aboutsummaryrefslogtreecommitdiffstats
path: root/toolchain/glibc/patches/2.15/001-fix_autoconf_macro.patch
diff options
context:
space:
mode:
Diffstat (limited to 'toolchain/glibc/patches/2.15/001-fix_autoconf_macro.patch')
-rw-r--r--toolchain/glibc/patches/2.15/001-fix_autoconf_macro.patch48
1 files changed, 48 insertions, 0 deletions
diff --git a/toolchain/glibc/patches/2.15/001-fix_autoconf_macro.patch b/toolchain/glibc/patches/2.15/001-fix_autoconf_macro.patch
new file mode 100644
index 0000000000..55b26c7dad
--- /dev/null
+++ b/toolchain/glibc/patches/2.15/001-fix_autoconf_macro.patch
@@ -0,0 +1,48 @@
+--- a/libc/aclocal.m4
++++ b/libc/aclocal.m4
+@@ -88,6 +88,12 @@
+ fi
+ rm -fr contest*])
+
++dnl Test a compiler option or options with an empty input file.
++dnl LIBC_TRY_CC_OPTION([options], [action-if-true], [action-if-false])
++AC_DEFUN([LIBC_TRY_CC_OPTION],
++[AS_IF([AC_TRY_COMMAND([${CC-cc} $1 -xc /dev/null -S -o /dev/null])],
++ [$2], [$3])])
++
+ AC_DEFUN([LIBC_PROG_BINUTILS],
+ [# Was a --with-binutils option given?
+ if test -n "$path_binutils"; then
+--- a/libc/configure
++++ b/libc/configure
+@@ -7404,7 +7404,14 @@
+ else
+ libc_cv_cc_nofma=
+ for opt in -ffp-contract=off -mno-fused-madd; do
+- LIBC_TRY_CC_OPTION($opt, libc_cv_cc_nofma=$opt; break)
++ if { ac_try='${CC-cc} $opt -xc /dev/null -S -o /dev/null'
++ { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_try\""; } >&5
++ (eval $ac_try) 2>&5
++ ac_status=$?
++ $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
++ test $ac_status = 0; }; }; then :
++ libc_cv_cc_nofma=$opt; break
++fi
+ done
+ fi
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_cc_nofma" >&5
+--- a/libc/configure.in
++++ b/libc/configure.in
+@@ -2238,10 +2238,9 @@
+ libc_cv_cc_submachine, [dnl
+ libc_cv_cc_submachine=no
+ for opt in "-march=$submachine" "-mcpu=$submachine"; do
+- if AC_TRY_COMMAND([${CC-cc} $opt -xc /dev/null -S -o /dev/null]); then
++ LIBC_TRY_CC_OPTION([$opt], [
+ libc_cv_cc_submachine="$opt"
+- break
+- fi
++ break], [])
+ done])
+ if test "x$libc_cv_cc_submachine" = xno; then
+ AC_MSG_ERROR([${CC-cc} does not support $submachine])