Author: vedantk
Date: Thu Jan 28 11:52:18 2016
New Revision: 259061
URL: http://llvm.org/viewvc/llvm-project?rev=259061&view=rev
Log:
[Coverage] Use a set to track visited FileIDs (NFC)
Modified:
cfe/trunk/lib/CodeGen/CoverageMappingGen.cpp
Modified: cfe/trunk/lib/CodeGen/CoverageMappingGen.cpp
URL:
http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/CodeGen/CoverageMappingGen.cpp?rev=259061&r1=259060&r2=259061&view=diff
==============================================================================
--- cfe/trunk/lib/CodeGen/CoverageMappingGen.cpp (original)
+++ cfe/trunk/lib/CodeGen/CoverageMappingGen.cpp Thu Jan 28 11:52:18 2016
@@ -15,6 +15,7 @@
#include "CodeGenFunction.h"
#include "clang/AST/StmtVisitor.h"
#include "clang/Lex/Lexer.h"
+#include "llvm/ADT/SmallSet.h"
#include "llvm/ADT/StringExtras.h"
#include "llvm/ADT/Optional.h"
#include "llvm/ProfileData/CoverageMapping.h"
@@ -153,14 +154,13 @@ public:
void gatherFileIDs(SmallVectorImpl<unsigned> &Mapping) {
FileIDMapping.clear();
- SmallVector<FileID, 8> Visited;
+ llvm::SmallSet<FileID, 8> Visited;
SmallVector<std::pair<SourceLocation, unsigned>, 8> FileLocs;
for (const auto &Region : SourceRegions) {
SourceLocation Loc = Region.getStartLoc();
FileID File = SM.getFileID(Loc);
- if (std::find(Visited.begin(), Visited.end(), File) != Visited.end())
+ if (!Visited.insert(File).second)
continue;
- Visited.push_back(File);
unsigned Depth = 0;
for (SourceLocation Parent = getIncludeOrExpansionLoc(Loc);
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