From: Roland McGrath <roland@gnu.org>
Date: Tue, 12 Mar 1996 07:58:49 +0000 (+0000)
Subject: Remove -fno-builtin hackery from -lm check.
X-Git-Tag: emacs-19.34~1055
X-Git-Url: http://git.eshelyaron.com/gitweb/?a=commitdiff_plain;h=030b04b3d8c6f21748223b1ae40015de9b4d06d3;p=emacs.git

Remove -fno-builtin hackery from -lm check.
---

diff --git a/configure.in b/configure.in
index 790ecec8f4e..307e601d77f 100644
--- a/configure.in
+++ b/configure.in
@@ -1369,12 +1369,7 @@ AC_FUNC_ALLOCA
 
 # fmod, logb, and frexp are found in -lm on most systems.
 # On HPUX 9.01, -lm does not contain logb, so check for sqrt.
-old_CC="$CC"
-# GCC's implicit prototype for its built-in `sqrt' function conflicts
-# with autoconf's call, so disable the built-in function.
-test x$GCC = xyes && CC="$CC -fno-builtin"
 AC_CHECK_LIB(m, sqrt)
-CC="$old_CC"
 
 AC_CHECK_FUNCS(gettimeofday gethostname dup2 rename closedir mkdir rmdir \
 random lrand48 bcopy bcmp logb frexp fmod ftime res_init setsid \