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-rw-r--r--lib/MC/MCFunction.cpp6
1 files changed, 4 insertions, 2 deletions
diff --git a/lib/MC/MCFunction.cpp b/lib/MC/MCFunction.cpp
index 2665d3e..473d07b 100644
--- a/lib/MC/MCFunction.cpp
+++ b/lib/MC/MCFunction.cpp
@@ -37,7 +37,8 @@ MCBasicBlock::MCBasicBlock(const MCTextAtom &Insts, MCFunction *Parent)
{}
void MCBasicBlock::addSuccessor(const MCBasicBlock *MCBB) {
- Successors.push_back(MCBB);
+ if (!isSuccessor(MCBB))
+ Successors.push_back(MCBB);
}
bool MCBasicBlock::isSuccessor(const MCBasicBlock *MCBB) const {
@@ -46,7 +47,8 @@ bool MCBasicBlock::isSuccessor(const MCBasicBlock *MCBB) const {
}
void MCBasicBlock::addPredecessor(const MCBasicBlock *MCBB) {
- Predecessors.push_back(MCBB);
+ if (!isPredecessor(MCBB))
+ Predecessors.push_back(MCBB);
}
bool MCBasicBlock::isPredecessor(const MCBasicBlock *MCBB) const {