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Use llvm::next() instead of incrementing begin iterators of std::vector.

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Iterator of std::vector may be implemented as a raw pointer. In
this case begin iterators are rvalues and cannot be incremented.
For example, this is the case with STDCXX implementation of vector.

Patch by Konstantin Tokarev <annulen@yandex.ru>.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@189911 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Michael Gottesman 2013-09-04 04:19:01 +00:00
parent 06351cd0ff
commit 30955e9afb
1 changed files with 2 additions and 2 deletions
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4
lib/Target/R600/AMDILCFGStructurizer.cpp
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@ -1233,7 +1233,7 @@ int AMDGPUCFGStructurizer::handleJumpintoIfImp(MachineBasicBlock *HeadMBB,
numClonedBlock += Num;
Num += serialPatternMatch(*HeadMBB->succ_begin());
Num += serialPatternMatch(*(++HeadMBB->succ_begin()));
Num += serialPatternMatch(*next(HeadMBB->succ_begin()));
Num += ifPatternMatch(HeadMBB);
assert(Num > 0);
@ -1713,7 +1713,7 @@ void AMDGPUCFGStructurizer::removeRedundantConditionalBranch(
if (MBB->succ_size() != 2)
return;
MachineBasicBlock *MBB1 = *MBB->succ_begin();
MachineBasicBlock *MBB2 = *(++MBB->succ_begin());
MachineBasicBlock *MBB2 = *next(MBB->succ_begin());
if (MBB1 != MBB2)
return;