Merge GDB 7.5.1

gdb/testsuite/gdb.arch/mips16-thunks-sinmips16.c

 /* This testcase is part of GDB, the GNU debugger.
 
-   Copyright 2009-2012 Free Software Foundation, Inc.
+   Copyright 2012 Free Software Foundation, Inc.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation; either version 3 of the License, or
    (at your option) any later version.
 
    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.
 
    You should have received a copy of the GNU General Public License
    along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
 
-int gglob = 2;
+#include <math.h>
 
-int glob = 45;
+double sinfrob (double d);
+double sinfrob16 (double d);
 
-int verylongfun()
+double sinblah (double d);
+double sinblah16 (double d);
+
+extern double (*sinfunc) (double);
+extern double (*sinfunc16) (double);
+
+extern long i;
+
+double
+sinmips16 (double d)
 {
-  glob += 2;
-  glob *= 2;
-  glob += 3;
-  glob *= 3;
-  glob += 4;
-  glob *= 4;
-  glob += 5;
-  glob *= 5;
-  glob += 6;
-  glob *= 6;
-  glob += 7;
-  glob *= 7;
-  glob += 8;
-  glob *= 8;
-  glob += 9;
-  glob *= 9;
+  i++;
+  d = sin (d);
+  d = sinfrob16 (d);
+  d = sinfrob (d);
+  d = sinfunc16 (d);
+  d = sinfunc (d);
+  i++;
+  return d;
 }
 
-main() {
-  mailand();
-  foo(glob);
-  verylongfun();
-  goodbye();
+long
+lsinmips16 (double d)
+{
+  union
+    {
+      double d;
+      long l[2];
+    }
+  u;
+
+  i++;
+  d = sin (d);
+  d = sinblah (d);
+  d = sinblah16 (d);
+  d = sinfunc (d);
+  u.d = sinfunc16 (d);
+  i++;
+  return u.l[0] == 0 && u.l[1] == 0;
 }
-
-foo(int x) {
-  return x + 92;
-}
-
-mailand()
-{
-  glob = 46;
-}
-
-void commonfun() { mailand(); } /* from goodbye */
-
-goodbye() {
-  ++glob;
-}