re PR target/40313 (SH: ICE in dwarf2out_begin_epilogue, at dwarf2out.c:2689)

	PR target/40313
	* config/sh/sh.c: Include debug.h.
	(sh_expand_epilogue): Emit a blockage insn before the frame
	pointer adjustment also when dwarf2out_do_frame returns true.

From-SVN: r148017

gcc/ChangeLog

+2009-05-31  Kaz Kojima  <kkojima@gcc.gnu.org>
+
+	PR target/40313
+	* config/sh/sh.c: Include debug.h.
+	(sh_expand_epilogue): Emit a blockage insn before the frame
+	pointer adjustment also when dwarf2out_do_frame returns true.
+
 2009-05-31  Richard Earnshaw  <rearnsha@arm.com>
 
 	* arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.

gcc/config/sh/sh.c

@@ -43,6 +43,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "target.h"
 #include "target-def.h"
 #include "real.h"
+#include "debug.h"
 #include "langhooks.h"
 #include "basic-block.h"
 #include "df.h"
@@ -6747,8 +6748,9 @@ sh_expand_epilogue (bool sibcall_p)
   if (frame_pointer_needed)
     {
       /* We must avoid scheduling the epilogue with previous basic blocks
-	 when exception handling is enabled.  See PR/18032.  */
-      if (flag_exceptions)
+	 when exception handling or frame information is needed.
+	 See PR/18032 and PR/40313.  */
+      if (flag_exceptions || dwarf2out_do_frame ())
 	emit_insn (gen_blockage ());
       output_stack_adjust (frame_size, hard_frame_pointer_rtx, e,
 			   &live_regs_mask);