From: Nick Lewycky <nicholas@mxc.ca>
Date: Thu, 15 Jul 2010 06:48:56 +0000 (+0000)
Subject: Disable aliases on all platforms.
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=664040a03c17f432a127a35013eeb6b6a26e41fb;p=oota-llvm.git

Disable aliases on all platforms.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108417 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/Transforms/IPO/MergeFunctions.cpp b/lib/Transforms/IPO/MergeFunctions.cpp
index 55d5e2ac4ab..1813a599cae 100644
--- a/lib/Transforms/IPO/MergeFunctions.cpp
+++ b/lib/Transforms/IPO/MergeFunctions.cpp
@@ -603,6 +603,10 @@ static void ThunkGToF(Function *F, Function *G) {
 }
 
 static void AliasGToF(Function *F, Function *G) {
+  // Darwin will trigger llvm_unreachable if asked to codegen an alias
+  return ThunkGToF(F, G);
+
+#if 0
   if (!G->hasExternalLinkage() && !G->hasLocalLinkage() && !G->hasWeakLinkage())
     return ThunkGToF(F, G);
 
@@ -614,6 +618,7 @@ static void AliasGToF(Function *F, Function *G) {
   GA->setVisibility(G->getVisibility());
   G->replaceAllUsesWith(GA);
   G->eraseFromParent();
+#endif
 }
 
 static bool fold(std::vector<Function *> &FnVec, unsigned i, unsigned j) {