diff options
| author | Richard Kenner <kenner@vlsi1.ultra.nyu.edu> | 2001-01-13 12:34:02 +0000 |
|---|---|---|
| committer | Richard Kenner <kenner@gcc.gnu.org> | 2001-01-13 07:34:02 -0500 |
| commit | 757e6639b9513610e16cd9795148668bcb82d944 (patch) | |
| tree | 5c0e24efb7b63aabd09a3c22a36caa8fb7ac34c6 /gcc | |
| parent | 9e7adcb3f02fed791a723af46c6bdb16b81019bb (diff) | |
| download | gcc-757e6639b9513610e16cd9795148668bcb82d944.zip gcc-757e6639b9513610e16cd9795148668bcb82d944.tar.gz gcc-757e6639b9513610e16cd9795148668bcb82d944.tar.bz2 | |
c-decl.c (start_function): Don't warn if old prototype is builtin that's not in C's namespace.
* c-decl.c (start_function): Don't warn if old prototype is builtin
that's not in C's namespace.
* libgcc2.c (_varargs): Update definition of __builtin_saveregs.
(_bb): Add prototype for ctime.
* config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Add missing protos.
From-SVN: r38980
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 8 | ||||
| -rw-r--r-- | gcc/c-decl.c | 10 | ||||
| -rw-r--r-- | gcc/config/alpha/osf.h | 5 | ||||
| -rw-r--r-- | gcc/libgcc2.c | 8 |
4 files changed, 24 insertions, 7 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 33025c2..a39915f 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,11 @@ +Sat Jan 13 07:30:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> + + * c-decl.c (start_function): Don't warn if old prototype is builtin + that's not in C's namespace. + * libgcc2.c (_varargs): Update definition of __builtin_saveregs. + (_bb): Add prototype for ctime. + * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Add missing protos. + Sat Jan 13 09:53:32 MET 2001 Jan Hubicka <jh@suse.cz> * i386.c (ix86_fp_comparison_arithmetics_cost, diff --git a/gcc/c-decl.c b/gcc/c-decl.c index bcd414e..97ae2ba 100644 --- a/gcc/c-decl.c +++ b/gcc/c-decl.c @@ -5837,12 +5837,18 @@ start_function (declspecs, declarator, prefix_attributes, attributes) /* Optionally warn of old-fashioned def with no previous prototype. */ if (warn_strict_prototypes && TYPE_ARG_TYPES (TREE_TYPE (decl1)) == 0 - && !(old_decl != 0 && TYPE_ARG_TYPES (TREE_TYPE (old_decl)) != 0)) + && !(old_decl != 0 + && (TYPE_ARG_TYPES (TREE_TYPE (old_decl)) != 0 + || (DECL_BUILT_IN (old_decl) + && ! C_DECL_ANTICIPATED (old_decl))))) warning ("function declaration isn't a prototype"); /* Optionally warn of any global def with no previous prototype. */ else if (warn_missing_prototypes && TREE_PUBLIC (decl1) - && !(old_decl != 0 && TYPE_ARG_TYPES (TREE_TYPE (old_decl)) != 0) + && !(old_decl != 0 + && (TYPE_ARG_TYPES (TREE_TYPE (old_decl)) != 0 + || (DECL_BUILT_IN (old_decl) + && ! C_DECL_ANTICIPATED (old_decl)))) && ! MAIN_NAME_P (DECL_NAME (decl1))) warning_with_decl (decl1, "no previous prototype for `%s'"); /* Optionally warn of any def with no previous prototype diff --git a/gcc/config/alpha/osf.h b/gcc/config/alpha/osf.h index 17538f6..1d1109b 100644 --- a/gcc/config/alpha/osf.h +++ b/gcc/config/alpha/osf.h @@ -1,5 +1,5 @@ /* Definitions of target machine for GNU compiler, for DEC Alpha on OSF/1. - Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998 + Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 2001 Free Software Foundation, Inc. Contributed by Richard Kenner (kenner@vlsi1.ultra.nyu.edu) @@ -128,10 +128,13 @@ Boston, MA 02111-1307, USA. */ /* Attempt to turn on access permissions for the stack. */ #define TRANSFER_FROM_TRAMPOLINE \ +extern void __enable_execute_stack PARAMS ((void *)); \ + \ void \ __enable_execute_stack (addr) \ void *addr; \ { \ + extern int mprotect PARAMS ((const void *, size_t, int)); \ long size = getpagesize (); \ long mask = ~(size-1); \ char *page = (char *) (((long) addr) & mask); \ diff --git a/gcc/libgcc2.c b/gcc/libgcc2.c index f38bfc8..341ed4a 100644 --- a/gcc/libgcc2.c +++ b/gcc/libgcc2.c @@ -1,7 +1,7 @@ /* More subroutines needed by GCC output code on some machines. */ /* Compile this one with gcc. */ /* Copyright (C) 1989, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000 - Free Software Foundation, Inc. + 2001 Free Software Foundation, Inc. This file is part of GNU CC. @@ -1457,8 +1457,8 @@ asm ("___builtin_saveregs:"); asm (" .end __builtin_saveregs"); #else /* not __mips__, etc. */ -void * __attribute__ ((__noreturn__)) -__builtin_saveregs (void) +void * ATTRIBUTE_NORETURN +__builtin_saveregs () { abort (); } @@ -1517,7 +1517,7 @@ BLOCK_PROFILER_CODE #undef NULL /* Avoid errors if stdio.h and our stddef.h mismatch. */ #include <stdio.h> -char *ctime (); +char *ctime PARAMS ((const time_t *)); #include "gbl-ctors.h" #include "gcov-io.h" |