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author | Carlo Zancanaro <carlo@pc-4w14-0.cs.usyd.edu.au> | 2012-10-15 17:10:06 +1100 |
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committer | Carlo Zancanaro <carlo@pc-4w14-0.cs.usyd.edu.au> | 2012-10-15 17:10:06 +1100 |
commit | be1de4be954c80875ad4108e0a33e8e131b2f2c0 (patch) | |
tree | 1fbbecf276bf7c7bdcbb4dd446099d6d90eaa516 /clang/test/SemaObjC/id.m | |
parent | c4626a62754862d20b41e8a46a3574264ea80e6d (diff) | |
parent | f1bd2e48c5324d3f7cda4090c87f8a5b6f463ce2 (diff) |
Merge branch 'master' of ssh://bitbucket.org/czan/honours
Diffstat (limited to 'clang/test/SemaObjC/id.m')
-rw-r--r-- | clang/test/SemaObjC/id.m | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/clang/test/SemaObjC/id.m b/clang/test/SemaObjC/id.m new file mode 100644 index 0000000..27b84de --- /dev/null +++ b/clang/test/SemaObjC/id.m @@ -0,0 +1,21 @@ +// RUN: %clang_cc1 -fsyntax-only -verify %s + +@protocol Foo; + +Class T; +id<Foo> S; +id R; +void foo() { + // Test assignment compatibility of Class and id. No warning should be + // produced. + // rdar://6770142 - Class and id<foo> are compatible. + S = T; // expected-warning {{incompatible pointer types assigning to 'id<Foo>' from 'Class'}} + T = S; // expected-warning {{incompatible pointer types assigning to 'Class' from 'id<Foo>'}} + R = T; T = R; + R = S; S = R; +} + +// Test attempt to redefine 'id' in an incompatible fashion. +typedef int id; // FIXME: Decide how we want to deal with this (now that 'id' is more of a built-in type). +id b; + |