https://gcc.gnu.org/bugzilla/show_bug.cgi?id=89560
Jakub Jelinek <jakub at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Status|UNCONFIRMED |ASSIGNED Last reconfirmed| |2019-03-04 Assignee|unassigned at gcc dot gnu.org |jakub at gcc dot gnu.org Ever confirmed|0 |1 --- Comment #8 from Jakub Jelinek <jakub at gcc dot gnu.org> --- Oops, caused by my previous fold_checksum_tree fix r269303 aka PR89503. Short testcase: #define TEN(x) x##0, x##1, x##2, x##3, x##4, x##5, x##6, x##7, x##8, x##9, #define HUNDRED(x) TEN(x##0) TEN(x##1) TEN(x##2) TEN(x##3) TEN(x##4) \ TEN(x##5) TEN(x##6) TEN(x##7) TEN(x##8) TEN(x##9) int foo (int, ...); int bar (void) { return (foo (HUNDRED (1) 0)); }