re PR libfortran/60468 (./fpu-target.h:93:3: error: unknown type name 'choke')

	PR libfortran/60468
	* configure.ac: Include <math.h> when checking for
	fp_except_t and fp_rnd_t types.
	* configure: Regenerate.

From-SVN: r211685

libgfortran/ChangeLog

+2014-06-15  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
+
+	PR libfortran/60468
+	* configure.ac: Include <math.h> when checking for fp_except_t
+	and fp_rnd_t types.
+	* configure: Regenerate.
+
 2014-06-08  Janne Blomqvist  <jb@gcc.gnu.org>
 
 	PR libfortran/56981

libgfortran/configure

@@ -26042,7 +26042,10 @@ $as_echo "#define HAVE_FPSETMASK 1" >>confdefs.h
 
   fi
 
-ac_fn_c_check_type "$LINENO" "fp_except" "ac_cv_type_fp_except" "#include <ieeefp.h>
+ac_fn_c_check_type "$LINENO" "fp_except" "ac_cv_type_fp_except" "
+#include <ieeefp.h>
+#include <math.h>
+
 "
 if test "x$ac_cv_type_fp_except" = x""yes; then :
 
@@ -26052,7 +26055,10 @@ _ACEOF
 
 
 fi
-ac_fn_c_check_type "$LINENO" "fp_except_t" "ac_cv_type_fp_except_t" "#include <ieeefp.h>
+ac_fn_c_check_type "$LINENO" "fp_except_t" "ac_cv_type_fp_except_t" "
+#include <ieeefp.h>
+#include <math.h>
+
 "
 if test "x$ac_cv_type_fp_except_t" = x""yes; then :
 
@@ -26063,7 +26069,10 @@ _ACEOF
 
 fi
 
-ac_fn_c_check_type "$LINENO" "fp_rnd" "ac_cv_type_fp_rnd" "#include <ieeefp.h>
+ac_fn_c_check_type "$LINENO" "fp_rnd" "ac_cv_type_fp_rnd" "
+#include <ieeefp.h>
+#include <math.h>
+
 "
 if test "x$ac_cv_type_fp_rnd" = x""yes; then :
 
@@ -26073,7 +26082,10 @@ _ACEOF
 
 
 fi
-ac_fn_c_check_type "$LINENO" "fp_rnd_t" "ac_cv_type_fp_rnd_t" "#include <ieeefp.h>
+ac_fn_c_check_type "$LINENO" "fp_rnd_t" "ac_cv_type_fp_rnd_t" "
+#include <ieeefp.h>
+#include <math.h>
+
 "
 if test "x$ac_cv_type_fp_rnd_t" = x""yes; then :
 

libgfortran/configure.ac

@@ -521,8 +521,14 @@ fi
 
 # Check for SysV fpsetmask
 LIBGFOR_CHECK_FPSETMASK
-AC_CHECK_TYPES([fp_except,fp_except_t], [], [], [[#include <ieeefp.h>]])
-AC_CHECK_TYPES([fp_rnd,fp_rnd_t], [], [], [[#include <ieeefp.h>]])
+AC_CHECK_TYPES([fp_except,fp_except_t], [], [], [[
+#include <ieeefp.h>
+#include <math.h>
+]])
+AC_CHECK_TYPES([fp_rnd,fp_rnd_t], [], [], [[
+#include <ieeefp.h>
+#include <math.h>
+]])
 
 # Check for AIX fp_trap and fp_enable
 AC_CHECK_FUNC([fp_trap],[have_fp_trap=yes AC_DEFINE([HAVE_FP_TRAP],[1],[fp_trap is present])])