diff options
| -rw-r--r-- | llvm/lib/DebugInfo/DWARF/DWARFUnit.cpp | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/llvm/lib/DebugInfo/DWARF/DWARFUnit.cpp b/llvm/lib/DebugInfo/DWARF/DWARFUnit.cpp index 2bcda237a4c..f55ece2fdfd 100644 --- a/llvm/lib/DebugInfo/DWARF/DWARFUnit.cpp +++ b/llvm/lib/DebugInfo/DWARF/DWARFUnit.cpp @@ -245,8 +245,12 @@ size_t DWARFUnit::extractDIEsIfNeeded(bool CUDieOnly) { auto BaseAddr = toAddress(UnitDie.find({DW_AT_low_pc, DW_AT_entry_pc})); if (BaseAddr) setBaseAddress(*BaseAddr); - AddrOffsetSectionBase = toSectionOffset(UnitDie.find(DW_AT_GNU_addr_base), 0); - RangeSectionBase = toSectionOffset(UnitDie.find(DW_AT_rnglists_base), 0); + Optional<DWARFFormValue> AddrBase = UnitDie.find(DW_AT_GNU_addr_base); + if (AddrBase) + AddrOffsetSectionBase = *toSectionOffset(AddrBase); + Optional<DWARFFormValue> RngListsBase = UnitDie.find(DW_AT_rnglists_base); + if (RngListsBase) + RangeSectionBase = *toSectionOffset(RngListsBase); // In general, we derive the offset of the unit's contibution to the // debug_str_offsets{.dwo} section from the unit DIE's |
