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-rw-r--r--src/m/acorn.h19
1 files changed, 1 insertions, 18 deletions
diff --git a/src/m/acorn.h b/src/m/acorn.h
index ad7cfeb4ba2..38b148b3d2e 100644
--- a/src/m/acorn.h
+++ b/src/m/acorn.h
@@ -1,5 +1,5 @@
/* Machine description file for Acorn RISCiX machines.
- Copyright (C) 1994 Free Software Foundation, Inc.
+ Copyright (C) 1994, 2002 Free Software Foundation, Inc.
This file is part of GNU Emacs.
@@ -119,26 +119,12 @@ Boston, MA 02111-1307, USA. */
#define ADJUST_EXEC_HEADER {hdr.a_magic &= ~MF_SQUEEZED;}
-/* Define C_ALLOCA if this machine does not support a true alloca
- and the one written in C should be used instead.
- Define HAVE_ALLOCA to say that the system provides a properly
- working alloca function and it should be used.
- Define neither one if an assembler-language alloca
- in the file alloca.s should be used. */
-
#ifdef __GNUC__
-/* Use builtin alloca. Also be sure that no other ones are tried out. */
-#define alloca __builtin_alloca
-#define HAVE_ALLOCA
-
/* Keep gcc/RISCiX happy - it uses __gccmain where other versions of
gcc use __main, because of a library routine name clash. */
#define __main __gccmain
-#else
-#define C_ALLOCA
-#undef HAVE_ALLOCA
#endif /* __GNUC__ */
/* Define NO_REMAP if memory segmentation makes it not work well
@@ -184,9 +170,6 @@ extern int _edata;
/* Use <dirent.h>. */
#define SYSV_SYSTEM_DIR
-/* For the portable alloca */
-#define STACK_DIRECTION -1
-
#ifdef NO_REMAP
/* CRT0_O is defined in s/riscix1-1.h or s/riscix1-2.h, as appropriate. */
#define START_FILES pre-crt0.o CRT0_O