https://gcc.gnu.org/g:5f6c254c21bc969640f3fb9da9786fa934b91abc
commit 5f6c254c21bc969640f3fb9da9786fa934b91abc Author: Pierre-Emmanuel Patry <pierre-emmanuel.pa...@embecosm.com> Date: Thu Nov 9 15:45:04 2023 +0100 Add regression test for invalid label name An error message should be emitted when the rust code contains invalid label name. Add a new test for this behavior. gcc/testsuite/ChangeLog: * rust/compile/invalid_label_name.rs: New test. Signed-off-by: Pierre-Emmanuel Patry <pierre-emmanuel.pa...@embecosm.com> Diff: --- gcc/testsuite/rust/compile/invalid_label_name.rs | 23 +++++++++++++++++++++++ 1 file changed, 23 insertions(+) diff --git a/gcc/testsuite/rust/compile/invalid_label_name.rs b/gcc/testsuite/rust/compile/invalid_label_name.rs new file mode 100644 index 000000000000..5c850da636cb --- /dev/null +++ b/gcc/testsuite/rust/compile/invalid_label_name.rs @@ -0,0 +1,23 @@ +pub fn function() { + 'continue: loop { + // { dg-error "invalid label name .'continue." "" { target *-*-* } .-1 } + break 'extern; + // { dg-error "invalid label name .'extern." "" { target *-*-* } .-1 } + } + + 'break: loop { + // { dg-error "invalid label name .'break." "" { target *-*-* } .-1 } + break 'for; + // { dg-error "invalid label name .'for." "" { target *-*-* } .-1 } + } + + 'crate: loop { + // { dg-error "invalid label name .'crate." "" { target *-*-* } .-1 } + break 'loop; + // { dg-error "invalid label name .'loop." "" { target *-*-* } .-1 } + } + + 'a: loop { + break 'a; + } +}