Re: PR/32004, tree-ssa caused in/out asm constraints to often need reloads

[Paolo Bonzini <bonzini@gnu.org>]

Eric Botcazou wrote:
>> I will look at it and may eventually revert it, but I'll note that this
>> "brand new pass" just adds a few (set (reg) (reg)).
> 
> Please remove it from the 4.1 branch, you didn't get approval to put it there 
> and you apparently didn't even test it there, causing the first regressions 
> in months on the branch.

Actually it is fixed by this trivial patch.  Ok for 4.2/4.1?

Paolo

Index: ../base-gcc-src/gcc/function.c
===================================================================
--- ../base-gcc-src/gcc/function.c      (revision 126418)
+++ ../base-gcc-src/gcc/function.c      (working copy)
@@ -5713,7 +5713,7 @@ rest_of_match_asm_constraints (void)
      }

    update_life_info_in_dirty_blocks (UPDATE_LIFE_GLOBAL_RM_NOTES,
-                                    PROP_DEATH_NOTES);
+                                    PROP_DEATH_NOTES | PROP_REG_INFO);
    return 0;
  }