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| author | Matthias Braun <matze@braunis.de> | 2016-01-30 01:24:31 +0000 |
|---|---|---|
| committer | Matthias Braun <matze@braunis.de> | 2016-01-30 01:24:31 +0000 |
| commit | b30f2f51410449a6d476fed5c486a4ef8fd5f912 (patch) | |
| tree | af58fd7a768c6b601eaf890020aa3e2b4a3130b6 /llvm/lib/Transforms/Utils/Local.cpp | |
| parent | daa812d518b1f49feddeb08fcc9c5e563b0bf11e (diff) | |
| download | bcm5719-llvm-b30f2f51410449a6d476fed5c486a4ef8fd5f912.tar.gz bcm5719-llvm-b30f2f51410449a6d476fed5c486a4ef8fd5f912.zip | |
Avoid overly large SmallPtrSet/SmallSet
These sets perform linear searching in small mode so it is never a good
idea to use SmallSize/N bigger than 32.
llvm-svn: 259283
Diffstat (limited to 'llvm/lib/Transforms/Utils/Local.cpp')
| -rw-r--r-- | llvm/lib/Transforms/Utils/Local.cpp | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/llvm/lib/Transforms/Utils/Local.cpp b/llvm/lib/Transforms/Utils/Local.cpp index fd9c7f6f886..b5eba29dcf2 100644 --- a/llvm/lib/Transforms/Utils/Local.cpp +++ b/llvm/lib/Transforms/Utils/Local.cpp @@ -1465,7 +1465,7 @@ void llvm::removeUnwindEdge(BasicBlock *BB) { /// if they are in a dead cycle. Return true if a change was made, false /// otherwise. bool llvm::removeUnreachableBlocks(Function &F, LazyValueInfo *LVI) { - SmallPtrSet<BasicBlock*, 128> Reachable; + SmallPtrSet<BasicBlock*, 16> Reachable; bool Changed = markAliveBlocks(F, Reachable); // If there are unreachable blocks in the CFG... |
