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authorBenjamin Kramer <benny.kra@googlemail.com>2015-05-29 19:42:19 +0000
committerBenjamin Kramer <benny.kra@googlemail.com>2015-05-29 19:42:19 +0000
commit3204b152b53e539304f9da2aff100876aeefa856 (patch)
tree413a942366f5a46724c5658daf847ee3493e9f5e /clang/lib/Frontend/ASTUnit.cpp
parent36cbc0901f7a8ac02511143f1b5e4b6478221239 (diff)
downloadbcm5719-llvm-3204b152b53e539304f9da2aff100876aeefa856.tar.gz
bcm5719-llvm-3204b152b53e539304f9da2aff100876aeefa856.zip
Replace push_back(Constructor(foo)) with emplace_back(foo) for non-trivial types
If the type isn't trivially moveable emplace can skip a potentially expensive move. It also saves a couple of characters. Call sites were found with the ASTMatcher + some semi-automated cleanup. memberCallExpr( argumentCountIs(1), callee(methodDecl(hasName("push_back"))), on(hasType(recordDecl(has(namedDecl(hasName("emplace_back")))))), hasArgument(0, bindTemporaryExpr( hasType(recordDecl(hasNonTrivialDestructor())), has(constructExpr()))), unless(isInTemplateInstantiation())) No functional change intended. llvm-svn: 238601
Diffstat (limited to 'clang/lib/Frontend/ASTUnit.cpp')
-rw-r--r--clang/lib/Frontend/ASTUnit.cpp2
1 files changed, 1 insertions, 1 deletions
diff --git a/clang/lib/Frontend/ASTUnit.cpp b/clang/lib/Frontend/ASTUnit.cpp
index 7226344b754..4fd330d44b7 100644
--- a/clang/lib/Frontend/ASTUnit.cpp
+++ b/clang/lib/Frontend/ASTUnit.cpp
@@ -613,7 +613,7 @@ void StoredDiagnosticConsumer::HandleDiagnostic(DiagnosticsEngine::Level Level,
// about. This effectively drops diagnostics from modules we're building.
// FIXME: In the long run, ee don't want to drop source managers from modules.
if (!Info.hasSourceManager() || &Info.getSourceManager() == SourceMgr)
- StoredDiags.push_back(StoredDiagnostic(Level, Info));
+ StoredDiags.emplace_back(Level, Info);
}
ASTMutationListener *ASTUnit::getASTMutationListener() {
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