mirror/gcc
2
0
Fork 0
mirror of git://gcc.gnu.org/git/gcc.git synced 2025-01-13 07:04:29 +08:00
Code Issues Packages Projects Releases Wiki Activity

gansidecl.h: Check if compiler supports __attribute__.

Browse Source 
* gansidecl.h: Check if compiler supports __attribute__.  Provide
        definitions for ATTRIBUTE_UNUSED and ATTRIBUTE_PRINTF using
        __attribute__ when its available.  Also provide definitions for
        ATTRIBUTE_PRINTF_1, ATTRIBUTE_PRINTF_2 and ATTRIBUTE_PRINTF_3 in
        terms of ATTRIBUTE_PRINTF.
        * genoutput.c (process_template): Use ATTRIBUTE_UNUSED in place
        of __attribute__.

From-SVN: r19019
This commit is contained in:
Kaveh R. Ghazi 1998-04-06 12:03:16 +00:00 committed by Kaveh Ghazi
parent d276f2bb0c
commit 3286ab5736
3 changed files with 28 additions and 7 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

11
gcc/ChangeLog
View File

@ -1,3 +1,14 @@
Mon Apr 6 14:59:58 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
* gansidecl.h: Check if compiler supports __attribute__. Provide
definitions for ATTRIBUTE_UNUSED and ATTRIBUTE_PRINTF using
__attribute__ when its available. Also provide definitions for
ATTRIBUTE_PRINTF_1, ATTRIBUTE_PRINTF_2 and ATTRIBUTE_PRINTF_3 in
terms of ATTRIBUTE_PRINTF.
* genoutput.c (process_template): Use ATTRIBUTE_UNUSED in place
of __attribute__.
Mon Apr 6 07:17:52 1998 Catherine Moore <clm@cygnus.com>
* combine.c (can_combine_p): Include successor in volatile test.

15
gcc/gansidecl.h
View File

@ -46,6 +46,21 @@ Boston, MA 02111-1307, USA. */
#endif
#endif
#if __GNUC__ < 2 || (__GNUC__ == 2 && __GNUC_MINOR__ < 7)
# define __attribute__(x)
#endif
#ifndef ATTRIBUTE_UNUSED
#define ATTRIBUTE_UNUSED __attribute__ ((unused))
#endif /* ATTRIBUTE_UNUSED */
#ifndef ATTRIBUTE_PRINTF
#define ATTRIBUTE_PRINTF(m, n) __attribute__ ((format (__printf__, m, n)))
#define ATTRIBUTE_PRINTF_1 ATTRIBUTE_PRINTF(1, 2)
#define ATTRIBUTE_PRINTF_2 ATTRIBUTE_PRINTF(2, 3)
#define ATTRIBUTE_PRINTF_3 ATTRIBUTE_PRINTF(3, 4)
#endif /* ATTRIBUTE_PRINTF */
/* Define a generic NULL if one hasn't already been defined. */
#ifndef NULL

9
gcc/genoutput.c
View File

@ -562,13 +562,8 @@ process_template (d, template)
printf ("\nstatic char *\n");
printf ("output_%d (operands, insn)\n", d->code_number);
printf ("#ifdef __GNUC__\n");
printf (" rtx *operands __attribute__ ((unused));\n");
printf (" rtx insn __attribute__ ((unused));\n");
printf ("#else\n");
printf (" rtx *operands;\n");
printf (" rtx insn;\n");
printf ("#endif\n");
printf (" rtx *operands ATTRIBUTE_UNUSED;\n");
printf (" rtx insn ATTRIBUTE_UNUSED;\n");
printf ("{\n");
/* If the assembler code template starts with a @ it is a newline-separated