From 5f23a938b0fb7c2e3626c59b93d2fc2530cc4dc4 Mon Sep 17 00:00:00 2001
From: Owen Anderson <resistor@mac.com>
Date: Mon, 19 Jul 2010 19:23:32 +0000
Subject: [PATCH] Tweak per Chris' comments.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108736 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/Transforms/InstCombine/InstCombineCasts.cpp | 15 ++++++++-------
 1 file changed, 8 insertions(+), 7 deletions(-)

diff --git a/lib/Transforms/InstCombine/InstCombineCasts.cpp b/lib/Transforms/InstCombine/InstCombineCasts.cpp
index 042bf1a9829..dbe5200d000 100644
--- a/lib/Transforms/InstCombine/InstCombineCasts.cpp
+++ b/lib/Transforms/InstCombine/InstCombineCasts.cpp
@@ -1106,19 +1106,20 @@ Instruction *InstCombiner::visitFPTrunc(FPTruncInst &CI) {
       Call->getNumArgOperands() == 1) {
     CastInst *Arg = dyn_cast<CastInst>(Call->getArgOperand(0));
     if (Arg && Arg->getOpcode() == Instruction::FPExt &&
-        CI.getType() == Builder->getFloatTy() &&
-        Call->getType() == Builder->getDoubleTy() &&
-        Arg->getType() == Builder->getDoubleTy() &&
-        Arg->getOperand(0)->getType() == Builder->getFloatTy()) {
-      Module* M = CI.getParent()->getParent()->getParent();
+        CI.getType()->isFloatTy() &&
+        Call->getType()->isDoubleTy() &&
+        Arg->getType()->isDoubleTy() &&
+        Arg->getOperand(0)->getType()->isFloatTy()) {
+      Function *Callee = Call->getCalledFunction();
+      Module *M = CI.getParent()->getParent()->getParent();
       Constant* SqrtfFunc = M->getOrInsertFunction("sqrtf", 
-                                                   Call->getAttributes(),
+                                                   Callee->getAttributes(),
                                                    Builder->getFloatTy(),
                                                    Builder->getFloatTy(),
                                                    NULL);
       CallInst *ret = CallInst::Create(SqrtfFunc, Arg->getOperand(0),
                                        "sqrtfcall");
-      ret->setAttributes(Call->getAttributes());
+      ret->setAttributes(Callee->getAttributes());
       return ret;
     }
   }
-- 
2.34.1