| warning: `extern` declarations without an explicit ABI are deprecated | |
| --> $DIR/cli-lint-override.rs:12:1 | |
| | | |
| LL | extern fn foo() {} | |
| | ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"` | |
| | | |
| = note: requested on the command line with `--force-warn missing-abi` | |
| warning: 1 warning emitted | |