OS/2: Don't emit DWARF2 unwind tables on OS/2 by default.

See #8 for more info.
psmedley · Jan 23, 2015 · 4712cb7 · 4712cb7
1 parent 6195120
commit 4712cb7
Showing 1 changed file with 6 additions and 0 deletions.
diff --git a/gcc/config/i386/i386.c b/gcc/config/i386/i386.c
@@ -3772,7 +3772,13 @@ ix86_option_override_internal (bool main_args_p,
  opts->x_flag_omit_frame_pointer
  = !(USE_IX86_FRAME_POINTER || opts->x_optimize_size);
  if (opts->x_flag_asynchronous_unwind_tables == 2)
+#ifdef __OS2__
+ /* Don't emit DWARF2 unwind tables on OS/2 by default as it makes no use
+ of it (this would only add unresolved __ehInit in each object). */
+ opts->x_flag_asynchronous_unwind_tables = 0;
+#else
  opts->x_flag_asynchronous_unwind_tables = !USE_IX86_FRAME_POINTER;
+#endif
  if (opts->x_flag_pcc_struct_return == 2)
  opts->x_flag_pcc_struct_return = DEFAULT_PCC_STRUCT_RETURN;
  }