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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/format-arg-attribute.m | |
parent | c4626a62754862d20b41e8a46a3574264ea80e6d (diff) | |
parent | f1bd2e48c5324d3f7cda4090c87f8a5b6f463ce2 (diff) |
Merge branch 'master' of ssh://bitbucket.org/czan/honours
Diffstat (limited to 'clang/test/SemaObjC/format-arg-attribute.m')
-rw-r--r-- | clang/test/SemaObjC/format-arg-attribute.m | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/clang/test/SemaObjC/format-arg-attribute.m b/clang/test/SemaObjC/format-arg-attribute.m new file mode 100644 index 0000000..6edb8fd --- /dev/null +++ b/clang/test/SemaObjC/format-arg-attribute.m @@ -0,0 +1,27 @@ +// RUN: %clang_cc1 -verify -fsyntax-only %s + +@class NSString; + +extern NSString *fa2 (const NSString *) __attribute__((format_arg(1))); +extern NSString *fa3 (NSString *) __attribute__((format_arg(1))); + +extern void fc1 (const NSString *) __attribute__((format_arg)); // expected-error {{attribute takes one argument}} +extern void fc2 (const NSString *) __attribute__((format_arg())); // expected-error {{attribute takes one argument}} +extern void fc3 (const NSString *) __attribute__((format_arg(1, 2))); // expected-error {{attribute takes one argument}} + +struct s1 { int i; } __attribute__((format_arg(1))); // expected-warning {{'format_arg' attribute only applies to functions}} +union u1 { int i; } __attribute__((format_arg(1))); // expected-warning {{'format_arg' attribute only applies to functions}} +enum e1 { E1V0 } __attribute__((format_arg(1))); // expected-warning {{'format_arg' attribute only applies to functions}} + +extern NSString *ff3 (const NSString *) __attribute__((format_arg(3-2))); +extern NSString *ff4 (const NSString *) __attribute__((format_arg(foo))); // expected-error {{attribute takes one argument}} + +/* format_arg formats must take and return a string. */ +extern NSString *fi0 (int) __attribute__((format_arg(1))); // expected-error {{format argument not a string type}} +extern NSString *fi1 (NSString *) __attribute__((format_arg(1))); + +extern NSString *fi2 (NSString *) __attribute__((format_arg(1))); + +extern int fi3 (const NSString *) __attribute__((format_arg(1))); // expected-error {{function does not return NSString}} +extern NSString *fi4 (const NSString *) __attribute__((format_arg(1))); +extern NSString *fi5 (const NSString *) __attribute__((format_arg(1))); |