Re: [PATCH, driver] -Wl, passing empty strings to ld

[Paolo Bonzini <bonzini at gnu dot org>]

On 04/16/2010 08:09 AM, Jim Wilson wrote:
> There is also still the problem that -Wa and -Wp are inconsistent with
> -Wl, because -Wa and -Wp silently ignore empty strings, while -Wl does
> not.

The difference is that -Wa and -Wp are processed by do_spec_1, while -Wl 
isn't.

This patch would fix that, but who knows what might break.

Index: gcc.c
===================================================================
--- gcc.c	(revision 158120)
+++ gcc.c	(working copy)
@@ -5140,6 +5140,8 @@ do_spec_1 (const char *spec, int inswitc
   int i;
   int value;

+  arg_going = inswitch;
+
   while ((c = *p++))
     /* If substituting a switch, treat all chars like letters.
        Otherwise, NL, SPC, TAB and % are special.  */

Paolo