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author | Szabolcs Nagy <szabolcs.nagy@arm.com> | 2023-05-04 10:14:43 +0100 |
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committer | Szabolcs Nagy <szabolcs.nagy@arm.com> | 2023-05-05 10:28:29 +0100 |
commit | ee68e9cba456ed02f080cccd0c37af671bd48108 (patch) | |
tree | 4129ce7abc1f8bb7dc944ff14cb9f95ace97f647 /sysdeps/aarch64/configure.ac | |
parent | c8bd171caf443ff514a1fc6d50d239e0747b6dcc (diff) | |
download | glibc-ee68e9cba456ed02f080cccd0c37af671bd48108.tar.gz glibc-ee68e9cba456ed02f080cccd0c37af671bd48108.tar.xz glibc-ee68e9cba456ed02f080cccd0c37af671bd48108.zip |
aarch64: SVE ACLE configure test cleanups
Use more idiomatic configure test for better autoconf cache and logs.
Diffstat (limited to 'sysdeps/aarch64/configure.ac')
-rw-r--r-- | sysdeps/aarch64/configure.ac | 19 |
1 files changed, 11 insertions, 8 deletions
diff --git a/sysdeps/aarch64/configure.ac b/sysdeps/aarch64/configure.ac index 259edc3de8..76f78fcba9 100644 --- a/sysdeps/aarch64/configure.ac +++ b/sysdeps/aarch64/configure.ac @@ -107,13 +107,16 @@ if test x"$build_mathvec" = xnotset; then fi # Check if compiler is sufficient to build mathvec (needs SVE ACLE) -AC_CACHE_CHECK(for availability of SVE ACLE, libc_cv_has_sve_acle, [dnl - if test $build_mathvec = yes; then - cat > conftest.c <<EOF +AC_CACHE_CHECK(for availability of SVE ACLE, libc_cv_aarch64_sve_acle, [dnl + cat > conftest.c <<EOF #include <arm_sve.h> EOF - if ! ${CC-cc} conftest.c -fsyntax-only -ffreestanding; then - as_fn_error 1 "mathvec is enabled but compiler does not have SVE ACLE. Either use a compatible compiler or configure with --disable-mathvec (this results in incomplete ABI)." - fi - rm conftest.c - fi]) + if AC_TRY_COMMAND([${CC-cc} $CFLAGS $CPPFLAGS -fsyntax-only -ffreestanding conftest.c]); then + libc_cv_aarch64_sve_acle=yes + else + libc_cv_aarch64_sve_acle=no + fi + rm conftest.c]) +if test $build_mathvec = yes && test $libc_cv_aarch64_sve_acle = no; then + AC_MSG_ERROR([mathvec is enabled but compiler does not have SVE ACLE. Either use a compatible compiler or configure with --disable-mathvec (this results in incomplete ABI).]) +fi |