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| author | Chris Lattner <sabre@nondot.org> | 2009-11-01 04:08:01 +0000 |
|---|---|---|
| committer | Chris Lattner <sabre@nondot.org> | 2009-11-01 04:08:01 +0000 |
| commit | 660a4f389c84c196c983c7bae1f0a02957dc70af (patch) | |
| tree | 2eae57b9a72b6f2f93f40770d5d3eed468771500 /include/llvm/BasicBlock.h | |
| parent | da9c281121537d9823ddeecf7bb15095d95b2722 (diff) | |
| download | llvm-660a4f389c84c196c983c7bae1f0a02957dc70af.tar.gz llvm-660a4f389c84c196c983c7bae1f0a02957dc70af.tar.bz2 llvm-660a4f389c84c196c983c7bae1f0a02957dc70af.tar.xz | |
fix an issue where the verifier would reject a function whose entry
block had its address taken even if the blockaddress was dead.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@85706 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'include/llvm/BasicBlock.h')
| -rw-r--r-- | include/llvm/BasicBlock.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/include/llvm/BasicBlock.h b/include/llvm/BasicBlock.h index 10f2577869..11afa40477 100644 --- a/include/llvm/BasicBlock.h +++ b/include/llvm/BasicBlock.h @@ -240,6 +240,10 @@ public: /// hasAddressTaken - returns true if there are any uses of this basic block /// other than direct branches, switches, etc. to it. bool hasAddressTaken() const { return SubclassData != 0; } + + /// removeDeadBlockAddress - If there is a blockaddress node for this basic + /// block, try to remove it and any dead constant users of it. + void removeDeadBlockAddress(); private: /// AdjustBlockAddressRefCount - BasicBlock stores the number of BlockAddress /// objects using it. This is almost always 0, sometimes one, possibly but |