forked from mirrors/gecko-dev
a5c843fe5f
This will allow MOZ_MUST_USE to be used for a different and more common case. MozReview-Commit-ID: 4dQsdWjJfc6 --HG-- extra : rebase_source : 390ab56ef83d71eb6d28759a0195a79a78b153bd
17 lines
490 B
C++
17 lines
490 B
C++
#define MOZ_MUST_USE_TYPE __attribute__((annotate("moz_must_use_type")))
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#define MOZ_STACK_CLASS __attribute__((annotate("moz_stack_class")))
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class MOZ_MUST_USE_TYPE MOZ_STACK_CLASS TestClass {};
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TestClass foo; // expected-error {{variable of type 'TestClass' only valid on the stack}} expected-note {{value incorrectly allocated in a global variable}}
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TestClass f()
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{
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TestClass bar;
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return bar;
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}
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void g()
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{
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f(); // expected-error {{Unused value of must-use type 'TestClass'}}
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}
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