diff options
Diffstat (limited to 'libc/configure.in')
| -rw-r--r-- | libc/configure.in | 20 |
1 files changed, 19 insertions, 1 deletions
diff --git a/libc/configure.in b/libc/configure.in index 21009c6ea..4aed67336 100644 --- a/libc/configure.in +++ b/libc/configure.in @@ -986,7 +986,7 @@ AC_CHECK_PROG_VER(SED, sed, --version, SED=: aux_missing="$aux_missing sed") AC_CHECK_PROG_VER(AWK, gawk, --version, [GNU Awk[^0-9]*\([0-9][0-9.]*\)], - [[3-9].*], critic_missing="$critic_missing gawk") + [3.1.[2-9]*|3.[2-9]*|[4-9]*], critic_missing="$critic_missing gawk") AC_CHECK_TOOL(NM, nm, false) @@ -1964,6 +1964,24 @@ if test -n "$submachine"; then fi AC_SUBST(libc_cv_cc_submachine) +AC_CACHE_CHECK(if $CC accepts -fno-tree-loop-distribute-patterns with \ +__attribute__ ((__optimize__)), libc_cv_cc_loop_to_function, [dnl +cat > conftest.c <<EOF +void +__attribute__ ((__optimize__ ("-fno-tree-loop-distribute-patterns"))) +foo (void) {} +EOF +libc_cv_cc_loop_to_function=no +if AC_TRY_COMMAND([${CC-cc} $CFLAGS $CPPFLAGS -c conftest.c]) +then + libc_cv_cc_loop_to_function=yes +fi +rm -f conftest*]) +if test $libc_cv_cc_loop_to_function = yes; then + AC_DEFINE(HAVE_CC_INHIBIT_LOOP_TO_LIBCALL) +fi +AC_SUBST(libc_cv_cc_loop_to_function) + dnl Check whether we have the gd library available. AC_MSG_CHECKING(for libgd) if test "$with_gd" != "no"; then |