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Fix another iterator invalidation bug. 💥

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This commit is contained in:
Nadav Rotem
2015-11-11 22:29:21 -08:00
parent e6c1a33f9e
commit 7192b28f49
1 changed files with 5 additions and 4 deletions
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9
include/swift/SIL/DebugUtils.h
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@@ -50,10 +50,11 @@ inline bool isDebugInst(SILInstruction *Inst) {
/// Deletes all of the debug instructions that use \p Inst.
inline void deleteAllDebugUses(ValueBase *Inst) {
for (auto U : Inst->getUses()) {
auto II = U->getUser();
if (isDebugInst(II))
II->eraseFromParent();
for (auto UI = Inst->use_begin(), E = Inst->use_end(); UI != E;) {
auto *Inst = UI->getUser();
UI++;
if (isDebugInst(Inst))
Inst->eraseFromParent();
}
}