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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/issues/issue-50865-private-impl-trait | |
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/issues/issue-50865-private-impl-trait')
-rw-r--r-- | src/test/ui/issues/issue-50865-private-impl-trait/auxiliary/lib.rs | 18 | ||||
-rw-r--r-- | src/test/ui/issues/issue-50865-private-impl-trait/main.rs | 16 |
2 files changed, 34 insertions, 0 deletions
diff --git a/src/test/ui/issues/issue-50865-private-impl-trait/auxiliary/lib.rs b/src/test/ui/issues/issue-50865-private-impl-trait/auxiliary/lib.rs new file mode 100644 index 000000000..1e20a5460 --- /dev/null +++ b/src/test/ui/issues/issue-50865-private-impl-trait/auxiliary/lib.rs @@ -0,0 +1,18 @@ +// revisions: default miropt +//[miropt]compile-flags: -Z mir-opt-level=3 +// ~^ This flag is for #77668, it used to be ICE. + +#![crate_type = "lib"] + +pub fn bar<P>( // Error won't happen if "bar" is not generic + _baz: P, +) { + hide_foo()(); +} + +fn hide_foo() -> impl Fn() { // Error won't happen if "iterate" hasn't impl Trait or has generics + foo +} + +fn foo() { // Error won't happen if "foo" isn't used in "iterate" or has generics +} diff --git a/src/test/ui/issues/issue-50865-private-impl-trait/main.rs b/src/test/ui/issues/issue-50865-private-impl-trait/main.rs new file mode 100644 index 000000000..16dfac53a --- /dev/null +++ b/src/test/ui/issues/issue-50865-private-impl-trait/main.rs @@ -0,0 +1,16 @@ +// run-pass +// aux-build:lib.rs + +// Regression test for #50865. +// When using generics or specifying the type directly, this example +// codegens `foo` internally. However, when using a private `impl Trait` +// function which references another private item, `foo` (in this case) +// wouldn't be codegenned until main.rs used `bar`, as with impl Trait +// it is not cast to `fn()` automatically to satisfy e.g. +// `fn foo() -> fn() { ... }`. + +extern crate lib; + +fn main() { + lib::bar(()); // Error won't happen if bar is called from same crate +} |