From 8ff18e9c99293a093e066dad717b28ffab122f59 Mon Sep 17 00:00:00 2001 From: David Greene Date: Tue, 7 Aug 2007 16:44:38 +0000 Subject: [PATCH] Fix GLIBCXX_DEBUG error triggered by incrementing erased iterator. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@40897 91177308-0d34-0410-b5e6-96231b3b80d8 --- lib/Transforms/Scalar/LoopUnswitch.cpp | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/lib/Transforms/Scalar/LoopUnswitch.cpp b/lib/Transforms/Scalar/LoopUnswitch.cpp index 130db9fe419..f0c09e6d7d7 100644 --- a/lib/Transforms/Scalar/LoopUnswitch.cpp +++ b/lib/Transforms/Scalar/LoopUnswitch.cpp @@ -777,8 +777,8 @@ void LoopUnswitch::UnswitchNontrivialCondition(Value *LIC, Constant *Val, if (LBBI != DF->end()) { DominanceFrontier::DomSetType &LBSet = LBBI->second; for (DominanceFrontier::DomSetType::iterator LI = LBSet.begin(), - LE = LBSet.end(); LI != LE; ++LI) { - BasicBlock *B = *LI; + LE = LBSet.end(); LI != LE; /* NULL */) { + BasicBlock *B = *LI++; if (OutSiders.count(B)) DF->removeFromFrontier(LBBI, B); } @@ -789,8 +789,8 @@ void LoopUnswitch::UnswitchNontrivialCondition(Value *LIC, Constant *Val, if (NBBI != DF->end()) { DominanceFrontier::DomSetType NBSet = NBBI->second; for (DominanceFrontier::DomSetType::iterator NI = NBSet.begin(), - NE = NBSet.end(); NI != NE; ++NI) { - BasicBlock *B = *NI; + NE = NBSet.end(); NI != NE; /* NULL */) { + BasicBlock *B = *NI++; if (OutSiders.count(B)) DF->removeFromFrontier(NBBI, B); } -- 2.34.1