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| author | Jakob Stoklund Olesen <stoklund@2pi.dk> | 2013-01-04 22:17:31 +0000 |
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| committer | Jakob Stoklund Olesen <stoklund@2pi.dk> | 2013-01-04 22:17:31 +0000 |
| commit | 73a853f05c913f6127e93cf0df3ba6398bcfc213 (patch) | |
| tree | 321dba381b4f48973763201e7557820f75d8dc14 /lib/CodeGen/MachineInstrBundle.cpp | |
| parent | 5767d919569f7b4be51c0a13bff24f722625d9f3 (diff) | |
| download | llvm-73a853f05c913f6127e93cf0df3ba6398bcfc213.tar.gz llvm-73a853f05c913f6127e93cf0df3ba6398bcfc213.tar.bz2 llvm-73a853f05c913f6127e93cf0df3ba6398bcfc213.tar.xz | |
Move an assertion so it doesn't dereference end().
The R600 target has test cases that exercises this code.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@171538 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/CodeGen/MachineInstrBundle.cpp')
| -rw-r--r-- | lib/CodeGen/MachineInstrBundle.cpp | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/lib/CodeGen/MachineInstrBundle.cpp b/lib/CodeGen/MachineInstrBundle.cpp index ffca550f8b..77bcd1d7c8 100644 --- a/lib/CodeGen/MachineInstrBundle.cpp +++ b/lib/CodeGen/MachineInstrBundle.cpp @@ -224,14 +224,13 @@ bool llvm::finalizeBundles(MachineFunction &MF) { bool Changed = false; for (MachineFunction::iterator I = MF.begin(), E = MF.end(); I != E; ++I) { MachineBasicBlock &MBB = *I; - MachineBasicBlock::instr_iterator MII = MBB.instr_begin(); - assert(!MII->isInsideBundle() && - "First instr cannot be inside bundle before finalization!"); - MachineBasicBlock::instr_iterator MIE = MBB.instr_end(); if (MII == MIE) continue; + assert(!MII->isInsideBundle() && + "First instr cannot be inside bundle before finalization!"); + for (++MII; MII != MIE; ) { if (!MII->isInsideBundle()) ++MII; |