2011-10-21 Andrew Stubbs <ams@codesourcery.com>

[pf3gnuchains/gcc-fork.git] / gcc / opts.c

diff --git a/gcc/opts.c b/gcc/opts.c
index 5d5bcb9..3153fe5 100644 (file)
--- a/gcc/opts.c
+++ b/gcc/opts.c
@@ -434,6 +434,7 @@ static const struct default_options default_options_table[] =
     { OPT_LEVELS_1_PLUS, OPT_fipa_reference, NULL, 1 },
     { OPT_LEVELS_1_PLUS, OPT_fipa_profile, NULL, 1 },
     { OPT_LEVELS_1_PLUS, OPT_fmerge_constants, NULL, 1 },
+    { OPT_LEVELS_1_PLUS, OPT_fshrink_wrap, NULL, 1 },
     { OPT_LEVELS_1_PLUS, OPT_fsplit_wide_types, NULL, 1 },
     { OPT_LEVELS_1_PLUS, OPT_ftree_ccp, NULL, 1 },
     { OPT_LEVELS_1_PLUS, OPT_ftree_bit_ccp, NULL, 1 },
@@ -484,6 +485,8 @@ static const struct default_options default_options_table[] =
     { OPT_LEVELS_2_PLUS, OPT_falign_jumps, NULL, 1 },
     { OPT_LEVELS_2_PLUS, OPT_falign_labels, NULL, 1 },
     { OPT_LEVELS_2_PLUS, OPT_falign_functions, NULL, 1 },
+    { OPT_LEVELS_2_PLUS, OPT_ftree_tail_merge, NULL, 1 },
+    { OPT_LEVELS_2_PLUS_SPEED_ONLY, OPT_foptimize_strlen, NULL, 1 },
 
     /* -O3 optimizations.  */
     { OPT_LEVELS_3_PLUS, OPT_ftree_loop_distribute_patterns, NULL, 1 },
@@ -779,7 +782,9 @@ finish_options (struct gcc_options *opts, struct gcc_options *opts_set,
 #else
       error_at (loc, "LTO support has not been enabled in this configuration");
 #endif
-    }
+      if (!opts->x_flag_fat_lto_objects && !HAVE_LTO_PLUGIN)
+        error_at (loc, "-fno-fat-lto-objects are supported only with linker plugin.");
+}
   if ((opts->x_flag_lto_partition_balanced != 0) + (opts->x_flag_lto_partition_1to1 != 0)
        + (opts->x_flag_lto_partition_none != 0) >= 1)
     {