summaryrefslogtreecommitdiff
path: root/gcc/config/i386/xm-sco.h
blob: 472ce047cf8387307cb05442382f3464d8b8fa5c (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
/* Configuration for GCC for Intel i386 running SCO.  */

#include "i386/xm-sysv3.h"

/* On SCO 3.2.1, ldexp rejects values outside [0.5, 1). */

#define BROKEN_LDEXP

/* Big buffers improve performance.  */

#define IO_BUFFER_SIZE (0x8000 - 1024)

/* SCO has a very small ARG_MAX.  */
#define SMALL_ARG_MAX

#ifndef __GNUC__
/* The SCO compiler gets it wrong, and treats enumerated bitfields
   as signed quantities, making it impossible to use an 8-bit enum
   for compiling GNU C++.  */
#define ONLY_INT_FIELDS 1
#define CODE_FIELD_BUG 1
#endif

/* SCO lacks sys_siglist.  */
#define NO_SYS_SIGLIST