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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 /src/test/ui/async-await/issues/issue-69307-nested.rs | |
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 'src/test/ui/async-await/issues/issue-69307-nested.rs')
-rw-r--r-- | src/test/ui/async-await/issues/issue-69307-nested.rs | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/src/test/ui/async-await/issues/issue-69307-nested.rs b/src/test/ui/async-await/issues/issue-69307-nested.rs new file mode 100644 index 000000000..b7cdf3987 --- /dev/null +++ b/src/test/ui/async-await/issues/issue-69307-nested.rs @@ -0,0 +1,30 @@ +// Regression test for #69307 +// +// Having a `async { .. foo.await .. }` block appear inside of a `+=` +// expression was causing an ICE due to a failure to save/restore +// state in the AST numbering pass when entering a nested body. +// +// check-pass +// edition:2018 + +fn block_on<F>(_: F) -> usize { + 0 +} + +fn main() {} + +async fn bar() { + let mut sum = 0; + sum += { + block_on(async { + baz().await; + let mut inner = 1; + inner += block_on(async { + baz().await; + 0 + }) + }) + }; +} + +async fn baz() {} |