Ignore nameless variables.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@87069 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/CodeGen/AsmPrinter/DwarfDebug.cpp b/lib/CodeGen/AsmPrinter/DwarfDebug.cpp
index 89daec8..c81ab73 100644 (file)
--- a/lib/CodeGen/AsmPrinter/DwarfDebug.cpp
+++ b/lib/CodeGen/AsmPrinter/DwarfDebug.cpp
@@ -1511,6 +1511,9 @@ DIE *DwarfDebug::ConstructVariableDIE(DbgVariable *DV,
                                       DbgScope *Scope, CompileUnit *Unit) {
   // Get the descriptor.
   const DIVariable &VD = DV->getVariable();
+  const char *Name = VD.getName();
+  if (!Name)
+    return NULL;
 
   // Translate tag to proper Dwarf tag.  The result variable is dropped for
   // now.
@@ -1547,7 +1550,6 @@ DIE *DwarfDebug::ConstructVariableDIE(DbgVariable *DV,
                 dwarf::DW_FORM_ref4, AbsDIE);
   }
   else {
-    const char *Name = VD.getName();
     AddString(VariableDie, dwarf::DW_AT_name, dwarf::DW_FORM_string, Name);
     AddSourceLine(VariableDie, &VD);