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Wasn't handling case of when machine move labels were undefined.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31548 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Jim Laskey 2006-11-08 14:16:39 +00:00
parent c63592b19e
commit b8244e4f6b
1 changed files with 6 additions and 1 deletions
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7
include/llvm/CodeGen/MachineDebugInfo.h
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@ -1046,13 +1046,18 @@ public:
/// RemapLabel - Indicate that a label has been merged into another.
///
void RemapLabel(unsigned OldLabelID, unsigned NewLabelID) {
assert(0 < OldLabelID && OldLabelID <= LabelIDList.size() &&
"Old debug label ID out of range.");
assert(NewLabelID <= LabelIDList.size() &&
"New debug label ID out of range.");
LabelIDList[OldLabelID - 1] = NewLabelID;
}
/// MappedLabel - Find out the label's final ID. Zero indicates deletion.
/// ID != Mapped ID indicates that the label was folded into another label.
unsigned MappedLabel(unsigned LabelID) const {
return LabelIDList[LabelID - 1];
assert(LabelID <= LabelIDList.size() && "Debug label ID out of range.");
return LabelID ? LabelIDList[LabelID - 1] : 0;
}
/// RecordSource - Register a source file with debug info. Returns an source