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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/SemaObjCXX/arc-0x.mm | |
parent | c4626a62754862d20b41e8a46a3574264ea80e6d (diff) | |
parent | f1bd2e48c5324d3f7cda4090c87f8a5b6f463ce2 (diff) |
Merge branch 'master' of ssh://bitbucket.org/czan/honours
Diffstat (limited to 'clang/test/SemaObjCXX/arc-0x.mm')
-rw-r--r-- | clang/test/SemaObjCXX/arc-0x.mm | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/clang/test/SemaObjCXX/arc-0x.mm b/clang/test/SemaObjCXX/arc-0x.mm new file mode 100644 index 0000000..28eec51 --- /dev/null +++ b/clang/test/SemaObjCXX/arc-0x.mm @@ -0,0 +1,53 @@ +// RUN: %clang_cc1 -std=c++11 -fsyntax-only -fobjc-arc -verify -fblocks -fobjc-exceptions %s + +// "Move" semantics, trivial version. +void move_it(__strong id &&from) { + id to = static_cast<__strong id&&>(from); +} + +// Deduction with 'auto'. +@interface A ++ alloc; +- init; +@end + +// Ensure that deduction works with lifetime qualifiers. +void deduction(id obj) { + auto a = [[A alloc] init]; + __strong A** aPtr = &a; + + auto a2([[A alloc] init]); + __strong A** aPtr2 = &a2; + + __strong id *idp = new auto(obj); + + __strong id array[17]; + for (auto x : array) { + __strong id *xPtr = &x; + } + + @try { + } @catch (auto e) { // expected-error {{'auto' not allowed in exception declaration}} + } +} + +// rdar://problem/11068137 +void test1a() { + __autoreleasing id p; // expected-note 2 {{'p' declared here}} + (void) [&p] {}; + (void) [p] {}; // expected-error {{cannot capture __autoreleasing variable in a lambda by copy}} + (void) [=] { (void) p; }; // expected-error {{cannot capture __autoreleasing variable in a lambda by copy}} +} +void test1b() { + __autoreleasing id v; + __autoreleasing id &p = v; // expected-note 2 {{'p' declared here}} + (void) [&p] {}; + (void) [p] {}; // expected-error {{cannot capture __autoreleasing variable in a lambda by copy}} + (void) [=] { (void) p; }; // expected-error {{cannot capture __autoreleasing variable in a lambda by copy}} +} +void test1c() { + __autoreleasing id v; // expected-note {{'v' declared here}} + __autoreleasing id &p = v; + (void) ^{ (void) p; }; + (void) ^{ (void) v; }; // expected-error {{cannot capture __autoreleasing variable in a block}} +} |