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test: Fix missing call of function pointer

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Also an unused variable warning was here.
This commit is contained in:
pravic 2016-03-17 12:05:22 +03:00
parent 6e0f2f2f05
commit 4cbfe1582a
1 changed files with 3 additions and 3 deletions
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6
src/test/run-pass/variadic-ffi.rs
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@ -45,15 +45,15 @@ pub fn main() {
let x: unsafe extern fn(*mut c_char, *const c_char, ...) -> c_int = sprintf;
// A function that takes a function pointer
unsafe fn call(p: unsafe extern fn(*mut c_char, *const c_char, ...) -> c_int) {
unsafe fn call(fp: unsafe extern fn(*mut c_char, *const c_char, ...) -> c_int) {
// Call with just the named parameter
let c = CString::new(&b"Hello World\n"[..]).unwrap();
check("Hello World\n", |s| sprintf(s, c.as_ptr()));
check("Hello World\n", |s| fp(s, c.as_ptr()));
// Call with variable number of arguments
let c = CString::new(&b"%d %f %c %s\n"[..]).unwrap();
check("42 42.500000 a %d %f %c %s\n\n", |s| {
sprintf(s, c.as_ptr(), 42, 42.5f64, 'a' as c_int, c.as_ptr());
fp(s, c.as_ptr(), 42, 42.5f64, 'a' as c_int, c.as_ptr());
});
}