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libstdc++: Work around test failures using -mno-tree-vrp

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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.
This commit is contained in:
Matthias Kretz 2021-02-03 15:49:30 +00:00 • committed by Jonathan Wakely
parent 4b940ccee1
commit 3de9bd16c9
2 changed files with 6 additions and 2 deletions
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4
libstdc++-v3/testsuite/Makefile.am
View file

@ -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 | \

4
libstdc++-v3/testsuite/Makefile.in
View file

@ -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 | \