Add support for enum forward declarations.
Part of rdar://11570854
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@157786 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/AsmPrinter/DwarfCompileUnit.cpp b/lib/CodeGen/AsmPrinter/DwarfCompileUnit.cpp
index 9ef1c36..bc1268c 100644
--- a/lib/CodeGen/AsmPrinter/DwarfCompileUnit.cpp
+++ b/lib/CodeGen/AsmPrinter/DwarfCompileUnit.cpp
@@ -935,15 +935,16 @@
Tag == dwarf::DW_TAG_structure_type ||
Tag == dwarf::DW_TAG_union_type) {
// Add size if non-zero (derived types might be zero-sized.)
+ // TODO: Do we care about size for enum forward declarations?
if (Size)
addUInt(&Buffer, dwarf::DW_AT_byte_size, 0, Size);
- else {
+ else if (!CTy.isForwardDecl())
// Add zero size if it is not a forward declaration.
- if (CTy.isForwardDecl())
- addUInt(&Buffer, dwarf::DW_AT_declaration, dwarf::DW_FORM_flag, 1);
- else
- addUInt(&Buffer, dwarf::DW_AT_byte_size, 0, 0);
- }
+ addUInt(&Buffer, dwarf::DW_AT_byte_size, 0, 0);
+
+ // If we're a forward decl, say so.
+ if (CTy.isForwardDecl())
+ addUInt(&Buffer, dwarf::DW_AT_declaration, dwarf::DW_FORM_flag, 1);
// Add source line info if available.
if (!CTy.isForwardDecl())