[clang-tools-extra] [clang-tidy] Fix readability-else-after-return for if statements appear in unbraced switch case labels (PR #181878)

[Yanzuo Liu via cfe-commits]

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@@ -312,3 +312,19 @@ void testPPConditionals() {
   }
 #endif
 }
+
+void testSwitchCaseWithoutInnerCompound(int i, bool b) {
+  switch (i) {
+  case 0:
+    if (b) {
+      return;
+    } else {
+      // CHECK-MESSAGES: :[[@LINE-1]]:7: warning: do not use 'else' after 'return'
+      // CHECK-FIXES: {{^}}    }
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zwuis wrote:

This check doesn't work. If there is no fix-it, line 325 will be matched. You could refer to other tests in this file.

https://github.com/llvm/llvm-project/pull/181878