Delete more code.

The reduced test case is now fairly close to minimal.

Test/minRep1.h

@@ -1,9 +0,0 @@
-#import "Test.h"
-
-#import "minRep2.h"
-
-@interface MinRep1 : Test {
-}
-- (void)poke;
-
-@end

Test/minRep2.h

@@ -1,11 +0,0 @@
-#import "Test.h"
-
-#ifdef __cplusplus
-#define EXTERN_C extern "C"
-#else
-#define EXTERN_C
-#endif
-
-EXTERN_C void rethrow(id);
-EXTERN_C void poke_objcxx(void);
-

Test/minRep2.mm

@@ -1,10 +1,10 @@
 #import "Test.h"
+#import "stdio.h"
 
-#import "minRep2.h"
+extern "C" void rethrow(id);
 
-#import "stdio.h"
 
-void poke_objcxx(void)
+extern "C" void poke_objcxx(void)
 {
     @try {
       printf("Raising MyException\n");

Test/minRepM.h

@@ -1,10 +0,0 @@
-#import "Test.h"
-
-#import "minRep1.h"
-
-@interface MinRepM : Test {
-  MinRep1 *_mr1;
-}
-- (void)poke;
-
-@end;

Test/minRepM.m

@@ -1,10 +1,9 @@
 #import "Test.h"
 
-#import "minRepM.h"
-#import "minRep2.h"
-
 #import "stdio.h"
 
+void poke_objcxx(void);
+
 void rethrow(id x)
 {
 	@throw x;