From 486754660bb926339aefcf012a3f848592babb8b Mon Sep 17 00:00:00 2001 From: Dimitry Andric Date: Sat, 28 Jul 2018 11:06:01 +0000 Subject: Vendor import of clang trunk r338150: https://llvm.org/svn/llvm-project/cfe/trunk@338150 --- test/Sema/integer-overflow.c | 15 +++++++++++++++ 1 file changed, 15 insertions(+) (limited to 'test/Sema/integer-overflow.c') diff --git a/test/Sema/integer-overflow.c b/test/Sema/integer-overflow.c index 44c2629ebf7bc..d66ce7ff16472 100644 --- a/test/Sema/integer-overflow.c +++ b/test/Sema/integer-overflow.c @@ -158,6 +158,21 @@ uint64_t check_integer_overflows(int i) { return ((4608 * 1024 * 1024) + ((uint64_t)(4608 * 1024 * 1024))); } +void check_integer_overflows_in_function_calls() { +// expected-warning@+1 {{overflow in expression; result is 536870912 with type 'int'}} + (void)f0(4608 * 1024 * 1024); + +// expected-warning@+1 {{overflow in expression; result is 536870912 with type 'int'}} + uint64_t x = f0(4608 * 1024 * 1024); + +// expected-warning@+2 {{overflow in expression; result is 536870912 with type 'int'}} + uint64_t (*f0_ptr)(uint64_t) = &f0; + (void)(*f0_ptr)(4608 * 1024 * 1024); + +// expected-warning@+1 {{overflow in expression; result is 536870912 with type 'int'}} + (void)f2(0, f0(4608 * 1024 * 1024)); +} + struct s { unsigned x; unsigned y; -- cgit v1.2.3