From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 1944) id E57A43858C56; Wed, 4 May 2022 06:02:48 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org E57A43858C56 Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit From: Szabolcs Nagy To: glibc-cvs@sourceware.org Subject: [glibc/nsz/bug23293] powerpc32: Remove unused HAVE_PPC_SECURE_PLT X-Act-Checkin: glibc X-Git-Author: Fangrui Song X-Git-Refname: refs/heads/nsz/bug23293 X-Git-Oldrev: d056c212130280c0a54d9a4f72170ec621b70ce5 X-Git-Newrev: 4e7e4f3b4ba723bef4b1bcff8902ea38162737d9 Message-Id: <20220504060248.E57A43858C56@sourceware.org> Date: Wed, 4 May 2022 06:02:48 +0000 (GMT) X-BeenThere: glibc-cvs@sourceware.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Glibc-cvs mailing list List-Unsubscribe: , List-Archive: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 04 May 2022 06:02:49 -0000 https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=4e7e4f3b4ba723bef4b1bcff8902ea38162737d9 commit 4e7e4f3b4ba723bef4b1bcff8902ea38162737d9 Author: Fangrui Song Date: Mon May 2 08:55:36 2022 -0700 powerpc32: Remove unused HAVE_PPC_SECURE_PLT 82a79e7d1843f9d90075a0bf2f04557040829bb0 removed the only user of HAVE_PPC_SECURE_PLT. Reviewed-by: Florian Weimer Diff: --- config.h.in | 3 --- sysdeps/powerpc/powerpc32/configure | 27 --------------------------- sysdeps/powerpc/powerpc32/configure.ac | 14 -------------- 3 files changed, 44 deletions(-) diff --git a/config.h.in b/config.h.in index 916465fce8..dd650ddd09 100644 --- a/config.h.in +++ b/config.h.in @@ -153,9 +153,6 @@ /* Define if inlined system calls are available. */ #undef HAVE_INLINED_SYSCALLS -/* Define if your compiler defaults to -msecure-plt mode on ppc. */ -#undef HAVE_PPC_SECURE_PLT - /* Define if memory tagging support should be enabled. */ #undef USE_MTAG diff --git a/sysdeps/powerpc/powerpc32/configure b/sysdeps/powerpc/powerpc32/configure index 551505327a..eb1bcbe651 100644 --- a/sysdeps/powerpc/powerpc32/configure +++ b/sysdeps/powerpc/powerpc32/configure @@ -3,30 +3,3 @@ $as_echo "#define HIDDEN_VAR_NEEDS_DYNAMIC_RELOC 1" >>confdefs.h - -# See whether GCC uses -msecure-plt. -{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for -msecure-plt by default" >&5 -$as_echo_n "checking for -msecure-plt by default... " >&6; } -if ${libc_cv_ppc_secure_plt+:} false; then : - $as_echo_n "(cached) " >&6 -else - echo 'int foo (void) { extern int bar; return bar; }' > conftest.c -libc_cv_ppc_secure_plt=no -if { ac_try='${CC-cc} -S $CFLAGS conftest.c -fpic -o conftest.s 1>&5' - { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_try\""; } >&5 - (eval $ac_try) 2>&5 - ac_status=$? - $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 - test $ac_status = 0; }; }; then - if grep '_GLOBAL_OFFSET_TABLE_-.*@ha' conftest.s > /dev/null 2>&1; then - libc_cv_ppc_secure_plt=yes - fi -fi -rm -rf conftest* -fi -{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_ppc_secure_plt" >&5 -$as_echo "$libc_cv_ppc_secure_plt" >&6; } -if test $libc_cv_ppc_secure_plt = yes; then - $as_echo "#define HAVE_PPC_SECURE_PLT 1" >>confdefs.h - -fi diff --git a/sysdeps/powerpc/powerpc32/configure.ac b/sysdeps/powerpc/powerpc32/configure.ac index 2f0ea63e0d..158f464b95 100644 --- a/sysdeps/powerpc/powerpc32/configure.ac +++ b/sysdeps/powerpc/powerpc32/configure.ac @@ -2,17 +2,3 @@ GLIBC_PROVIDES dnl See aclocal.m4 in the top level source directory. # Local configure fragment for sysdeps/powerpc/powerpc32. AC_DEFINE(HIDDEN_VAR_NEEDS_DYNAMIC_RELOC) - -# See whether GCC uses -msecure-plt. -AC_CACHE_CHECK(for -msecure-plt by default, libc_cv_ppc_secure_plt, [dnl -echo 'int foo (void) { extern int bar; return bar; }' > conftest.c -libc_cv_ppc_secure_plt=no -if AC_TRY_COMMAND(${CC-cc} -S $CFLAGS conftest.c -fpic -o conftest.s 1>&AS_MESSAGE_LOG_FD); then - if grep '_GLOBAL_OFFSET_TABLE_-.*@ha' conftest.s > /dev/null 2>&1; then - libc_cv_ppc_secure_plt=yes - fi -fi -rm -rf conftest*]) -if test $libc_cv_ppc_secure_plt = yes; then - AC_DEFINE(HAVE_PPC_SECURE_PLT) -fi