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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:02:58 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:02:58 +0000 |
commit | 698f8c2f01ea549d77d7dc3338a12e04c11057b9 (patch) | |
tree | 173a775858bd501c378080a10dca74132f05bc50 /compiler/rustc_error_codes/src/error_codes/E0744.md | |
parent | Initial commit. (diff) | |
download | rustc-698f8c2f01ea549d77d7dc3338a12e04c11057b9.tar.xz rustc-698f8c2f01ea549d77d7dc3338a12e04c11057b9.zip |
Adding upstream version 1.64.0+dfsg1.upstream/1.64.0+dfsg1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'compiler/rustc_error_codes/src/error_codes/E0744.md')
-rw-r--r-- | compiler/rustc_error_codes/src/error_codes/E0744.md | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/compiler/rustc_error_codes/src/error_codes/E0744.md b/compiler/rustc_error_codes/src/error_codes/E0744.md new file mode 100644 index 000000000..9a8ef3b84 --- /dev/null +++ b/compiler/rustc_error_codes/src/error_codes/E0744.md @@ -0,0 +1,16 @@ +An unsupported expression was used inside a const context. + +Erroneous code example: + +```compile_fail,edition2018,E0744 +const _: i32 = { + async { 0 }.await +}; +``` + +At the moment, `.await` is forbidden inside a `const`, `static`, or `const fn`. + +This may be allowed at some point in the future, but the implementation is not +yet complete. See the tracking issue for [`async`] in `const fn`. + +[`async`]: https://github.com/rust-lang/rust/issues/69431 |