From: Mike Frysinger <vapier at gentoo dot org>

With newer versions of gcc (5.x), the extern inline we're using with the
sim-arange module no longer works.  Since this code really wants the gnu
inline semantics, use that attribute explicitly.

Reported-by: DJ Delorie <dj@redhat.com>
Reported-by: Joel Sherrill <joel.sherrill@oarcorp.com>

diff -urN gdb-7.9.1.orig/sim/common/sim-arange.h gdb-7.9.1/sim/common/sim-arange.h
--- gdb-7.9.1.orig/sim/common/sim-arange.h	2015-05-13 10:36:05.000000000 -0700
+++ gdb-7.9.1/sim/common/sim-arange.h	2016-02-27 12:22:58.090512073 -0800
@@ -60,22 +60,26 @@
 				   address_word /*start*/,
 				   address_word /*end*/);
 
+/* TODO: This should get moved into sim-inline.h.  */
+#ifdef HAVE_INLINE
+#ifdef SIM_ARANGE_C
+#define SIM_ARANGE_INLINE INLINE
+#else
+#define SIM_ARANGE_INLINE EXTERN_INLINE
+#endif
+#else
+#define SIM_ARANGE_INLINE EXTERN
+#endif
+
 /* Return non-zero if ADDR is in range AR, traversing the entire tree.
    If no range is specified, that is defined to mean "everything".  */
-extern INLINE int
+SIM_ARANGE_INLINE int
 sim_addr_range_hit_p (ADDR_RANGE * /*ar*/, address_word /*addr*/);
 #define ADDR_RANGE_HIT_P(ar, addr) \
   ((ar)->range_tree == NULL || sim_addr_range_hit_p ((ar), (addr)))
 
 #ifdef HAVE_INLINE
-#ifdef SIM_ARANGE_C
-#define SIM_ARANGE_INLINE INLINE
-#else
-#define SIM_ARANGE_INLINE EXTERN_INLINE
-#endif
 #include "sim-arange.c"
-#else
-#define SIM_ARANGE_INLINE
 #endif
 #define SIM_ARANGE_C_INCLUDED
 
diff -urN gdb-7.9.1.orig/sim/common/sim-inline.h gdb-7.9.1/sim/common/sim-inline.h
--- gdb-7.9.1.orig/sim/common/sim-inline.h	2015-05-13 10:36:05.000000000 -0700
+++ gdb-7.9.1/sim/common/sim-inline.h	2016-02-27 12:23:58.169085087 -0800
@@ -303,7 +303,9 @@
 /* ??? Temporary, pending decision to always use extern inline and do a vast
    cleanup of inline support.  */
 #ifndef INLINE2
-#if defined (__GNUC__)
+#if defined (__GNUC_GNU_INLINE__) || defined (__GNUC_STDC_INLINE__)
+#define INLINE2 __inline__ __attribute__ ((__gnu_inline__))
+#elif defined (__GNUC__)
 #define INLINE2 __inline__
 #else
 #define INLINE2 /*inline*/