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authorMazdak Farrokhzad <twingoow@gmail.com>2019-09-21 16:01:34 +0200
committerGitHub <noreply@github.com>2019-09-21 16:01:34 +0200
commit1486b7f91ce18962038ef36d2479e57e27a569ed (patch)
tree7e06ceccadc69cf3115de1a8461ce7808a9b1a8e /src/libcore
parent6254d7a80a77db4d314353e418d36e1a6317c749 (diff)
parent9f374da46781cfe2d297636fe97b2fd9647cb1d9 (diff)
downloadrust-1486b7f91ce18962038ef36d2479e57e27a569ed.tar.gz
rust-1486b7f91ce18962038ef36d2479e57e27a569ed.zip
Rollup merge of #64641 - cuviper:extern-rust-ctypes, r=estebank
Exempt extern "Rust" from improper_ctypes

It should be fine for Rust ABIs to involve any Rust type.

Fixes #64593.
Diffstat (limited to 'src/libcore')
-rw-r--r--src/libcore/panicking.rs2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/libcore/panicking.rs b/src/libcore/panicking.rs
index 15b7d69c58d..3d2bc24bf24 100644
--- a/src/libcore/panicking.rs
+++ b/src/libcore/panicking.rs
@@ -71,7 +71,7 @@ pub fn panic_fmt(fmt: fmt::Arguments<'_>, file_line_col: &(&'static str, u32, u3
     }
 
     // NOTE This function never crosses the FFI boundary; it's a Rust-to-Rust call
-    #[allow(improper_ctypes)] // PanicInfo contains a trait object which is not FFI safe
+    #[cfg_attr(boostrap_stdarch_ignore_this, allow(improper_ctypes))]
     extern "Rust" {
         #[lang = "panic_impl"]
         fn panic_impl(pi: &PanicInfo<'_>) -> !;