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authorMatthias Kilian <kili@outback.escape.de>2009-08-26 21:00:44 +0000
committerMatthias Kilian <kili@outback.escape.de>2009-08-26 21:00:44 +0000
commitd84757e30d8578aaa788c26f0245c67ab482d0f9 (patch)
tree7ab2ad9f389c70af3626c8a66bdfbdaeeda7982f /aclocal.m4
parent0fc3078a039e7fdd16baf3537a534462d3023db1 (diff)
downloadhaskell-d84757e30d8578aaa788c26f0245c67ab482d0f9.tar.gz
Use -W, not -Werror, for gcc older than 3.4
Diffstat (limited to 'aclocal.m4')
-rw-r--r--aclocal.m43
1 files changed, 3 insertions, 0 deletions
diff --git a/aclocal.m4 b/aclocal.m4
index d84cb99a3e..bf88bd77da 100644
--- a/aclocal.m4
+++ b/aclocal.m4
@@ -558,6 +558,7 @@ fi
if test "$fp_have_gcc" = "NO" -a -d $srcdir/ghc; then
AC_MSG_ERROR([gcc is required])
fi
+GccLT34=
AC_CACHE_CHECK([version of gcc], [fp_cv_gcc_version],
[if test "$fp_have_gcc" = "YES"; then
fp_cv_gcc_version="`$CC -v 2>&1 | grep 'version ' | sed -e 's/.*version [[^0-9]]*\([[0-9.]]*\).*/\1/g'`"
@@ -566,12 +567,14 @@ AC_CACHE_CHECK([version of gcc], [fp_cv_gcc_version],
# See #2770: gcc 2.95 doesn't work any more, apparently. There probably
# isn't a very good reason for that, but for now just make configure
# fail.
+ FP_COMPARE_VERSIONS([$fp_cv_gcc_version], [-lt], [3.4], GccLT34=YES)
else
fp_cv_gcc_version="not-installed"
fi
])
AC_SUBST([HaveGcc], [$fp_have_gcc])
AC_SUBST([GccVersion], [$fp_cv_gcc_version])
+AC_SUBST(GccLT34)
])# FP_HAVE_GCC
AC_DEFUN([FP_MINGW_GCC],