From cf1cdde24e76a4ff5bbda2128800ba3ca4132b6d Mon Sep 17 00:00:00 2001 From: Michael Buch Date: Wed, 15 Oct 2025 16:52:45 +0100 Subject: [llvm][DebugInfo] Add 'sourceLanguageVersion' field support to DICompileUnit (#162632) Depends on: * https://github.com/llvm/llvm-project/pull/162445 In preparation to emit DWARFv6's `DW_AT_language_version`. --- llvm/lib/Bitcode/Reader/MetadataLoader.cpp | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) (limited to 'llvm/lib/Bitcode/Reader/MetadataLoader.cpp') diff --git a/llvm/lib/Bitcode/Reader/MetadataLoader.cpp b/llvm/lib/Bitcode/Reader/MetadataLoader.cpp index cdcf7a8..ed0443f 100644 --- a/llvm/lib/Bitcode/Reader/MetadataLoader.cpp +++ b/llvm/lib/Bitcode/Reader/MetadataLoader.cpp @@ -1860,7 +1860,7 @@ Error MetadataLoader::MetadataLoaderImpl::parseOneMetadata( break; } case bitc::METADATA_COMPILE_UNIT: { - if (Record.size() < 14 || Record.size() > 22) + if (Record.size() < 14 || Record.size() > 23) return error("Invalid record"); // Ignore Record[0], which indicates whether this compile unit is @@ -1869,11 +1869,13 @@ Error MetadataLoader::MetadataLoaderImpl::parseOneMetadata( const auto LangVersionMask = (uint64_t(1) << 63); const bool HasVersionedLanguage = Record[1] & LangVersionMask; + const uint32_t LanguageVersion = Record.size() > 22 ? Record[22] : 0; auto *CU = DICompileUnit::getDistinct( Context, HasVersionedLanguage - ? DISourceLanguageName(Record[1] & ~LangVersionMask, 0) + ? DISourceLanguageName(Record[1] & ~LangVersionMask, + LanguageVersion) : DISourceLanguageName(Record[1]), getMDOrNull(Record[2]), getMDString(Record[3]), Record[4], getMDString(Record[5]), Record[6], getMDString(Record[7]), Record[8], -- cgit v1.1