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PR14759: Debug info support for C++ member pointers.

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This works fine with GDB for member variable pointers, but GDB's support for
member function pointers seems to be quite unrelated to
DW_TAG_ptr_to_member_type. (see GDB bug 14998 for details)

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@171698 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
David Blaikie
2013-01-07 05:51:15 +00:00
parent 71ab7a79a7
commit 62fdfb5fa7
6 changed files with 67 additions and 0 deletions
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3
lib/CodeGen/AsmPrinter/DwarfCompileUnit.cpp
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@@ -784,6 +784,9 @@ void CompileUnit::constructTypeDIE(DIE &Buffer, DIDerivedType DTy) {
if (Size && Tag != dwarf::DW_TAG_pointer_type)
addUInt(&Buffer, dwarf::DW_AT_byte_size, 0, Size);
if (Tag == dwarf::DW_TAG_ptr_to_member_type)
addDIEEntry(&Buffer, dwarf::DW_AT_containing_type, dwarf::DW_FORM_ref4,
getOrCreateTypeDIE(DTy.getClassType()));
// Add source line info if available and TyDesc is not a forward declaration.
if (!DTy.isForwardDecl())
addSourceLine(&Buffer, DTy);