[llvm-commits] [llvm] r65357 - /llvm/trunk/lib/CodeGen/AsmPrinter/DwarfWriter.cpp

[Devang Patel]

Author: dpatel
Date: Mon Feb 23 18:52:19 2009
New Revision: 65357

URL: http://llvm.org/viewvc/llvm-project?rev=65357&view=rev
Log:
gdb uses DW_AT_prototyped to identify K&R style in C based languages.
This fixes objc.dg/dwarf-prototypes.m scan-assembler DW_AT_prototyped from llvmgcc42 test suite.

Modified:
    llvm/trunk/lib/CodeGen/AsmPrinter/DwarfWriter.cpp

Modified: llvm/trunk/lib/CodeGen/AsmPrinter/DwarfWriter.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/CodeGen/AsmPrinter/DwarfWriter.cpp?rev=65357&r1=65356&r2=65357&view=diff

==============================================================================
--- llvm/trunk/lib/CodeGen/AsmPrinter/DwarfWriter.cpp (original)
+++ llvm/trunk/lib/CodeGen/AsmPrinter/DwarfWriter.cpp Mon Feb 23 18:52:19 2009
@@ -1942,6 +1942,11 @@
         }
     }
 
+    unsigned Lang = SP.getCompileUnit().getLanguage();
+    if (Lang == DW_LANG_C99 || Lang == DW_LANG_C89 
+        || Lang == DW_LANG_ObjC)
+      AddUInt(SPDie, DW_AT_prototyped, DW_FORM_flag, 1);
+
     if (!SP.isLocalToUnit())
       AddUInt(SPDie, DW_AT_external, DW_FORM_flag, 1);
     return SPDie;