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J . Lu\" , Collin Funk ,\n Sam James ","Subject":"[PATCH 0/8] Improve test when building with clang","Date":"Wed, 17 Dec 2025 14:51:46 -0300","Message-ID":"<20251217175554.1157780-1-adhemerval.zanella@linaro.org>","X-Mailer":"git-send-email 2.43.0","MIME-Version":"1.0","Content-Transfer-Encoding":"8bit","X-BeenThere":"libc-alpha@sourceware.org","X-Mailman-Version":"2.1.30","Precedence":"list","List-Id":"Libc-alpha mailing list ","List-Unsubscribe":",\n ","List-Archive":"","List-Post":"","List-Help":"","List-Subscribe":",\n ","Errors-To":"libc-alpha-bounces~incoming=patchwork.ozlabs.org@sourceware.org"},"content":"The math change fixes most regressions when building with clang. On\nx86_64, there are only three regressions (math/test-ldouble-scalb,\nmath/test-tgmath, and math/test-tgmath2), while on aarch64, there are\ntwo (math/test-tgmath and math/test-tgmath2).\n\nAdhemerval Zanella (8):\n math: Do not use __builtin_isgreater* and __builtin_isless* on clang\n x86: Do not use __builtin_fpclassify for _Float64x/long double\n x86: Do not use __builtin_isinf_sign for _Float64x/long double\n stdio: Fix tst-vfprintf-user-type on clang\n math: Fix potential underflow on ldbl-128 erfl\n x86_64: Fix mark-plt configure test\n stdlib: Avoid strlen plt with clang\n math: Use math_opt_barrier on underflow/overflow\n\n bits/fp-builtin-denormal.h | 32 +++++++++\n math/Makefile | 1 +\n math/math.h | 96 ++++++++++++++++++++++++--\n stdio-common/tst-vfprintf-user-type.c | 1 -\n sysdeps/generic/symbol-hacks.h | 1 +\n sysdeps/ieee754/ldbl-128/e_powl.c | 6 +-\n sysdeps/ieee754/ldbl-128/s_erfl.c | 2 +-\n sysdeps/x86/bits/fp-builtin-denormal.h | 29 ++++++++\n sysdeps/x86_64/configure | 4 +-\n sysdeps/x86_64/configure.ac | 2 +-\n 10 files changed, 163 insertions(+), 11 deletions(-)\n create mode 100644 bits/fp-builtin-denormal.h\n create mode 100644 sysdeps/x86/bits/fp-builtin-denormal.h"}