[ClangImporter] Follow-up for #32214, fix assertion hit due to missing check

Author: akyrtzi

lib/ClangImporter/ImportDecl.cpp

@@ -7401,7 +7401,9 @@ void SwiftDeclConverter::importInheritedConstructors(
 
         Impl.importAttributes(objcMethod, newCtor, curObjCClass);
         newMembers.push_back(newCtor);
-      } else if (existing && existing->getClangDecl()) {
+      } else if (existing && existing->getInitKind() ==
+                   CtorInitializerKind::ConvenienceFactory &&
+                 existing->getClangDecl()) {
         // Check that the existing constructor the prevented new creation is
         // really an inherited factory initializer and not a class member.
         auto existingMD = cast<clang::ObjCMethodDecl>(existing->getClangDecl());

test/api-digester/Inputs/Foo-new-version/foo.h

@@ -21,6 +21,9 @@
 @interface PhotoSettings: NSObject
 + (instancetype)photoSettingsWithFormat:(int)format;
 + (instancetype)photoSettingsWithNumber:(int)number;
+
++ (instancetype)photoSettingsWithCake:(int)cake;
+- (instancetype)initWithCake:(int)cake;
 @end
 
 @interface PhotoBracketSettings : PhotoSettings

test/api-digester/Inputs/Foo/foo.h

@@ -15,6 +15,9 @@
 @interface PhotoSettings: NSObject
 + (instancetype)photoSettingsWithFormat:(int)format;
 + (instancetype)photoSettingsWithNumber:(int)number;
+
++ (instancetype)photoSettingsWithCake:(int)cake;
+- (instancetype)initWithCake:(int)cake;
 @end
 
 @interface PhotoBracketSettings : PhotoSettings

test/api-digester/Outputs/clang-module-dump.txt

@@ -324,6 +324,45 @@
           ],
           "init_kind": "ConvenienceFactory"
         },
+        {
+          "kind": "Constructor",
+          "name": "init",
+          "printedName": "init(cake:)",
+          "children": [
+            {
+              "kind": "TypeNominal",
+              "name": "Optional",
+              "printedName": "Foo.PhotoBracketSettings?",
+              "children": [
+                {
+                  "kind": "TypeNominal",
+                  "name": "PhotoBracketSettings",
+                  "printedName": "Foo.PhotoBracketSettings",
+                  "usr": "c:objc(cs)PhotoBracketSettings"
+                }
+              ],
+              "usr": "s:Sq"
+            },
+            {
+              "kind": "TypeNominal",
+              "name": "Int32",
+              "printedName": "Swift.Int32",
+              "usr": "s:s5Int32V"
+            }
+          ],
+          "declKind": "Constructor",
+          "usr": "c:objc(cs)PhotoSettings(im)initWithCake:",
+          "moduleName": "Foo",
+          "overriding": true,
+          "implicit": true,
+          "objc_name": "initWithCake:",
+          "declAttributes": [
+            "Override",
+            "ObjC",
+            "Dynamic"
+          ],
+          "init_kind": "Designated"
+        },
         {
           "kind": "Constructor",
           "name": "init",
@@ -469,6 +508,42 @@
           ],
           "init_kind": "ConvenienceFactory"
         },
+        {
+          "kind": "Constructor",
+          "name": "init",
+          "printedName": "init(cake:)",
+          "children": [
+            {
+              "kind": "TypeNominal",
+              "name": "Optional",
+              "printedName": "Foo.PhotoSettings?",
+              "children": [
+                {
+                  "kind": "TypeNominal",
+                  "name": "PhotoSettings",
+                  "printedName": "Foo.PhotoSettings",
+                  "usr": "c:objc(cs)PhotoSettings"
+                }
+              ],
+              "usr": "s:Sq"
+            },
+            {
+              "kind": "TypeNominal",
+              "name": "Int32",
+              "printedName": "Swift.Int32",
+              "usr": "s:s5Int32V"
+            }
+          ],
+          "declKind": "Constructor",
+          "usr": "c:objc(cs)PhotoSettings(im)initWithCake:",
+          "moduleName": "Foo",
+          "objc_name": "initWithCake:",
+          "declAttributes": [
+            "ObjC",
+            "Dynamic"
+          ],
+          "init_kind": "Designated"
+        },
         {
           "kind": "Constructor",
           "name": "init",