https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70333
Richard Biener <rguenth at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Status|UNCONFIRMED |NEW Last reconfirmed| |2016-03-21 Target Milestone|--- |5.4 Ever confirmed|0 |1 --- Comment #1 from Richard Biener <rguenth at gcc dot gnu.org> --- Confirmed. --- t.c.003t.original 2016-03-21 10:17:23.438078512 +0100 +++ t.c.003t.original.x 2016-03-21 10:17:17.694014323 +0100 @@ -7,7 +7,7 @@ signed char e = (signed char) ((unsigned char) a > 7 ^ a > c); signed char e = (signed char) ((unsigned char) a > 7 ^ a > c); - d = (long int) (((long unsigned int) b * (long unsigned int) e) * 13958643712); + d = (long int) (((long unsigned int) b * (long unsigned int) e) * 18446744070488326144); } smells like another wide-int related bug.