diff options
| author | Dimitry Andric <dim@FreeBSD.org> | 2017-01-02 19:17:04 +0000 |
|---|---|---|
| committer | Dimitry Andric <dim@FreeBSD.org> | 2017-01-02 19:17:04 +0000 |
| commit | b915e9e0fc85ba6f398b3fab0db6a81a8913af94 (patch) | |
| tree | 98b8f811c7aff2547cab8642daf372d6c59502fb /lib/CodeGen/SafeStackColoring.cpp | |
| parent | 6421cca32f69ac849537a3cff78c352195e99f1b (diff) | |
Notes
Diffstat (limited to 'lib/CodeGen/SafeStackColoring.cpp')
| -rw-r--r-- | lib/CodeGen/SafeStackColoring.cpp | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/lib/CodeGen/SafeStackColoring.cpp b/lib/CodeGen/SafeStackColoring.cpp index 795eb8d27191..7fbeaddb38e8 100644 --- a/lib/CodeGen/SafeStackColoring.cpp +++ b/lib/CodeGen/SafeStackColoring.cpp @@ -214,10 +214,12 @@ void StackColoring::calculateLiveIntervals() { unsigned AllocaNo = It.second.AllocaNo; if (IsStart) { - assert(!Started.test(AllocaNo)); - Started.set(AllocaNo); - Ended.reset(AllocaNo); - Start[AllocaNo] = InstNo; + assert(!Started.test(AllocaNo) || Start[AllocaNo] == BBStart); + if (!Started.test(AllocaNo)) { + Started.set(AllocaNo); + Ended.reset(AllocaNo); + Start[AllocaNo] = InstNo; + } } else { assert(!Ended.test(AllocaNo)); if (Started.test(AllocaNo)) { |