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| author | Davide Italiano <davide@freebsd.org> | 2017-07-07 18:54:14 +0000 |
|---|---|---|
| committer | Davide Italiano <davide@freebsd.org> | 2017-07-07 18:54:14 +0000 |
| commit | 4eb210bdebe8303e63dd9135a7a4569d14e8b126 (patch) | |
| tree | 71885babc9e8757d5c5c9c0a868c87fe938a12b1 /llvm/lib/Transforms/Utils/Local.cpp | |
| parent | af7442abd0ad9b06235eb6a7b6b926de126934d1 (diff) | |
| download | bcm5719-llvm-4eb210bdebe8303e63dd9135a7a4569d14e8b126.tar.gz bcm5719-llvm-4eb210bdebe8303e63dd9135a7a4569d14e8b126.zip | |
[Local] Update the comment for removeUnreachableBlocks.
It referenced a wrong function name, and didn't mention what the
second argument did. This should be slightly more accurate now.
llvm-svn: 307425
Diffstat (limited to 'llvm/lib/Transforms/Utils/Local.cpp')
| -rw-r--r-- | llvm/lib/Transforms/Utils/Local.cpp | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/llvm/lib/Transforms/Utils/Local.cpp b/llvm/lib/Transforms/Utils/Local.cpp index e4c94acde52..bc135852cd4 100644 --- a/llvm/lib/Transforms/Utils/Local.cpp +++ b/llvm/lib/Transforms/Utils/Local.cpp @@ -1662,9 +1662,10 @@ void llvm::removeUnwindEdge(BasicBlock *BB) { TI->eraseFromParent(); } -/// removeUnreachableBlocksFromFn - Remove blocks that are not reachable, even +/// removeUnreachableBlocks - Remove blocks that are not reachable, even /// if they are in a dead cycle. Return true if a change was made, false -/// otherwise. +/// otherwise. If `LVI` is passed, this function preserves LazyValueInfo +/// after modifying the CFG. bool llvm::removeUnreachableBlocks(Function &F, LazyValueInfo *LVI) { SmallPtrSet<BasicBlock*, 16> Reachable; bool Changed = markAliveBlocks(F, Reachable); |
