diff options
Diffstat (limited to 'src/test/ui/extern/extern-ffi-fn-with-body.stderr')
| -rw-r--r-- | src/test/ui/extern/extern-ffi-fn-with-body.stderr | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/src/test/ui/extern/extern-ffi-fn-with-body.stderr b/src/test/ui/extern/extern-ffi-fn-with-body.stderr new file mode 100644 index 000000000..079c9cecd --- /dev/null +++ b/src/test/ui/extern/extern-ffi-fn-with-body.stderr @@ -0,0 +1,18 @@ +error: incorrect function inside `extern` block + --> $DIR/extern-ffi-fn-with-body.rs:2:8 + | +LL | extern "C" { + | ---------- `extern` blocks define existing foreign functions and functions inside of them cannot have a body +LL | fn foo() -> i32 { + | ________^^^__________- + | | | + | | cannot have a body +LL | | return 0; +LL | | } + | |_____- help: remove the invalid body: `;` + | + = help: you might have meant to write a function accessible through FFI, which can be done by writing `extern fn` outside of the `extern` block + = note: for more information, visit https://doc.rust-lang.org/std/keyword.extern.html + +error: aborting due to previous error + |