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| author | Benjamin Kramer <benny.kra@googlemail.com> | 2015-02-27 21:43:14 +0000 |
|---|---|---|
| committer | Benjamin Kramer <benny.kra@googlemail.com> | 2015-02-27 21:43:14 +0000 |
| commit | 4e3b903a957394e755dd0d3c89c17e9c46ee110e (patch) | |
| tree | 932ccf9acd9ea6c85d278ed95d308882dbc3cdd0 /llvm/lib/Analysis/LazyValueInfo.cpp | |
| parent | 47d678391321a65acf401b4bd99a318f8e217121 (diff) | |
| download | bcm5719-llvm-4e3b903a957394e755dd0d3c89c17e9c46ee110e.tar.gz bcm5719-llvm-4e3b903a957394e755dd0d3c89c17e9c46ee110e.zip | |
Reduce double set lookups.
llvm-svn: 230798
Diffstat (limited to 'llvm/lib/Analysis/LazyValueInfo.cpp')
| -rw-r--r-- | llvm/lib/Analysis/LazyValueInfo.cpp | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/llvm/lib/Analysis/LazyValueInfo.cpp b/llvm/lib/Analysis/LazyValueInfo.cpp index 87c31fd9b68..d4580dcee84 100644 --- a/llvm/lib/Analysis/LazyValueInfo.cpp +++ b/llvm/lib/Analysis/LazyValueInfo.cpp @@ -346,11 +346,10 @@ namespace { /// Push BV onto BlockValueStack unless it's already in there. /// Returns true on success. bool pushBlockValue(const std::pair<BasicBlock *, Value *> &BV) { - if (BlockValueSet.count(BV)) + if (!BlockValueSet.insert(BV).second) return false; // It's already in the stack. BlockValueStack.push(BV); - BlockValueSet.insert(BV); return true; } |
