From e66d0a4c940c8643299de621a951f2dfa44d998b Mon Sep 17 00:00:00 2001 From: Ulrich Drepper Date: Tue, 29 Jan 2002 20:56:09 +0000 Subject: [PATCH] Update. 2002-01-29 Ulrich Drepper * elf/rtld.c (_dl_start): Use __builtin_memset if available. --- ChangeLog | 4 ++++ elf/rtld.c | 13 +++++++++---- 2 files changed, 13 insertions(+), 4 deletions(-) diff --git a/ChangeLog b/ChangeLog index ea804c3..f95c953 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,3 +1,7 @@ +2002-01-29 Ulrich Drepper + + * elf/rtld.c (_dl_start): Use __builtin_memset if available. + 2002-01-29 Ben Collins * string/bits/string2.h (__mempcpy): Protect size arg for diff --git a/elf/rtld.c b/elf/rtld.c index a05bbe9..b3698ad 100644 --- a/elf/rtld.c +++ b/elf/rtld.c @@ -1,5 +1,5 @@ /* Run time dynamic linker. - Copyright (C) 1995-1999, 2000, 2001 Free Software Foundation, Inc. + Copyright (C) 1995-1999, 2000, 2001, 2002 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -166,13 +166,18 @@ _dl_start (void *arg) if (HP_TIMING_INLINE && HP_TIMING_AVAIL) HP_TIMING_NOW (start_time); - /* Partly clean the `bootstrap_map' structure up. Don't use `memset' - since it might not be built in or inlined and we cannot make function - calls at this point. */ + /* Partly clean the `bootstrap_map' structure up. Don't use + `memset' since it might not be built in or inlined and we cannot + make function calls at this point. Use '__builtin_memset' if we + know it is available. */ +#if __GNUC_PREREQ (2, 96) + __builtin_memset (bootstrap_map.l_info, '\0', sizeof (bootstrap_map.l_info)); +#else for (cnt = 0; cnt < sizeof (bootstrap_map.l_info) / sizeof (bootstrap_map.l_info[0]); ++cnt) bootstrap_map.l_info[cnt] = 0; +#endif /* Figure out the run-time load address of the dynamic linker itself. */ bootstrap_map.l_addr = elf_machine_load_address (); -- 2.7.4