From: Mandeep Singh Grang <mgrang@codeaurora.org>
Date: Tue, 14 Nov 2017 00:22:24 +0000 (+0000)
Subject: [Sema] Stable sort OverloadCandidates to remove non-deterministic ordering
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=7441744469624f0afc99d4fa78cb30755c242794;p=clang

[Sema] Stable sort OverloadCandidates to remove non-deterministic ordering

Summary: This fixes failure in Misc/diag-template-diffing.cpp uncovered by D39245.

Reviewers: rjmccall, rsmith

Reviewed By: rjmccall

Subscribers: cfe-commits

Tags: #clang

Differential Revision: https://reviews.llvm.org/D39944

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@318121 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/Sema/SemaOverload.cpp b/lib/Sema/SemaOverload.cpp
index 56135288db..f4b8b4e34a 100644
--- a/lib/Sema/SemaOverload.cpp
+++ b/lib/Sema/SemaOverload.cpp
@@ -10516,7 +10516,7 @@ void OverloadCandidateSet::NoteCandidates(
     }
   }
 
-  std::sort(Cands.begin(), Cands.end(),
+  std::stable_sort(Cands.begin(), Cands.end(),
             CompareOverloadCandidatesForDisplay(S, OpLoc, Args.size(), Kind));
 
   bool ReportedAmbiguousConversions = false;