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author | Chris Lattner <sabre@nondot.org> | 2006-09-30 22:20:34 +0000 |
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committer | Chris Lattner <sabre@nondot.org> | 2006-09-30 22:20:34 +0000 |
commit | cb4f10b4d5e9ba2e37e70424b290dd1187ca6ea7 (patch) | |
tree | 5ee8e111374a101fe3bbd198b08d8ab005bdd323 /include/llvm/BasicBlock.h | |
parent | adc95467e41d6c46793f665168468cbf348c3638 (diff) | |
download | external_llvm-cb4f10b4d5e9ba2e37e70424b290dd1187ca6ea7.zip external_llvm-cb4f10b4d5e9ba2e37e70424b290dd1187ca6ea7.tar.gz external_llvm-cb4f10b4d5e9ba2e37e70424b290dd1187ca6ea7.tar.bz2 |
Override use_back in instruction/basicblock to provide more type information.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30678 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'include/llvm/BasicBlock.h')
-rw-r--r-- | include/llvm/BasicBlock.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/include/llvm/BasicBlock.h b/include/llvm/BasicBlock.h index 551ca4d..f15d2b4 100644 --- a/include/llvm/BasicBlock.h +++ b/include/llvm/BasicBlock.h @@ -85,6 +85,11 @@ public: BasicBlock *getPrev() { return Prev; } const BasicBlock *getPrev() const { return Prev; } + /// use_back - Specialize the methods defined in Value, as we know that an + /// BasicBlock can only be used by Instructions (specifically PHI and terms). + Instruction *use_back() { return cast<Instruction>(*use_begin());} + const Instruction *use_back() const { return cast<Instruction>(*use_begin());} + /// getTerminator() - If this is a well formed basic block, then this returns /// a pointer to the terminator instruction. If it is not, then you get a /// null pointer back. |