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-rw-r--r--llvm/lib/DebugInfo/DWARF/DWARFDebugFrame.cpp1
1 files changed, 1 insertions, 0 deletions
diff --git a/llvm/lib/DebugInfo/DWARF/DWARFDebugFrame.cpp b/llvm/lib/DebugInfo/DWARF/DWARFDebugFrame.cpp
index 4856ab91a18..e6e007896cc 100644
--- a/llvm/lib/DebugInfo/DWARF/DWARFDebugFrame.cpp
+++ b/llvm/lib/DebugInfo/DWARF/DWARFDebugFrame.cpp
@@ -585,6 +585,7 @@ void DWARFDebugFrame::parse(DataExtractor Data) {
switch (AugmentationString[i]) {
default:
ReportError("Unknown augmentation character in entry at %lx");
+ llvm_unreachable("ReportError should not return.");
case 'L':
LSDAPointerEncoding = Data.getU8(&Offset);
break;
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