Describe the -gmlt optimization committed in the previous revision.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@218099 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/CodeGen/AsmPrinter/DwarfUnit.cpp b/lib/CodeGen/AsmPrinter/DwarfUnit.cpp
index 0c3c258e1f7bbe9731912399b39f73c7ca2f47e3..47c8bd9f92b587330f07c7f59095ad57846480a6 100644 (file)
--- a/lib/CodeGen/AsmPrinter/DwarfUnit.cpp
+++ b/lib/CodeGen/AsmPrinter/DwarfUnit.cpp
@@ -1482,6 +1482,7 @@ void DwarfUnit::applySubprogramAttributes(DISubprogram SP, DIE &SPDie) {
   if (!SP.getName().empty())
     addString(SPDie, dwarf::DW_AT_name, SP.getName());
 
+  // Skip the rest of the attributes under -gmlt to save space.
   if(getCUNode().getEmissionKind() == DIBuilder::LineTablesOnly)
     return;