re PR middle-end/27134 (ICE with floor and -ffast-math)

	PR middle-end/27134
	* builtins.c (expand_builtin_int_roundingfn): Use expand_normal()
	to expand fallback builtin function call.

testsuite/ChangeLog:

        PR middle-end/27134
        * gcc.dg/pr27314.c: New test.

From-SVN: r112949

gcc/ChangeLog

+2005-04-13  Uros Bizjak  <uros@kss-loka.si>
+
+	PR middle-end/27134
+	* builtins.c (expand_builtin_int_roundingfn): Use expand_normal()
+	to expand fallback builtin function call.
+
 2006-04-14  Alan Modra  <amodra@bigpond.net.au>
 
 	PR middle-end/27095

gcc/builtins.c

@@ -2312,7 +2312,7 @@ expand_builtin_int_roundingfn (tree exp, rtx target, rtx subtarget)
   gcc_assert (fallback_fndecl != NULL_TREE);
   exp = build_function_call_expr (fallback_fndecl, arglist);
 
-  tmp = expand_builtin_mathfn (exp, NULL_RTX, NULL_RTX);
+  tmp = expand_normal (exp);
 
   /* Truncate the result of floating point optab to integer
      via expand_fix ().  */

gcc/testsuite/ChangeLog

+2006-04-13  Uros Bizjak  <uros@kss-loka.si>
+
+	PR middle-end/27134
+	* gcc.dg/pr27314.c: New test.
+
 2006-04-13  Richard Henderson  <rth@redhat.com>
 
 	* g++.dg/gomp/block-0.C: Update expected matches.

gcc/testsuite/gcc.dg/pr27314.c

+/* { dg-do compile } */
+/* { dg-options "-O1 -ffast-math" } */
+
+extern double floor (double);
+
+inline int bar (double x)
+{
+  return (int) floor (x);
+}
+
+int foo (int i)
+{
+  return bar (i);
+}