fpu-387.h (my_fenv_t): Amend structure so it also works on mingw32.

	* config/fpu-387.h (my_fenv_t): Amend structure so it also works
	on mingw32.

From-SVN: r212126

libgfortran/ChangeLog

+2014-06-29  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
+
+	* config/fpu-387.h (my_fenv_t): Amend structure so it also works
+	on mingw32.
+
 2014-06-28  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
 
 	PR libgfortran/61640

libgfortran/config/fpu-387.h

@@ -76,8 +76,7 @@ typedef struct
   unsigned short int __unused3;
   unsigned int __eip;
   unsigned short int __cs_selector;
-  unsigned int __opcode:11;
-  unsigned int __unused4:5;
+  unsigned short int __opcode;
   unsigned int __data_offset;
   unsigned short int __data_selector;
   unsigned short int __unused5;