re PR middle-end/48597 (x86-64 unwind register save location misses half-register write?)

	PR middle-end/48597
	* final.c (final_scan_insn): Call dwarf2out_frame_debug even for
	inline asm.

From-SVN: r173120

gcc/ChangeLog

+2011-04-28  Jakub Jelinek  <jakub@redhat.com>
+
+	PR middle-end/48597
+	* final.c (final_scan_insn): Call dwarf2out_frame_debug even for
+	inline asm.
+
 2011-04-28  Joseph Myers  <joseph@codesourcery.com>
 
 	* config.gcc (*-*-kfreebsd*-gnu | *-*-knetbsd*-gnu | *-*-gnu* |

gcc/final.c

@@ -2313,6 +2313,11 @@ final_scan_insn (rtx insn, FILE *file, int optimize_p ATTRIBUTE_UNUSED,
 	    location_t loc;
 	    expanded_location expanded;
 
+	    /* Make sure we flush any queued register saves in case this
+	       clobbers affected registers.  */
+	    if (dwarf2out_do_frame ())
+	      dwarf2out_frame_debug (insn, false);
+
 	    /* There's no telling what that did to the condition codes.  */
 	    CC_STATUS_INIT;