From: Ulrich Drepper Date: Sat, 7 Jan 2012 16:29:31 +0000 (-0500) Subject: Remove --enable-omitfp support X-Git-Tag: glibc-2.16-tps~1114 X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=bdeba1354b7364d9b7857a048286a71ddbcdff86;p=thirdparty%2Fglibc.git Remove --enable-omitfp support --- diff --git a/ChangeLog b/ChangeLog index 62073f0adcf..5f89bc9fb57 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,5 +1,12 @@ 2012-01-07 Ulrich Drepper + [BZ #13552] + * configure.in: Remove --enable-omitfp support. + * FAQ.in: Adjust. + * config.make.in: Likewise. + * Makeconfig: Likewise. + * manual/install.texi: Likewise. + In case anyone cares, the IA-64 architecture could move to ports. * sysdeps/ia64/*: Removed. * sysdeps/unix/sysv/linux/ia64/*: Removed. diff --git a/FAQ b/FAQ index bd5849e9b25..f7e2b23b82d 100644 --- a/FAQ +++ b/FAQ @@ -464,21 +464,7 @@ any other link path. 1.15. What's the problem with configure --enable-omitfp? -{AJ} When --enable-omitfp is set the libraries are built without frame -pointers. Some compilers produce buggy code for this model and therefore we -don't advise using it at the moment. - -If you use --enable-omitfp, you're on your own. If you encounter problems -with a library that was build this way, we advise you to rebuild the library -without --enable-omitfp. If the problem vanishes consider tracking the -problem down and report it as compiler failure. - -Since a library built with --enable-omitfp is undebuggable on most systems, -debuggable libraries are also built - you can use them by appending "_g" to -the library names. - -The compilation of these extra libraries and the compiler optimizations slow -down the build process and need more disk space. +{} Removed. Does not apply anymore. 1.16. I get failures during `make check'. What should I do? diff --git a/FAQ.in b/FAQ.in index af61599a70f..216155c763b 100644 --- a/FAQ.in +++ b/FAQ.in @@ -265,21 +265,7 @@ any other link path. ?? What's the problem with configure --enable-omitfp? -{AJ} When --enable-omitfp is set the libraries are built without frame -pointers. Some compilers produce buggy code for this model and therefore we -don't advise using it at the moment. - -If you use --enable-omitfp, you're on your own. If you encounter problems -with a library that was build this way, we advise you to rebuild the library -without --enable-omitfp. If the problem vanishes consider tracking the -problem down and report it as compiler failure. - -Since a library built with --enable-omitfp is undebuggable on most systems, -debuggable libraries are also built - you can use them by appending "_g" to -the library names. - -The compilation of these extra libraries and the compiler optimizations slow -down the build process and need more disk space. +{} Removed. Does not apply anymore. ?? I get failures during `make check'. What should I do? diff --git a/INSTALL b/INSTALL index 3ec80e38464..3fcdb5c68c8 100644 --- a/INSTALL +++ b/INSTALL @@ -113,14 +113,6 @@ will be used, and CFLAGS sets optimization options for the compiler. Don't build libraries with profiling information. You may want to use this option if you don't plan to do profiling. -`--enable-omitfp' - Use maximum optimization for the normal (static and shared) - libraries, and compile separate static libraries with debugging - information and no optimization. We recommend not doing this. - The extra optimization doesn't gain you much, it may provoke - compiler bugs, and you won't be able to trace bugs through the C - library. - `--disable-versioning' Don't compile the shared libraries with symbol version information. Doing this will make the resulting library incompatible with old @@ -204,9 +196,9 @@ cross-compiler for the target you configured the library for; it is important to use this same `CC' value when running `configure', like this: `CC=TARGET-gcc configure TARGET'. Set `BUILD_CC' to the compiler to use for programs run on the build system as part of compiling the -library. You may need to set `AR' and `RANLIB' to cross-compiling -versions of `ar' and `ranlib' if the native tools are not configured to -work with object files for the target you configured for. +library. You may need to set `AR' to cross-compiling versions of `ar' +if the native tools are not configured to work with object files for +the target you configured for. Installing the C Library ======================== @@ -317,12 +309,11 @@ build the GNU C library: Check the FAQ for any special compiler issues on particular platforms. - * GNU `binutils' + * GNU `binutils' 2.15 or later You must use GNU `binutils' (as and ld) to build the GNU C library. No other assembler or linker has the necessary functionality at the - moment. The configure scripts checks for the appropriate version - for the