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DwarfDebug: Only unique retained types instead of all types.

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This is a follow-up to r203983 based on feedback from dblaikie and mren (Thanks!)
No functionality change.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204107 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Adrian Prantl
2014-03-18 02:35:03 +00:00
parent 5e8144df32
commit ff5abbb4d3
2 changed files with 9 additions and 5 deletions
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9
lib/CodeGen/AsmPrinter/DwarfDebug.cpp
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@ -846,8 +846,13 @@ void DwarfDebug::beginModule() {
for (unsigned i = 0, e = EnumTypes.getNumElements(); i != e; ++i)
CU->getOrCreateTypeDIE(EnumTypes.getElement(i));
DIArray RetainedTypes = CUNode.getRetainedTypes();
for (unsigned i = 0, e = RetainedTypes.getNumElements(); i != e; ++i)
CU->getOrCreateTypeDIE(RetainedTypes.getElement(i));
for (unsigned i = 0, e = RetainedTypes.getNumElements(); i != e; ++i) {
DIType Ty(RetainedTypes.getElement(i));
// The retained types array by design contains pointers to
// MDNodes rather than DIRefs. Unique them here.
DIType UniqueTy(resolve(Ty.getRef()));
CU->getOrCreateTypeDIE(UniqueTy);
}
// Emit imported_modules last so that the relevant context is already
// available.
for (unsigned i = 0, e = ImportedEntities.getNumElements(); i != e; ++i)