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[XRay] Stable sort XRayRecord to remove non-deterministic ordering

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Summary:
This fixes failure in tools/llvm-xray/X86/graph-zero-latency-calls.yaml
uncovered by D39245.

Reviewers: dberris

Reviewed By: dberris

Subscribers: llvm-commits

Differential Revision: https://reviews.llvm.org/D39943

llvm-svn: 318163
This commit is contained in:
Mandeep Singh Grang 2017-11-14 18:11:08 +00:00
parent 0815515b98
commit 21f84e5d5d
1 changed files with 1 additions and 1 deletions
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2
lib/XRay/Trace.cpp
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@ -606,7 +606,7 @@ Expected<Trace> llvm::xray::loadTraceFile(StringRef Filename, bool Sort) {
}
if (Sort)
std::sort(T.Records.begin(), T.Records.end(),
std::stable_sort(T.Records.begin(), T.Records.end(),
[&](const XRayRecord &L, const XRayRecord &R) {
return L.TSC < R.TSC;
});