* cppmacro.c (cpp_macro_definition): Emit a space after the macro

name, even if the replacement list contains no tokens, as required
by Dwarf.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@51045 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 4 insertions, 1 deletions

diff --git a/gcc/cppmacro.c b/gcc/cppmacro.c
index c5bb71e7954..3ce44be504c 100644
--- a/gcc/cppmacro.c
+++ b/gcc/cppmacro.c
@@ -1561,10 +1561,13 @@ cpp_macro_definition (pfile, node)
       *buffer++ = ')';
     }
 
+  /* The Dwarf spec requires a space after the macro name, even if the
+     definition is the empty string.  */
+  *buffer++ = ' ';
+
   /* Expansion tokens.  */
   if (macro->count)
     {
-      *buffer++ = ' ';
       for (i = 0; i < macro->count; i++)
 	{
 	  cpp_token *token = &macro->expansion[i];