[TEST][compilation] validness of DI for global variable for interop with ObjC

backend.native/tests/build.gradle

@@ -3253,6 +3253,12 @@ if (PlatformInfo.isAppleTarget(project)) {
         it.headers "$projectDir/interop/objc/smoke.h"
         it.linkerOpts "-L$buildDir",  "-lobjcsmoke"
     }
+
+    createInterop("objcMisc") {
+        it.defFile 'interop/objc_with_initializer/objc_misc.def'
+        it.headers "$projectDir/interop/objc_with_initializer/objc_misc.h"
+        it.linkerOpts "-L$buildDir",  "-lobjcmisc"
+    }
 }
 
 createInterop("withSpaces") {
@@ -3442,6 +3448,27 @@ interopTest("interop_objc_smoke") {
     }
 }
 
+interopTest("interop_objc_global_initializer") {
+    disabled = !isAppleTarget(project)
+    goldValue = "OK\n"
+
+    source = "interop/objc_with_initializer/objc_test.kt"
+    interop = 'objcMisc'
+    flags = ['-g']
+
+    doBefore {
+        execKonanClang(project.target) {
+            args "$projectDir/interop/objc_with_initializer/objc_misc.m"
+            args "-lobjc", '-fobjc-arc'
+            args '-fPIC', '-shared', '-o', "$buildDir/libobjcmisc.dylib"
+        }
+        if (project.target instanceof KonanTarget.IOS_X64) {
+            UtilsKt.codesign(project, "$buildDir/libobjcmisc.dylib")
+        }
+    }
+}
+
+
 standaloneTest("jsinterop_math") {
     doBefore {
         def jsinteropScript = isWindows() ? "jsinterop.bat" : "jsinterop"

backend.native/tests/interop/objc_with_initializer/objc_misc.def

@@ -0,0 +1,4 @@
+language = Objective-C
+headers = Foundation/NSArray.h Foundation/NSValue.h Foundation/NSString.h
+headerFilter = **/objc_misc.h Foundation/NSArray.h Foundation/NSValue.h Foundation/NSString.h
+

backend.native/tests/interop/objc_with_initializer/objc_misc.h

@@ -0,0 +1,11 @@
+#include <Foundation/NSObject.h>
+@interface A:NSObject
+
+@end
+
+@interface B:A
++(A*)giveC;
+@end
+
+@interface C:A
+@end

backend.native/tests/interop/objc_with_initializer/objc_misc.m

@@ -0,0 +1,20 @@
+#import <Foundation/Foundation.h>
+#include "objc_misc.h"
+@implementation A
+
+@end
+
+@implementation B:A
++(A*)giveC{
+  return [[C alloc] init];
+}
+@end
+
+@implementation C:A
+@end
+
+#if 0
+int main() {
+  [B giveC];
+}
+#endif

backend.native/tests/interop/objc_with_initializer/objc_test.kt

@@ -0,0 +1,7 @@
+import objc_misc.*
+
+val a = B.giveC()!! as C
+
+fun main() {
+  println("OK")
+}