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// xfail-stage0 // xfail-stage1 // xfail-stage2 // -*- rust -*- // error-pattern:predicate check fn f(int a, int b) : lt(a,b) { } fn lt(int a, int b) -> bool { ret a < b; } fn main() { let int a = 10; let int b = 23; check lt(b,a); f(b,a); }