diff options
Diffstat (limited to 'lib/DebugInfo')
| -rw-r--r-- | lib/DebugInfo/DWARFUnit.cpp | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/lib/DebugInfo/DWARFUnit.cpp b/lib/DebugInfo/DWARFUnit.cpp index f5f5072b9d..027827735c 100644 --- a/lib/DebugInfo/DWARFUnit.cpp +++ b/lib/DebugInfo/DWARFUnit.cpp @@ -225,8 +225,12 @@ size_t DWARFUnit::extractDIEsIfNeeded(bool CUDieOnly) { setBaseAddress(BaseAddr); AddrOffsetSectionBase = DieArray[0].getAttributeValueAsSectionOffset( this, DW_AT_GNU_addr_base, 0); - RangeSectionBase = DieArray[0].getAttributeValueAsSectionOffset( - this, DW_AT_GNU_ranges_base, 0); + // Users of old DWARF may not know about DW_AT_ranges_base, so it is ignored + // for skeleton CU DIE (e.g. DW_AT_ranges are *not* relative to it). + if (Version > 4) { + RangeSectionBase = DieArray[0].getAttributeValueAsSectionOffset( + this, DW_AT_GNU_ranges_base, 0); + } } setDIERelations(); @@ -272,7 +276,9 @@ bool DWARFUnit::parseDWO() { } // Share .debug_addr and .debug_ranges section with compile unit in .dwo DWOCU->setAddrOffsetSection(AddrOffsetSection, AddrOffsetSectionBase); - DWOCU->setRangesSection(RangeSection, RangeSectionBase); + uint32_t DWORangesBase = DieArray[0].getAttributeValueAsSectionOffset( + this, DW_AT_GNU_ranges_base, 0); + DWOCU->setRangesSection(RangeSection, DWORangesBase); return true; } |