Construct CompileUnits lazily.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@91159 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/AsmPrinter/DwarfDebug.h b/lib/CodeGen/AsmPrinter/DwarfDebug.h
index 38bfaf6..0e0064f 100644
--- a/lib/CodeGen/AsmPrinter/DwarfDebug.h
+++ b/lib/CodeGen/AsmPrinter/DwarfDebug.h
@@ -364,7 +364,7 @@
/// findCompileUnit - Get the compile unit for the given descriptor.
///
- CompileUnit &findCompileUnit(DICompileUnit Unit) const;
+ CompileUnit *findCompileUnit(DICompileUnit Unit);
/// getUpdatedDbgScope - Find or create DbgScope assicated with
/// the instruction. Initialize scope and update scope hierarchy.
@@ -495,7 +495,7 @@
/// as well.
unsigned GetOrCreateSourceID(StringRef DirName, StringRef FileName);
- void constructCompileUnit(MDNode *N);
+ CompileUnit *constructCompileUnit(MDNode *N);
void constructGlobalVariableDIE(MDNode *N);