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 55d5e2ac4ab8e72fa4035b053410c3bbe6ed3dbe..1813a599cae75f4a13eed128de14cbadd523cd3e 100644 (file)
--- 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) {