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Disable more attempts to pass -mlong-double-128 to clang

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This commit is contained in:
Stan Shebs 2018-09-26 13:36:42 -07:00 committed by Fangrui Song
parent d21dfbccdc
commit 6fd7bec86f
4 changed files with 14 additions and 0 deletions
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3
sysdeps/powerpc/powerpc64le/configure vendored
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@ -1,6 +1,7 @@
# This file is generated from configure.ac by Autoconf. DO NOT EDIT!
# Local configure fragment for sysdeps/powerpc/powerpc64le.
if test "$with_clang" = no; then
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $CC supports binary128 floating point type" >&5
$as_echo_n "checking if $CC supports binary128 floating point type... " >&6; }
@ -42,6 +43,8 @@ if test "$libc_cv_compiler_powerpc64le_binary128_ok" != "yes"; then :
critic_missing="$critic_missing binary128 floating point type (GCC >= 6.2) is required on powerpc64le."
fi
fi # clang
OLD_CFLAGS="$CFLAGS"
CFLAGS="$CFLAGS $libc_cv_cc_submachine"
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if the target machine is at least POWER8" >&5

4
sysdeps/powerpc/powerpc64le/configure.ac
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@ -1,6 +1,8 @@
GLIBC_PROVIDES dnl See aclocal.m4 in the top level source directory.
# Local configure fragment for sysdeps/powerpc/powerpc64le.
if test "$with_clang" = no; then
dnl Require binary128 floating point support on powerpc64le (available in
dnl GCC 6.2).
AC_CACHE_CHECK([if $CC supports binary128 floating point type],
@ -29,6 +31,8 @@ CFLAGS="$save_CFLAGS"])
AS_IF([test "$libc_cv_compiler_powerpc64le_binary128_ok" != "yes"],
[critic_missing="$critic_missing binary128 floating point type (GCC >= 6.2) is required on powerpc64le."])
fi # clang
dnl Require at least POWER8 on powerpc64le
OLD_CFLAGS="$CFLAGS"
CFLAGS="$CFLAGS $libc_cv_cc_submachine"

3
sysdeps/unix/sysv/linux/powerpc/configure vendored
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@ -1,6 +1,7 @@
# This file is generated from configure.ac by Autoconf. DO NOT EDIT!
# Local configure fragment for sysdeps/unix/sysv/linux/powerpc/.
if test "$with_clang" = no; then
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $CC $CFLAGS -mlong-double-128 uses IBM extended format" >&5
$as_echo_n "checking whether $CC $CFLAGS -mlong-double-128 uses IBM extended format... " >&6; }
@ -76,4 +77,6 @@ $as_echo "$libc_cv_mabi_ibmlongdouble" >&6; }
fi
fi
fi # clang
ldd_rewrite_script=sysdeps/unix/sysv/linux/powerpc/ldd-rewrite.sed

4
sysdeps/unix/sysv/linux/powerpc/configure.ac
View File

@ -2,6 +2,8 @@ sinclude(./aclocal.m4)dnl Autoconf lossage
GLIBC_PROVIDES dnl See aclocal.m4 in the top level source directory.
# Local configure fragment for sysdeps/unix/sysv/linux/powerpc/.
if test "$with_clang" = no; then
AC_CACHE_CHECK(whether $CC $CFLAGS -mlong-double-128 uses IBM extended format,
libc_cv_mlong_double_128ibm, [dnl
save_CFLAGS="$CFLAGS"
@ -36,4 +38,6 @@ long double foobar (long double x) { return x; }],
fi
fi
fi # clang
ldd_rewrite_script=sysdeps/unix/sysv/linux/powerpc/ldd-rewrite.sed