gcc/testsuite/rust/compile/issue-4162.rs - gcc.git - Git at Google

 pub fn main() {
     while let  = 5
     // { dg-error "should be at least 1 pattern" "" { target *-*-* } .-1 }
     {}
 }
	pub fn main() {
	while let = 5
	// { dg-error "should be at least 1 pattern" "" { target --* } .-1 }
	{}
	}