From: Gabor Greif <ggreif@gmail.com>
Date: Sat, 18 Sep 2010 11:53:39 +0000 (+0000)
Subject: do not rely on the implicit-dereference semantics of dyn_cast_or_null
X-Git-Url: http://plrg.eecs.uci.edu/git/?a=commitdiff_plain;h=ea4894a7fcfb8946d1f7b1301aef98f7f6c9f251;p=oota-llvm.git

do not rely on the implicit-dereference semantics of dyn_cast_or_null

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@114277 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/Transforms/Scalar/IndVarSimplify.cpp b/lib/Transforms/Scalar/IndVarSimplify.cpp
index af2eafc47cb..dfdd8b7c89f 100644
--- a/lib/Transforms/Scalar/IndVarSimplify.cpp
+++ b/lib/Transforms/Scalar/IndVarSimplify.cpp
@@ -346,7 +346,7 @@ void IndVarSimplify::RewriteNonIntegerIVs(Loop *L) {
     PHIs.push_back(PN);
 
   for (unsigned i = 0, e = PHIs.size(); i != e; ++i)
-    if (PHINode *PN = dyn_cast_or_null<PHINode>(PHIs[i]))
+    if (PHINode *PN = dyn_cast_or_null<PHINode>(&*PHIs[i]))
       HandleFloatingPointIV(L, PN);
 
   // If the loop previously had floating-point IV, ScalarEvolution
@@ -395,7 +395,7 @@ void IndVarSimplify::EliminateIVComparisons() {
   // which are now dead.
   while (!DeadInsts.empty())
     if (Instruction *Inst =
-          dyn_cast_or_null<Instruction>(DeadInsts.pop_back_val()))
+        dyn_cast_or_null<Instruction>(&*DeadInsts.pop_back_val()))
       RecursivelyDeleteTriviallyDeadInstructions(Inst);
 }
 
@@ -462,7 +462,7 @@ void IndVarSimplify::EliminateIVRemainders() {
   // which are now dead.
   while (!DeadInsts.empty())
     if (Instruction *Inst =
-          dyn_cast_or_null<Instruction>(DeadInsts.pop_back_val()))
+          dyn_cast_or_null<Instruction>(&*DeadInsts.pop_back_val()))
       RecursivelyDeleteTriviallyDeadInstructions(Inst);
 }
 
@@ -725,7 +725,7 @@ void IndVarSimplify::RewriteIVExpressions(Loop *L, SCEVExpander &Rewriter) {
   // which are now dead.
   while (!DeadInsts.empty())
     if (Instruction *Inst =
-          dyn_cast_or_null<Instruction>(DeadInsts.pop_back_val()))
+          dyn_cast_or_null<Instruction>(&*DeadInsts.pop_back_val()))
       RecursivelyDeleteTriviallyDeadInstructions(Inst);
 }