[Bug tree-optimization/31522] [4.3 Regression] False overflow warning with division phi nodes

2007-04-10 Thread pinskia at gcc dot gnu dot org
--- Comment #3 from pinskia at gcc dot gnu dot org 2007-04-10 08:56 --- IR after assert insertion (plus annotate with ranges found): f (x) { int y; int D.1599; : if (x_2(D) <= 4) goto ; else goto ; :; x_7 = ASSERT_EXPR 4>; // x_7: [5, +INF] y_4 = x_7 / 4; // y_4: [1, 536870

[Bug tree-optimization/31522] [4.3 Regression] False overflow warning with division

2007-04-10 Thread pinskia at gcc dot gnu dot org
--- Comment #2 from pinskia at gcc dot gnu dot org 2007-04-10 08:30 --- Note this was found while looking into PR 31521. -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=31522

[Bug tree-optimization/31522] [4.3 Regression] False overflow warning with division

2007-04-10 Thread pinskia at gcc dot gnu dot org
--- Comment #1 from pinskia at gcc dot gnu dot org 2007-04-10 08:28 --- Also now I think this is a 4.2 regression but I don't have 4.2 checked out on this machine so I cannot check. -- pinskia at gcc dot gnu dot org changed: What|Removed |Added ---