[K/N] Migrate some cinterop tests to new test infra

native/native.tests/testData/CInterop/executable/globals/globals.def

@@ -0,0 +1,33 @@
+---
+const int g1 = 42;
+
+int g2 = 17;
+
+struct S {
+    int x;
+} g3 = { 128 };
+
+int g4[2] = { 13, 14 };
+
+int g5[2][2] = { 15, 16, 17, 18 };
+
+struct S* const g6 = &g3;
+
+void foo() {
+    // Test that local vars are not treated as global ones.
+    float g1;
+}
+
+// Test non-compilable variable:
+typedef int MyInt;
+MyInt g7;
+#define g7 bad macro
+
+// Test property name mangling:
+struct g1 {};
+struct g1_ {};
+
+typedef void* voidptr;
+_Pragma("clang assume_nonnull begin")
+const voidptr g8 = 0x1, g9 = 0x2;
+_Pragma("clang assume_nonnull end")