Summary of my testing... amd64, Fedora 41, gcc 15: pass amd64, Fedora 41, clang 19: pass
riscv64, Alpine 3.21.0_alpha20240923, gcc-14 (cfarm94): pass aarch64, Debian Trixie/sid, gcc-14 (cfarm103): 1 gnulib fail test-fcntl.c:279: assertion 'fcntl (fd, F_DUPFD_CLOEXEC, -1) == -1' faileda arm64, MacOSX 12.6, clang-14 (cfarm104): pass ppc64, CentOS 7.9, gcc 4.8.5 (cfarm110): pass ppc64le, CentOS 7.9, gcc 4.8.5 (cfarm135): 1 gnulib fail Minor fail due to uptime > 5 years, reported to bug-gnu...@gnu.org sun4v, Solaris 11.4, gcc 14 and Oracle Developer Studio 12.6 (cfarm216): pass arm64, FreeBSD 14 (CheriBSD), clang 13 (cfarm240): 10 gnulib fails FAIL: test-fnmatch-5.sh ======================= test-fnmatch.c:57: assertion 'fnmatch ("xy", "xy", 0) == 0' failed FAIL: test-mbrlen-5.sh ====================== test-mbrlen.c:55: assertion 'ret == 0' failed FAIL: test-mbrtoc32-5.sh ======================== test-mbrtoc32.c:60: assertion 'ret == 0' failed FAIL: test-mbrtowc-5.sh ======================= test-mbrtowc.c:59: assertion 'ret == 0' failed FAIL: test-mbsrtoc32s-5.sh ========================== test-mbsrtoc32s.c:72: assertion 'wc == 0' failed FAIL: test-mbsrtowcs-5.sh ========================= test-mbsrtowcs.c:71: assertion 'wc == 0' failed FAIL: test-mcel-5.sh ==================== test-mcel.c:40: assertion '!c.err == (n <= MB_LEN_MAX)' failed FAIL: test-verify.sh ==================== compiler didn't detect verification failure 1 compiler didn't detect verification failure 2 compiler didn't detect verification failure 3 compiler didn't detect verification failure 4 compiler didn't detect verification failure 5 FAIL: test-wcrtomb.sh ===================== In-address space security exception (core dumped) riscv64, Ubuntu 22.04, gcc-11.4 (cfarm92): build fail segfaults on the following (autoconf) check (note gcc-14 also on riscv64 (cfarm94) is ok, so didn't report to gcc) $ cat conftest.c extern void ac_decl (int, char *); int main (void) { (void) ac_decl (0, (char *) 0); return 0; } $ gcc -c -g -O2 -fno-builtin conftest.c cheers, Pádraig