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Re: [committed] Rewrite main mips16_ip parsing loop


Steve Ellcey <sellcey@mips.com> writes:
> I am not sure which patch caused it, but I am getting a build error on
> MIPS gas right now.
>
> /local/home/sellcey/nightly/src/binutils/gas/config/tc-mips.c: In
> function 'match_save_restore_list_operand':
> /local/home/sellcey/nightly/src/binutils/gas/config/tc-mips.c:4733:
> error: format not a string literal and no format arguments

I assume that's a -Wformat -Werror thing?

> /local/home/sellcey/nightly/src/binutils/gas/config/tc-mips.c: In
> function 'mips16_macro_build':
> /local/home/sellcey/nightly/src/binutils/gas/config/tc-mips.c:7017:
> error: first argument to 'va_arg' not of type 'va_list'

Oops.

> Do you see this problem on your side?

No, but I think the first one depends on GCC version and the second one
depends on ABI.  Hopefully this should fix it.  Tested on mips64-linux-gnu
and applied.

Thanks,
Richard


gas/
	* config/tc-mips.c (match_save_restore_list_operand): Avoid -Wformat
	error with older GCCs.
	(mips16_macro_build): Dereference args.

Index: gas/config/tc-mips.c
===================================================================
--- gas/config/tc-mips.c	2013-07-15 19:05:45.233723992 +0100
+++ gas/config/tc-mips.c	2013-07-15 19:31:15.575825963 +0100
@@ -4730,7 +4730,7 @@ match_save_restore_list_operand (struct
     {
       if (arg->soft_match)
 	return FALSE;
-      as_bad (error);
+      as_bad ("%s", error);
     }
 
   /* Finally build the instruction.  */
@@ -7014,7 +7014,7 @@ mips16_macro_build (expressionS *ep, con
 	  if (!operand)
 	    abort ();
 
-	  insn_insert_operand (&insn, operand, va_arg (args, int));
+	  insn_insert_operand (&insn, operand, va_arg (*args, int));
 	  break;
 	}
     }


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