summaryrefslogtreecommitdiffstats
path: root/tests/ui/c-variadic/variadic-ffi-1.stderr
diff options
context:
space:
mode:
Diffstat (limited to 'tests/ui/c-variadic/variadic-ffi-1.stderr')
-rw-r--r--tests/ui/c-variadic/variadic-ffi-1.stderr100
1 files changed, 100 insertions, 0 deletions
diff --git a/tests/ui/c-variadic/variadic-ffi-1.stderr b/tests/ui/c-variadic/variadic-ffi-1.stderr
new file mode 100644
index 000000000..4beea83d8
--- /dev/null
+++ b/tests/ui/c-variadic/variadic-ffi-1.stderr
@@ -0,0 +1,100 @@
+error[E0045]: C-variadic function must have a compatible calling convention, like `C` or `cdecl`
+ --> $DIR/variadic-ffi-1.rs:9:5
+ |
+LL | fn printf(_: *const u8, ...);
+ | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ C-variadic function must have a compatible calling convention
+
+error[E0060]: this function takes at least 2 arguments but 0 arguments were supplied
+ --> $DIR/variadic-ffi-1.rs:22:9
+ |
+LL | foo();
+ | ^^^-- two arguments of type `isize` and `u8` are missing
+ |
+note: function defined here
+ --> $DIR/variadic-ffi-1.rs:15:8
+ |
+LL | fn foo(f: isize, x: u8, ...);
+ | ^^^
+help: provide the arguments
+ |
+LL | foo(/* isize */, /* u8 */);
+ | ~~~~~~~~~~~~~~~~~~~~~~~
+
+error[E0060]: this function takes at least 2 arguments but 1 argument was supplied
+ --> $DIR/variadic-ffi-1.rs:23:9
+ |
+LL | foo(1);
+ | ^^^--- an argument of type `u8` is missing
+ |
+note: function defined here
+ --> $DIR/variadic-ffi-1.rs:15:8
+ |
+LL | fn foo(f: isize, x: u8, ...);
+ | ^^^
+help: provide the argument
+ |
+LL | foo(1, /* u8 */);
+ | ~~~~~~~~~~~~~
+
+error[E0308]: mismatched types
+ --> $DIR/variadic-ffi-1.rs:25:56
+ |
+LL | let x: unsafe extern "C" fn(f: isize, x: u8) = foo;
+ | ------------------------------------- ^^^ expected non-variadic fn, found variadic function
+ | |
+ | expected due to this
+ |
+ = note: expected fn pointer `unsafe extern "C" fn(_, _)`
+ found fn item `unsafe extern "C" fn(_, _, ...) {foo}`
+
+error[E0308]: mismatched types
+ --> $DIR/variadic-ffi-1.rs:26:54
+ |
+LL | let y: extern "C" fn(f: isize, x: u8, ...) = bar;
+ | ----------------------------------- ^^^ expected variadic fn, found non-variadic function
+ | |
+ | expected due to this
+ |
+ = note: expected fn pointer `extern "C" fn(_, _, ...)`
+ found fn item `extern "C" fn(_, _) {bar}`
+
+error[E0617]: can't pass `f32` to variadic function
+ --> $DIR/variadic-ffi-1.rs:28:19
+ |
+LL | foo(1, 2, 3f32);
+ | ^^^^ help: cast the value to `c_double`: `3f32 as c_double`
+
+error[E0617]: can't pass `bool` to variadic function
+ --> $DIR/variadic-ffi-1.rs:29:19
+ |
+LL | foo(1, 2, true);
+ | ^^^^ help: cast the value to `c_int`: `true as c_int`
+
+error[E0617]: can't pass `i8` to variadic function
+ --> $DIR/variadic-ffi-1.rs:30:19
+ |
+LL | foo(1, 2, 1i8);
+ | ^^^ help: cast the value to `c_int`: `1i8 as c_int`
+
+error[E0617]: can't pass `u8` to variadic function
+ --> $DIR/variadic-ffi-1.rs:31:19
+ |
+LL | foo(1, 2, 1u8);
+ | ^^^ help: cast the value to `c_uint`: `1u8 as c_uint`
+
+error[E0617]: can't pass `i16` to variadic function
+ --> $DIR/variadic-ffi-1.rs:32:19
+ |
+LL | foo(1, 2, 1i16);
+ | ^^^^ help: cast the value to `c_int`: `1i16 as c_int`
+
+error[E0617]: can't pass `u16` to variadic function
+ --> $DIR/variadic-ffi-1.rs:33:19
+ |
+LL | foo(1, 2, 1u16);
+ | ^^^^ help: cast the value to `c_uint`: `1u16 as c_uint`
+
+error: aborting due to 11 previous errors
+
+Some errors have detailed explanations: E0045, E0060, E0308, E0617.
+For more information about an error, try `rustc --explain E0045`.