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| author | Chris Lattner <sabre@nondot.org> | 2009-10-31 22:04:43 +0000 |
|---|---|---|
| committer | Chris Lattner <sabre@nondot.org> | 2009-10-31 22:04:43 +0000 |
| commit | c872b09676366b4c7649e7a2d06f0213e79316d6 (patch) | |
| tree | b4b61f702dbe32e194dbb9a0bb8b93059f3d9219 /llvm/lib/Transforms/Utils/BasicBlockUtils.cpp | |
| parent | 0de95af62d1d2cd78464480bdfdedb992c48ca9a (diff) | |
| download | llvm-c872b09676366b4c7649e7a2d06f0213e79316d6.zip llvm-c872b09676366b4c7649e7a2d06f0213e79316d6.tar.gz llvm-c872b09676366b4c7649e7a2d06f0213e79316d6.tar.bz2 | |
llvm::SplitEdge should refuse to split an edge from an indirectbr.
Fix CodeGenPrepare to not try to split edges from indirectbr.
llvm-svn: 85690
Diffstat (limited to 'llvm/lib/Transforms/Utils/BasicBlockUtils.cpp')
| -rw-r--r-- | llvm/lib/Transforms/Utils/BasicBlockUtils.cpp | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/llvm/lib/Transforms/Utils/BasicBlockUtils.cpp b/llvm/lib/Transforms/Utils/BasicBlockUtils.cpp index f3c1754..1f9a203 100644 --- a/llvm/lib/Transforms/Utils/BasicBlockUtils.cpp +++ b/llvm/lib/Transforms/Utils/BasicBlockUtils.cpp @@ -271,6 +271,8 @@ void llvm::RemoveSuccessor(TerminatorInst *TI, unsigned SuccNum) { /// SplitEdge - Split the edge connecting specified block. Pass P must /// not be NULL. BasicBlock *llvm::SplitEdge(BasicBlock *BB, BasicBlock *Succ, Pass *P) { + assert(!isa<IndirectBrInst>(BB->getTerminator()) && + "Cannot split an edge from an IndirectBrInst"); TerminatorInst *LatchTerm = BB->getTerminator(); unsigned SuccNum = 0; #ifndef NDEBUG |