From: Debian Rust Maintainers <pkg-rust-maintainers@alioth-lists.debian.net>
Date: Fri, 2 Nov 2018 08:42:36 +0000 (+0000)
Subject: d-sparc64-dont-pack-spans
X-Git-Tag: archive/raspbian/1.30.0+dfsg1-2+rpi1~1^2~13
X-Git-Url: https://dgit.raspbian.org/?a=commitdiff_plain;h=96277f22da9f33764fcc3cb2ddd5950ca9ccdda3;p=rustc.git

d-sparc64-dont-pack-spans


Gbp-Pq: Name d-sparc64-dont-pack-spans.patch
---

diff --git a/src/libsyntax_pos/span_encoding.rs b/src/libsyntax_pos/span_encoding.rs
index 473aa1bd1b..f95848cf05 100644
--- a/src/libsyntax_pos/span_encoding.rs
+++ b/src/libsyntax_pos/span_encoding.rs
@@ -26,7 +26,9 @@ use std::hash::{Hash, Hasher};
 /// The primary goal of `Span` is to be as small as possible and fit into other structures
 /// (that's why it uses `packed` as well). Decoding speed is the second priority.
 /// See `SpanData` for the info on span fields in decoded representation.
-#[repr(packed)]
+
+/// Workaround for compiler bug: https://github.com/rust-lang/rust/issues/53181
+#[cfg_attr(not(any(target_arch = "sparc64", target_arch = "sparcv9")), repr(packed))]
 pub struct Span(u32);
 
 impl Copy for Span {}