[Bug c/77750] [7 Regression] gcc build not working with -O0

[louis.krupp at zoho dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77750

--- Comment #6 from louis.krupp at zoho dot com ---
It's still there.  I'm maintaining the attached changes to my debug tree.

(I'm not sure my last message got through.)

Louis


---- On Wed, 26 Oct 2016 03:01:42 -0700
Louis Krupp <louis.krupp@zoho.com> wrote ----

 > It's still there.  I'm maintaining these changes to my debug tree:
 > 
 > --- gcc/combine.c       (revision 241547)
 > +++ gcc/combine.c       (working copy)
 > @@ -11371,6 +11371,8 @@ simplify_compare_const (enum rtx_code code, machin
 > else
 > break;
 > 
 > +      /* fall through.  */
 > +
 > case LE:
 > /* <= C is equivalent to < (C + 1); we do this for C < 0  */
 > if (const_op < 0)
 > @@ -11400,6 +11402,8 @@ simplify_compare_const (enum rtx_code code, machin
 > else
 > break;
 > 
 > +      /* fall through.  */
 > +
 > case GT:
 > /* > C is equivalent to >= (C + 1); we do this for C < 0.  */
 > if (const_op < 0)
 > Index: gcc/fold-const.c
 > ===================================================================
 > --- gcc/fold-const.c    (revision 241547)
 > +++ gcc/fold-const.c    (working copy)
 > @@ -6285,7 +6285,7 @@ extract_muldiv_1 (tree t, tree c, enum tree_code c
 > return omit_one_operand (type, integer_zero_node, op0);
 > }
 > 
 > -      /* ... fall through ...  */
 > +      /* fall through.  */
 > 
 > case TRUNC_DIV_EXPR:  case CEIL_DIV_EXPR:  case FLOOR_DIV_EXPR:
 > case ROUND_DIV_EXPR:  case EXACT_DIV_EXPR:
 > 
 > 
 > I don't have the authority to check anything in without permission.
 > 
 > Louis
 > 
 > ---- On Wed, 26 Oct 2016 02:55:00 -0700 mpolacek at gcc dot gnu.org
<gcc-bugzilla@gcc.gnu.org> wrote ---- 
 > > https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77750 
 > > 
 > > Marek Polacek <mpolacek at gcc dot gnu.org> changed: 
 > > 
 > >            What    |Removed                     |Added 
 > >
---------------------------------------------------------------------------- 
 > >                  CC|                            |mpolacek at gcc dot
gnu.org 
 > > 
 > > --- Comment #4 from Marek Polacek <mpolacek at gcc dot gnu.org> --- 
 > > What's the status of this PR now? 
 > > 
 > > -- 
 > > You are receiving this mail because: 
 > > You reported the bug.
 >