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[BOLT][DWARF] Fix debug info update issue with dwarf4 dwp #155619

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[BOLT][DWARF] Fix debug info update issue with dwarf4 dwp #155619

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93d81b5
fix dwarf4 dwp crash
Jinjie-Huang Aug 27, 2025
95ac6f4
add test
Jinjie-Huang Sep 2, 2025
168fa89
modify test, use assembly with split-file
Jinjie-Huang Sep 3, 2025
2884b59
add arm test
Jinjie-Huang Sep 3, 2025
4e82b92
add arm test
Jinjie-Huang Sep 3, 2025
6840dc8
reduce the assembly for x86&arm
Jinjie-Huang Sep 4, 2025
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4 changes: 1 addition & 3 deletions bolt/lib/Rewrite/DWARFRewriter.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -504,9 +504,7 @@ static void emitDWOBuilder(const std::string &DWOName,
}
emitUnit(DWODIEBuilder, *Streamer, SplitCU);
} else {
for (std::unique_ptr<llvm::DWARFUnit> &CU :
SplitCU.getContext().dwo_compile_units())
emitUnit(DWODIEBuilder, *Streamer, *CU);
emitUnit(DWODIEBuilder, *Streamer, SplitCU);

// emit debug_types sections for dwarf4
for (DWARFUnit *CU : DWODIEBuilder.getDWARF4TUVector())
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