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2010-03-25 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
[pf3gnuchains/gcc-fork.git] / gcc / testsuite / objc.dg / method-4.m
1 /* Check if class references (generated for the NeXT runtime) are appropriately 
2    folded. */
3 /* Author: Ziemowit Laski <zlaski@apple.com>.  */
4 /* The ABI is different for m64 darwin so skip this test for now */
5 /* { dg-do compile { target { *-*-darwin* && { ! lp64 } } } } */
6 /* { dg-skip-if "" { *-*-darwin* } { "-fgnu-runtime" } { "" } } */
7
8 #include "../objc-obj-c++-shared/Object1.h"
9
10 typedef Object ObjectTypedef1;
11 typedef ObjectTypedef1 ObjectTypedef2;
12 @compatibility_alias ObjectAlias1 ObjectTypedef2;
13 @compatibility_alias ObjectAlias2 ObjectAlias1;
14 typedef ObjectAlias2 ObjectTypedef3;
15
16 void foo(void) {
17   id obj = [Object new];
18   obj = [ObjectTypedef1 new];
19   obj = [ObjectTypedef2 new];
20   obj = [ObjectTypedef3 new];
21   obj = [ObjectAlias1 new];
22   obj = [ObjectAlias2 new];
23 }
24
25 /* { dg-final { scan-assembler "_OBJC_CLASS_REFERENCES_0" } } */
26 /* { dg-final { scan-assembler-not "_OBJC_CLASS_REFERENCES_1" } } */