commit 23c04309fb3811499fec21498f7926b89b82d401
author Nick Lewycky <nicholas@mxc.ca> Wed Sep 03 06:24:21 2008 +0000
committer Nick Lewycky <nicholas@mxc.ca> Wed Sep 03 06:24:21 2008 +0000
tree 472282d86d4ef1bac7285c7c1592b7f231b949d2
parent 83c05e5d30366d7c7e3d08e886dee89b1320ae7a

Don't apply this transform to vectors. Fixes PR2756.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@55690 91177308-0d34-0410-b5e6-96231b3b80d8

lib/Transforms/Scalar/InstructionCombining.cpp

diff --git a/lib/Transforms/Scalar/InstructionCombining.cpp b/lib/Transforms/Scalar/InstructionCombining.cpp
index 17c0750..aedad72 100644
--- a/lib/Transforms/Scalar/InstructionCombining.cpp
+++ b/lib/Transforms/Scalar/InstructionCombining.cpp
@@ -2948,8 +2948,9 @@
     return common;
   
   if (Value *RHSNeg = dyn_castNegVal(Op1))
-    if (!isa<ConstantInt>(RHSNeg) || 
-        cast<ConstantInt>(RHSNeg)->getValue().isStrictlyPositive()) {
+    if (!isa<Constant>(RHSNeg) ||
+        (isa<ConstantInt>(RHSNeg) &&
+         cast<ConstantInt>(RHSNeg)->getValue().isStrictlyPositive())) {
       // X % -Y -> X % Y
       AddUsesToWorkList(I);
       I.setOperand(1, RHSNeg);
@@ -5495,7 +5496,7 @@
       if (Op0I->getOpcode() == Op1I->getOpcode() && Op0I->hasOneUse() &&
           Op1I->hasOneUse() && Op0I->getOperand(1) == Op1I->getOperand(1) &&
           I.isEquality()) {
-	switch (Op0I->getOpcode()) {
+        switch (Op0I->getOpcode()) {
         default: break;
         case Instruction::Add:
         case Instruction::Sub: