/* { dg-require-effective-target divmod_simode } */ /* { dg-options "-O2 -fdump-tree-widening_mul-details" } */ /* mod dominates div. */ typedef int SImode __attribute__((mode(SI))); typedef unsigned USImode __attribute__((mode(SI))); extern int cond; void foo(void); #define FOO(smalltype, bigtype, no) \ bigtype f_##no(smalltype x, bigtype y) \ { \ bigtype r = x % y; \ if (cond) \ foo (); \ bigtype q = x / y; \ return q + r; \ } FOO(SImode, SImode, 1) FOO(SImode, USImode, 2) FOO(USImode, USImode, 3) /* { dg-final { scan-tree-dump-times "DIVMOD" 3 "widening_mul" } } */