platform. Too-old versions will prevent building glibc. + moment. * GNU `texinfo' 3.12f @@ -461,3 +452,4 @@ or the manual has a bug, so report the disagreement. If you find any errors or omissions in this manual, please report them to the bug database. If you refer to specific sections of the manual, please include the section names for easier identification. + diff --git a/Makeconfig b/Makeconfig index 8195245052a..a97b7d0ce5f 100644 --- a/Makeconfig +++ b/Makeconfig @@ -1,4 +1,4 @@ -# Copyright (C) 1991-2003,2004,2005,2006,2007,2008,2009,2010,2011 +# Copyright (C) 1991-2003,2004,2005,2006,2007,2008,2009,2010,2011,2012 # Free Software Foundation, Inc. # This file is part of the GNU C Library. @@ -762,17 +762,6 @@ CPPFLAGS-.op = -DPROF $(pic-default) CFLAGS-.op = -pg libtype.op = lib%_p.a endif -ifeq (yes,$(build-omitfp)) -# Under --enable-omitfp, we build the library optimized without -# debugging information using -fomit-frame-pointer, and build an extra -# library with debugging information. The debuggable objects are named foo.og. -object-suffixes += .og -CPPFLAGS-.og = $(pic-default) -CFLAGS-.og = -g -CFLAGS-.o = $(filter %frame-pointer,$(+cflags)) -g0 -O99 -fomit-frame-pointer -D__USE_STRING_INLINES -CFLAGS-.os += -g0 -O99 -fomit-frame-pointer -D__USE_STRING_INLINES -libtype.og = lib%_g.a -endif bppfx = BP- ifeq (yes,$(build-bounded)) diff --git a/NEWS b/NEWS index 0c91c6013eb..a7c456901ed 100644 --- a/NEWS +++ b/NEWS @@ -9,7 +9,7 @@ Version 2.16 * The following bugs are resolved with this release: - 13526, 13527, 13528, 13529, 13531, 13532, 13533, 13547, 13555 + 13526, 13527, 13528, 13529, 13531, 13532, 13533, 13547, 13552, 13555 * ISO C11 support: diff --git a/config.make.in b/config.make.in index d2baf6d3a95..7ee0cfdd6b0 100644 --- a/config.make.in +++ b/config.make.in @@ -93,7 +93,6 @@ build-static = @static@ build-shared = @shared@ build-pic-default= @libc_cv_pic_default@ build-profile = @profile@ -build-omitfp = @omitfp@ build-bounded = @bounded@ build-static-nss = @static_nss@ add-ons = @add_ons@ diff --git a/configure b/configure index ff680c4e57e..9f789efee07 100755 --- a/configure +++ b/configure @@ -612,7 +612,6 @@ DEFINES nopic_initfini static_nss bounded -omitfp profile libc_cv_pic_default shared @@ -777,7 +776,6 @@ enable_sanity_checks enable_check_abi enable_shared enable_profile -enable_omitfp enable_bounded enable_versioning enable_oldest_abi @@ -1427,7 +1425,6 @@ Optional Features: [default=no] --enable-shared build shared library [default=yes if GNU ld & ELF] --enable-profile build profiled library [default=no] - --enable-omitfp build undebuggable optimized library [default=no] --enable-bounded build with runtime bounds checking [default=no] --disable-versioning do not include versioning information in the library objects [default=yes if supported] @@ -3607,13 +3604,6 @@ else profile=no fi -# Check whether --enable-omitfp was given. -if test "${enable_omitfp+set}" = set; then : - enableval=$enable_omitfp; omitfp=$enableval -else - omitfp=no -fi - # Check whether --enable-bounded was given. if test "${enable_bounded+set}" = set; then : enableval=$enable_bounded; bounded=$enableval @@ -7984,7 +7974,6 @@ $as_echo "$libc_cv_pic_default" >&6; } - if test "`(cd $srcdir; pwd)`" = "`pwd`"; then config_makefile= else diff --git a/configure.in b/configure.in index b998c4792cd..daf5e15a24c 100644 --- a/configure.in +++ b/configure.in @@ -142,11 +142,6 @@ AC_ARG_ENABLE([profile], [build profiled library @<:@default=no@:>@]), [profile=$enableval], [profile=no]) -AC_ARG_ENABLE([omitfp], - AC_HELP_STRING([--enable-omitfp], - [build undebuggable optimized library @<:@default=no@:>@]), - [omitfp=$enableval], - [omitfp=no]) AC_ARG_ENABLE([bounded], AC_HELP_STRING([--enable-bounded], [build with runtime bounds checking @<:@default=no@:>@]), @@ -2367,7 +2362,6 @@ rm -f conftest.*]) AC_SUBST(libc_cv_pic_default) AC_SUBST(profile) -AC_SUBST(omitfp) AC_SUBST(bounded) AC_SUBST(static_nss) AC_SUBST(nopic_initfini) diff --git a/manual/install.texi b/manual/install.texi index 0ef3c3cf047..a83a5dda01d 100644 --- a/manual/install.texi +++ b/manual/install.texi @@ -136,13 +136,6 @@ linker. Don't build libraries with profiling information. You may want to use this option if you don't plan to do profiling. -@item --enable-omitfp -Use maximum optimization for the normal (static and shared) -libraries, and compile separate static libraries with debugging -information and no optimization. We recommend not doing this. The extra -optimization doesn't gain you much, it may provoke compiler bugs, and you -won't be able to trace bugs through the C library. - @item --disable-versioning Don't compile the shared libraries with symbol version information. Doing this will make the resulting library incompatible with old