From: Chris Lattner <sabre@nondot.org>
Date: Fri, 13 Jan 2006 19:18:11 +0000 (+0000)
Subject: Use ClonedCodeInfo to avoid another walk over the inlined code, this this
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=1fdf4a859f03ce5aa4ce9acba29ce321c847388e;p=oota-llvm.git

Use ClonedCodeInfo to avoid another walk over the inlined code, this this
time in common C cases.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25285 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/Transforms/Utils/InlineFunction.cpp b/lib/Transforms/Utils/InlineFunction.cpp
index f7b4ab894a3..1b08694ac36 100644
--- a/lib/Transforms/Utils/InlineFunction.cpp
+++ b/lib/Transforms/Utils/InlineFunction.cpp
@@ -215,8 +215,10 @@ bool llvm::InlineFunction(CallSite CS) {
         }
   }
 
-  // If we are inlining tail call instruction through an invoke or
-  if (MustClearTailCallFlags) {
+  // If we are inlining tail call instruction through a call site that isn't 
+  // marked 'tail', we must remove the tail marker for any calls in the inlined
+  // code.
+  if (MustClearTailCallFlags && InlinedFunctionInfo.ContainsCalls) {
     for (Function::iterator BB = FirstNewBlock, E = Caller->end();
          BB != E; ++BB)
       for (BasicBlock::iterator I = BB->begin(), E = BB->end(); I != E; ++I)