| 1 | // RUN: %clang_cc1 -Wno-objc-root-class -fsyntax-only -verify %s |
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| 2 | |
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| 3 | @interface Foo |
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| 4 | @end |
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| 5 | |
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| 6 | @implementation Foo |
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| 7 | - (int)add:(int)a with:(int)b { |
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| 8 | return a + b; |
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| 9 | } |
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| 10 | |
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| 11 | - (void)testIntegerOverflows { |
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| 12 | // expected-warning@+1 {{overflow in expression; result is 536870912 with type 'int'}} |
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| 13 | (void)[self add:0 with:4608 * 1024 * 1024]; |
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| 14 | |
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| 15 | // expected-warning@+1 {{overflow in expression; result is 536870912 with type 'int'}} |
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| 16 | (void)[self add:0 with:[self add:4608 * 1024 * 1024 with:0]]; |
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| 17 | } |
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| 18 | @end |
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| 19 | |
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