toplev.c (compile_file): Reset maximum_field_alignment after parsing.

2015-07-08  Richard Biener  <rguenther@suse.de>

	* toplev.c (compile_file): Reset maximum_field_alignment after parsing.

From-SVN: r225603

gcc/ChangeLog

 2015-07-09  Richard Biener  <rguenther@suse.de>
 
+	* toplev.c (compile_file): Reset maximum_field_alignment after parsing.
+
+2015-07-09  Richard Biener  <rguenther@suse.de>
+
 	PR tree-optimization/66807
 	* tree-chkp-opt.c (chkp_opt_fini): Free post dominator info.
 

gcc/toplev.c

@@ -553,6 +553,11 @@ compile_file (void)
 
   if (flag_syntax_only || flag_wpa)
     return;
+ 
+  /* Reset maximum_field_alignment, it can be adjusted by #pragma pack
+     and this shouldn't influence any types built by the middle-end
+     from now on (like gcov_info_type).  */
+  maximum_field_alignment = initial_max_fld_align * BITS_PER_UNIT;
 
   ggc_protect_identifiers = false;