/* PR tree-optimization/83559 - -Wsuggest-attribute=const conflicts with -Wattributes warning about const attribute on function returning void { dg-do compile { target nonpic } } { dg-options "-O2 -Wsuggest-attribute=pure" } */ int global; int f_i_v (void) /* { dg-warning "candidate for attribute .pure." } */ { return global; } int f_i () /* { dg-warning "candidate for attribute .pure." } */ { return global; } void f_v_v (void) /* { dg-bogus "candidate" } */ { } void f_v () /* { dg-bogus "candidate" } */ { }