diff options
Diffstat (limited to 'lib/CodeGen/SplitKit.cpp')
| -rw-r--r-- | lib/CodeGen/SplitKit.cpp | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/lib/CodeGen/SplitKit.cpp b/lib/CodeGen/SplitKit.cpp index 4b642883d4..a3e065d1bd 100644 --- a/lib/CodeGen/SplitKit.cpp +++ b/lib/CodeGen/SplitKit.cpp @@ -673,7 +673,8 @@ void SplitEditor::overlapIntv(SlotIndex Start, SlotIndex End) { "Range cannot span basic blocks"); // The complement interval will be extended as needed by extendRange(). - markComplexMapped(0, ParentVNI); + if (ParentVNI) + markComplexMapped(0, ParentVNI); DEBUG(dbgs() << " overlapIntv [" << Start << ';' << End << "):"); RegAssign.insert(Start, End, OpenIdx); DEBUG(dump()); |