From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 1521) id 073653858425; Mon, 17 Jan 2022 09:41:52 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 073653858425 Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit From: Michael Frysinger To: cygwin-cvs@sourceware.org, newlib-cvs@sourceware.org Subject: [newlib-cygwin] Merge autoconf / automake update changes from GCC. X-Act-Checkin: newlib-cygwin X-Git-Author: Joseph Myers X-Git-Refname: refs/heads/master X-Git-Oldrev: 20e3103471f552f0a0d2b1f738213992dcf03657 X-Git-Newrev: 6cde47de67015ebe92b9a4fb6bbf74910fe26f05 Message-Id: <20220117094152.073653858425@sourceware.org> Date: Mon, 17 Jan 2022 09:41:52 +0000 (GMT) X-BeenThere: newlib-cvs@sourceware.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Newlib GIT logs List-Unsubscribe: , List-Archive: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 17 Jan 2022 09:41:52 -0000 https://sourceware.org/git/gitweb.cgi?p=newlib-cygwin.git;h=6cde47de67015ebe92b9a4fb6bbf74910fe26f05 commit 6cde47de67015ebe92b9a4fb6bbf74910fe26f05 Author: Joseph Myers Date: Wed Oct 31 17:10:56 2018 +0000 Merge autoconf / automake update changes from GCC. Top level: Merge from GCC: PR bootstrap/82856 * multilib.am: New file. From automake. config: Merge from GCC: PR bootstrap/82856 * math.m4, tls.m4: Use AC_LANG_SOURCE. zlib: Merge from GCC. PR bootstrap/82856 * Makefile.am: Include multilib.am. * Makefile.in: Regenerate. Diff: --- config/math.m4 | 4 ++-- config/tls.m4 | 14 +++++++------- multilib.am | 45 +++++++++++++++++++++++++++++++++++++++++++++ 3 files changed, 54 insertions(+), 9 deletions(-) diff --git a/config/math.m4 b/config/math.m4 index 23835f230..155967e50 100644 --- a/config/math.m4 +++ b/config/math.m4 @@ -25,7 +25,7 @@ AC_DEFUN([GCC_CHECK_MATH_FUNC], AC_REQUIRE([GCC_CHECK_LIBM]) AC_REQUIRE([GCC_CHECK_MATH_HEADERS]) AC_CACHE_CHECK([for $1], [gcc_cv_math_func_$1], - [AC_LINK_IFELSE([ + [AC_LINK_IFELSE([AC_LANG_SOURCE([ #ifdef HAVE_COMPLEX_H #include #endif @@ -40,7 +40,7 @@ main () { return 0; } -], +])], [gcc_cv_math_func_$1=yes], [gcc_cv_math_func_$1=no])]) if test $gcc_cv_math_func_$1 = yes; then diff --git a/config/tls.m4 b/config/tls.m4 index 4e170c8d6..1a5fc59c2 100644 --- a/config/tls.m4 +++ b/config/tls.m4 @@ -4,14 +4,14 @@ AC_DEFUN([GCC_CHECK_TLS], [ GCC_ENABLE(tls, yes, [], [Use thread-local storage]) AC_CACHE_CHECK([whether the target supports thread-local storage], gcc_cv_have_tls, [ - AC_RUN_IFELSE([__thread int a; int b; int main() { return a = b; }], + AC_RUN_IFELSE([AC_LANG_SOURCE([__thread int a; int b; int main() { return a = b; }])], [dnl If the test case passed with dynamic linking, try again with dnl static linking, but only if static linking is supported (not dnl on Solaris 10). This fails with some older Red Hat releases. chktls_save_LDFLAGS="$LDFLAGS" LDFLAGS="-static $LDFLAGS" - AC_LINK_IFELSE([int main() { return 0; }], - [AC_RUN_IFELSE([__thread int a; int b; int main() { return a = b; }], + AC_LINK_IFELSE([AC_LANG_SOURCE([int main() { return 0; }])], + [AC_RUN_IFELSE([AC_LANG_SOURCE([__thread int a; int b; int main() { return a = b; }])], [gcc_cv_have_tls=yes], [gcc_cv_have_tls=no],[])], [gcc_cv_have_tls=yes]) LDFLAGS="$chktls_save_LDFLAGS" @@ -71,7 +71,7 @@ AC_DEFUN([GCC_CHECK_TLS], [ [gcc_cv_have_tls=no], [dnl This is the cross-compiling case. Assume libc supports TLS if the dnl binutils and the compiler do. - AC_LINK_IFELSE([__thread int a; int b; int main() { return a = b; }], + AC_LINK_IFELSE([AC_LANG_SOURCE([__thread int a; int b; int main() { return a = b; }])], [chktls_save_LDFLAGS="$LDFLAGS" dnl Shared library options may depend on the host; this check dnl is only known to be needed for GNU/Linux. @@ -83,8 +83,8 @@ AC_DEFUN([GCC_CHECK_TLS], [ chktls_save_CFLAGS="$CFLAGS" CFLAGS="-fPIC $CFLAGS" dnl If -shared works, test if TLS works in a shared library. - AC_LINK_IFELSE([int f() { return 0; }], - [AC_LINK_IFELSE([__thread int a; int b; int f() { return a = b; }], + AC_LINK_IFELSE([AC_LANG_SOURCE([int f() { return 0; }])], + [AC_LINK_IFELSE([AC_LANG_SOURCE([__thread int a; int b; int f() { return a = b; }])], [gcc_cv_have_tls=yes], [gcc_cv_have_tls=no])], [gcc_cv_have_tls=yes]) @@ -102,7 +102,7 @@ AC_DEFUN([GCC_CHECK_CC_TLS], [ GCC_ENABLE(tls, yes, [], [Use thread-local storage]) AC_CACHE_CHECK([whether the target assembler supports thread-local storage], gcc_cv_have_cc_tls, [ - AC_COMPILE_IFELSE([__thread int a; int b; int main() { return a = b; }], + AC_COMPILE_IFELSE([AC_LANG_SOURCE([__thread int a; int b; int main() { return a = b; }])], [gcc_cv_have_cc_tls=yes], [gcc_cv_have_cc_tls=no])] )]) if test "$enable_tls $gcc_cv_have_cc_tls" = "yes yes"; then diff --git a/multilib.am b/multilib.am new file mode 100644 index 000000000..5c98b69bd --- /dev/null +++ b/multilib.am @@ -0,0 +1,45 @@ +## automake - create Makefile.in from Makefile.am + +## Copyright (C) 1994-2017 Free Software Foundation, Inc. +## This Makefile.in is free software; the Free Software Foundation +## gives unlimited permission to copy and/or distribute it, +## with or without modifications, as long as this notice is preserved. + +## This program is distributed in the hope that it will be useful, +## but WITHOUT ANY WARRANTY; without even the implied warranty of +## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +## GNU General Public License for more details. + +MULTISRCTOP = +MULTIBUILDTOP = +MULTIDIRS = +MULTISUBDIR = +MULTIDO = true +MULTICLEAN = true + +# GNU Make needs to see an explicit $(MAKE) variable in the command it +# runs to enable its job server during parallel builds. Hence the +# comments below. +all-multi: + $(MULTIDO) $(AM_MAKEFLAGS) DO=all multi-do # $(MAKE) +install-multi: + $(MULTIDO) $(AM_MAKEFLAGS) DO=install multi-do # $(MAKE) +mostlyclean-multi: + $(MULTICLEAN) $(AM_MAKEFLAGS) DO=mostlyclean multi-clean # $(MAKE) +clean-multi: + $(MULTICLEAN) $(AM_MAKEFLAGS) DO=clean multi-clean # $(MAKE) +distclean-multi: + $(MULTICLEAN) $(AM_MAKEFLAGS) DO=distclean multi-clean # $(MAKE) +maintainer-clean-multi: + $(MULTICLEAN) $(AM_MAKEFLAGS) DO=maintainer-clean multi-clean # $(MAKE) + +.MAKE .PHONY: all-multi clean-multi distclean-multi install-am \ + install-multi maintainer-clean-multi mostlyclean-multi + +install-exec-local: install-multi + +all-local: all-multi +mostlyclean-local: mostlyclean-multi +clean-local: clean-multi +distclean-local: distclean-multi +maintainer-clean-local: maintainer-clean-multi