Lifetime in trait method declaration affects RFC 1214 checks

Reference rust-lang/rust#27987

Author: bltavares

src/27987.rs

@@ -0,0 +1,7 @@
+pub struct S;
+impl S {
+	pub fn f<'a>(&self, f: &'a f32) where u32: PartialEq<&'a f32> {
+		4==f;
+	}
+}
+fn main() {}