arithmetic) and LShr (Logical). The Shr instructions now are not
dependent on the sign of their operands.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31542 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Analysis/IPA/Andersens.cpp b/lib/Analysis/IPA/Andersens.cpp
index de6cb5a..30ec89b 100644
--- a/lib/Analysis/IPA/Andersens.cpp
+++ b/lib/Analysis/IPA/Andersens.cpp
@@ -784,7 +784,8 @@
   case Instruction::Unreachable:
   case Instruction::Free:
   case Instruction::Shl:
-  case Instruction::Shr:
+  case Instruction::LShr:
+  case Instruction::AShr:
     return;
   default:
     // Is this something we aren't handling yet?