2012-05-04 Richard Guenther <rguenther@suse.de>
+ PR lto/50602
+ * lto-wrapper.c (merge_and_complain): Complain about mismatches
+ of -freg-struct-return and -fpcc-struct-return.
+ (run_gcc): Pass through -freg-struct-return and -fpcc-struct-return
+ from the input file options and ignore those from the link
+ command line.
+
+2012-05-04 Richard Guenther <rguenther@suse.de>
+
PR tree-optimization/53168
* tree-ssa-pre.c (phi_translate_1): Only handle type-punned
memory reads when the result is a constant we can pun.
if (j == *decoded_options_count)
append_option (decoded_options, decoded_options_count, foption);
break;
+
+ case OPT_freg_struct_return:
+ case OPT_fpcc_struct_return:
+ for (j = 0; j < *decoded_options_count; ++j)
+ if ((*decoded_options)[j].opt_index == foption->opt_index)
+ break;
+ if (j == *decoded_options_count)
+ fatal ("Option %s not used consistently in all LTO input files",
+ foption->orig_option_with_args_text);
+ break;
}
}
}
case OPT_fcommon:
case OPT_fexceptions:
case OPT_fgnu_tm:
+ case OPT_freg_struct_return:
+ case OPT_fpcc_struct_return:
break;
default:
/* We've handled these LTO options, do not pass them on. */
continue;
+ case OPT_freg_struct_return:
+ case OPT_fpcc_struct_return:
+ /* Ignore these, they are determined by the input files.
+ ??? We fail to diagnose a possible mismatch here. */
+ continue;
+
default:
break;
}