Fix infinite recursion in Path::eq with String

Author: el-ev

library/std/src/path.rs

@@ -3426,7 +3426,7 @@ impl cmp::PartialEq<Path> for str {
 impl cmp::PartialEq<String> for Path {
     #[inline]
     fn eq(&self, other: &String) -> bool {
-        self == &*other
+        self == other.as_str()
     }
 }
 

library/std/tests/path.rs

@@ -2529,6 +2529,12 @@ fn normalize_lexically() {
 
 #[test]
 /// See issue#146183
-fn compare_path_to_str() {
+fn compare_pathbuf_to_str() {
     assert!(&PathBuf::from("x") == "x");
 }
+
+#[test]
+/// See issue#146940
+fn compare_path_to_string() {
+    assert!(Path::new("x") == &String::from("x"));
+}