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[DebugInfo] Generate address ranges for compile units even if .debug_aranges is present: it is often the case that .debug_aranges section contains ranges only for a small subset of compile units. Test cases will be added in separate commits.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@168144 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Alexey Samsonov
2012-11-16 08:36:25 +00:00
parent 9bd4dd742e
commit 63a450a313
3 changed files with 38 additions and 23 deletions
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6
lib/DebugInfo/DWARFContext.cpp
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@ -91,8 +91,10 @@ const DWARFDebugAranges *DWARFContext::getDebugAranges() {
Aranges.reset(new DWARFDebugAranges());
Aranges->extract(arangesData);
if (Aranges->isEmpty()) // No aranges in file, generate them from the DIEs.
Aranges->generate(this);
// Generate aranges from DIEs: even if .debug_aranges section is present,
// it may describe only a small subset of compilation units, so we need to
// manually build aranges for the rest of them.
Aranges->generate(this);
return Aranges.get();
}