From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 2181) id F3CB139B8CB9; Wed, 3 Feb 2021 15:51:19 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org F3CB139B8CB9 MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset="utf-8" From: Jonathan Wakely To: gcc-cvs@gcc.gnu.org, libstdc++-cvs@gcc.gnu.org Subject: [gcc r11-7082] libstdc++: Work around test failures using -mno-tree-vrp X-Act-Checkin: gcc X-Git-Author: Matthias Kretz X-Git-Refname: refs/heads/master X-Git-Oldrev: 4b940ccee19496d8f494b7ad0b850f08c177d5bf X-Git-Newrev: 3de9bd16c91c5fc050961db6887880b303b3a630 Message-Id: <20210203155119.F3CB139B8CB9@sourceware.org> Date: Wed, 3 Feb 2021 15:51:19 +0000 (GMT) X-BeenThere: libstdc++-cvs@gcc.gnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Libstdc++-cvs mailing list List-Unsubscribe: , List-Archive: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 03 Feb 2021 15:51:20 -0000 https://gcc.gnu.org/g:3de9bd16c91c5fc050961db6887880b303b3a630 commit r11-7082-g3de9bd16c91c5fc050961db6887880b303b3a630 Author: Matthias Kretz Date: Wed Feb 3 15:49:30 2021 +0000 libstdc++: Work around test failures using -mno-tree-vrp This is necessary to avoid failures resulting from PR98834. libstdc++-v3/ChangeLog: * testsuite/Makefile.am: Warn about the workaround. Add -fno-tree-vrp to CXXFLAGS passed to the check_simd script. Improve initial user feedback from make check-simd. * testsuite/Makefile.in: Regenerated. Diff: --- libstdc++-v3/testsuite/Makefile.am | 4 +++- libstdc++-v3/testsuite/Makefile.in | 4 +++- 2 files changed, 6 insertions(+), 2 deletions(-) diff --git a/libstdc++-v3/testsuite/Makefile.am b/libstdc++-v3/testsuite/Makefile.am index 2d3ad481dba..ba5023a8b54 100644 --- a/libstdc++-v3/testsuite/Makefile.am +++ b/libstdc++-v3/testsuite/Makefile.am @@ -191,8 +191,10 @@ check-simd: $(srcdir)/experimental/simd/generate_makefile.sh \ ${glibcxx_srcdir}/scripts/check_simd \ testsuite_files_simd \ ${glibcxx_builddir}/scripts/testsuite_flags + @echo "WARNING: Adding -fno-tree-vrp to CXXFLAGS to work around PR98834." @rm -f .simd.summary - ${glibcxx_srcdir}/scripts/check_simd "${glibcxx_srcdir}" "${glibcxx_builddir}" "$(CXXFLAGS)" | \ + @echo "Generating simd testsuite subdirs and Makefiles ..." + @${glibcxx_srcdir}/scripts/check_simd "${glibcxx_srcdir}" "${glibcxx_builddir}" "$(CXXFLAGS) -fno-tree-vrp" | \ while read subdir; do \ $(MAKE) -C "$${subdir}"; \ tail -n20 $${subdir}/simd_testsuite.sum | \ diff --git a/libstdc++-v3/testsuite/Makefile.in b/libstdc++-v3/testsuite/Makefile.in index ac6207ae75c..c9dd7f5da61 100644 --- a/libstdc++-v3/testsuite/Makefile.in +++ b/libstdc++-v3/testsuite/Makefile.in @@ -716,8 +716,10 @@ check-simd: $(srcdir)/experimental/simd/generate_makefile.sh \ ${glibcxx_srcdir}/scripts/check_simd \ testsuite_files_simd \ ${glibcxx_builddir}/scripts/testsuite_flags + @echo "WARNING: Adding -fno-tree-vrp to CXXFLAGS to work around PR98834." @rm -f .simd.summary - ${glibcxx_srcdir}/scripts/check_simd "${glibcxx_srcdir}" "${glibcxx_builddir}" "$(CXXFLAGS)" | \ + @echo "Generating simd testsuite subdirs and Makefiles ..." + @${glibcxx_srcdir}/scripts/check_simd "${glibcxx_srcdir}" "${glibcxx_builddir}" "$(CXXFLAGS) -fno-tree-vrp" | \ while read subdir; do \ $(MAKE) -C "$${subdir}"; \ tail -n20 $${subdir}/simd_testsuite.sum | \