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alloca.c: Respect USE_C_ALLOCA.

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* alloca.c: Respect USE_C_ALLOCA.
        * gencheck.c (xmalloc): Ignore __GNUC__ for definition.
        * gengenrtl.c (xmalloc): Likewise.

From-SVN: r21264
This commit is contained in:
Richard Henderson 1998-07-17 08:00:11 -07:00 committed by Richard Henderson
parent 45f97e2e08
commit 402cdad5e7
4 changed files with 17 additions and 12 deletions
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6
gcc/ChangeLog
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@ -1,3 +1,9 @@
Fri Jul 17 14:58:44 1998 Richard Henderson <rth@cygnus.com>
* alloca.c: Respect USE_C_ALLOCA.
* gencheck.c (xmalloc): Ignore __GNUC__ for definition.
* gengenrtl.c (xmalloc): Likewise.
Fri Jul 17 14:18:14 1998 Richard Henderson <rth@cygnus.com> Fri Jul 17 14:18:14 1998 Richard Henderson <rth@cygnus.com>
* loop.h (struct induction): Add no_const_addval. * loop.h (struct induction): Add no_const_addval.

5
gcc/alloca.c
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@ -36,8 +36,9 @@
#include "blockinput.h" #include "blockinput.h"
#endif #endif
/* If compiling with GCC 2, this file's not needed. */ /* If compiling with GCC 2, this file's not needed. Except of course if
#if !defined (__GNUC__) || __GNUC__ < 2 the C alloca is explicitly requested. */
#if defined (USE_C_ALLOCA) || !defined (__GNUC__) || __GNUC__ < 2
/* If someone has defined alloca as a macro, /* If someone has defined alloca as a macro,
there must be some other way alloca is supposed to work. */ there must be some other way alloca is supposed to work. */

7
gcc/gencheck.c
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@ -61,7 +61,7 @@ int main (argc, argv)
return 0; return 0;
} }
#if defined(USE_C_ALLOCA) && !defined(__GNUC__) #if defined(USE_C_ALLOCA)
/* FIXME: We only need an xmalloc definition because we are forced to /* FIXME: We only need an xmalloc definition because we are forced to
link with alloca.o on some platforms. This should go away if/when link with alloca.o on some platforms. This should go away if/when
we link against libiberty.a. (ghazi@caip.rutgers.edu 6/3/98) */ we link against libiberty.a. (ghazi@caip.rutgers.edu 6/3/98) */
@ -73,10 +73,11 @@ xmalloc (nbytes)
if (!tmp) if (!tmp)
{ {
fprintf (stderr, "can't allocate %d bytes (out of virtual memory)\n", nbytes); fprintf (stderr, "can't allocate %d bytes (out of virtual memory)\n",
nbytes);
exit (FATAL_EXIT_CODE); exit (FATAL_EXIT_CODE);
} }
return tmp; return tmp;
} }
#endif /* USE_C_ALLOCA && !__GNUC__ */ #endif /* USE_C_ALLOCA */

11
gcc/gengenrtl.c
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@ -22,10 +22,6 @@ Boston, MA 02111-1307, USA. */
#include "hconfig.h" #include "hconfig.h"
#include "system.h" #include "system.h"
#include "obstack.h"
#define obstack_chunk_alloc xmalloc
#define obstack_chunk_free free
#define NO_GENRTL_H #define NO_GENRTL_H
#include "rtl.h" #include "rtl.h"
@ -284,7 +280,7 @@ gencode (f)
gendef (f, *fmt); gendef (f, *fmt);
} }
#if defined(USE_C_ALLOCA) && !defined(__GNUC__) #if defined(USE_C_ALLOCA)
char * char *
xmalloc (nbytes) xmalloc (nbytes)
int nbytes; int nbytes;
@ -293,13 +289,14 @@ xmalloc (nbytes)
if (!tmp) if (!tmp)
{ {
fprintf (stderr, "can't allocate %d bytes (out of virtual memory)\n", nbytes); fprintf (stderr, "can't allocate %d bytes (out of virtual memory)\n",
nbytes);
exit (FATAL_EXIT_CODE); exit (FATAL_EXIT_CODE);
} }
return tmp; return tmp;
} }
#endif /* USE_C_ALLOCA && !__GNUC__ */ #endif /* USE_C_ALLOCA */
int int
main(argc, argv) main(argc, argv)