bpo-45203: fix compiler warnings (GH-28357)

Fidget-Spinner · markshannon · web-flow · commit 4857e5389040 · 2021-09-17T17:48:44.000+08:00
Co-authored-by: Mark Shannon &lt;mark@hotpy.org&gt;
diff --git a/Python/specialize.c b/Python/specialize.c
@@ -875,6 +875,7 @@ load_method_fail_kind(DesciptorClassification kind)
         case ABSENT:
             return SPEC_FAIL_EXPECTED_ERROR;
     }
+    Py_UNREACHABLE();
 }
 #endif
 

Original file line number	Diff line number	Diff line change
`@@ -875,6 +875,7 @@ load_method_fail_kind(DesciptorClassification kind)`
`875`	`875`	`case ABSENT:`
`876`	`876`	`return SPEC_FAIL_EXPECTED_ERROR;`
`877`	`877`	`}`
	`878`	`+ Py_UNREACHABLE();`
`878`	`879`	`}`
`879`	`880`	`#endif`
`880`	`881`