commit abd37961d55680e5e946b9e336ce14b4ac56f830
author Peter Collingbourne <peter@pcc.me.uk> Mon Aug 19 23:13:33 2013 +0000
committer Peter Collingbourne <peter@pcc.me.uk> Mon Aug 19 23:13:33 2013 +0000
tree bc308bdff43b48586c0fdcf1e11aec1fb68247b3
parent c2d722efbfd4860dcb7a344be2031ec24cb6691f

Introduce non-const overloads for GlobalAlias::{get,resolve}AliasedGlobal.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@188725 91177308-0d34-0410-b5e6-96231b3b80d8

lib/IR/Globals.cpp

diff --git a/lib/IR/Globals.cpp b/lib/IR/Globals.cpp
index 6d547f3..da3b02a 100644
--- a/lib/IR/Globals.cpp
+++ b/lib/IR/Globals.cpp
@@ -229,14 +229,14 @@
   setOperand(0, Aliasee);
 }
 
-const GlobalValue *GlobalAlias::getAliasedGlobal() const {
-  const Constant *C = getAliasee();
+GlobalValue *GlobalAlias::getAliasedGlobal() {
+  Constant *C = getAliasee();
   if (C == 0) return 0;
   
-  if (const GlobalValue *GV = dyn_cast<GlobalValue>(C))
+  if (GlobalValue *GV = dyn_cast<GlobalValue>(C))
     return GV;
 
-  const ConstantExpr *CE = cast<ConstantExpr>(C);
+  ConstantExpr *CE = cast<ConstantExpr>(C);
   assert((CE->getOpcode() == Instruction::BitCast || 
           CE->getOpcode() == Instruction::GetElementPtr) &&
          "Unsupported aliasee");
@@ -244,18 +244,18 @@
   return cast<GlobalValue>(CE->getOperand(0));
 }
 
-const GlobalValue *GlobalAlias::resolveAliasedGlobal(bool stopOnWeak) const {
-  SmallPtrSet<const GlobalValue*, 3> Visited;
+GlobalValue *GlobalAlias::resolveAliasedGlobal(bool stopOnWeak) {
+  SmallPtrSet<GlobalValue*, 3> Visited;
 
   // Check if we need to stop early.
   if (stopOnWeak && mayBeOverridden())
     return this;
 
-  const GlobalValue *GV = getAliasedGlobal();
+  GlobalValue *GV = getAliasedGlobal();
   Visited.insert(GV);
 
   // Iterate over aliasing chain, stopping on weak alias if necessary.
-  while (const GlobalAlias *GA = dyn_cast<GlobalAlias>(GV)) {
+  while (GlobalAlias *GA = dyn_cast<GlobalAlias>(GV)) {
     if (stopOnWeak && GA->mayBeOverridden())
       break;