Fix a const_err FTBFS

0001-Add-allow-const_err-on-test-offset_index_out_of_boun.patch

@@ -0,0 +1,27 @@
+From 0437fd69c1de4c1f97d8cf449e6d510168cb8838 Mon Sep 17 00:00:00 2001
+From: Josh Stone <jistone@redhat.com>
+Date: Fri, 7 Sep 2018 15:40:11 -0700
+Subject: [PATCH] Add #[allow(const_err)] on test offset_index_out_of_bounds
+
+The compiler now raises a deny-by-default `const_err` lint on this test,
+which doesn't let it get to the expected `#[should_panic]`.  We can
+allow that lint in order to let the test hit the error it wants.
+---
+ src/offset_of.rs | 1 +
+ 1 file changed, 1 insertion(+)
+
+diff --git a/src/offset_of.rs b/src/offset_of.rs
+index 61486577b061..1c981c288a2e 100644
+--- a/src/offset_of.rs
++++ b/src/offset_of.rs
+@@ -105,6 +105,7 @@ mod tests {
+ 
+     #[test]
+     #[should_panic]
++    #[allow(const_err)]
+     fn offset_index_out_of_bounds() {
+         offset_of!(Foo, b[4]);
+     }
+-- 
+2.17.1
+

rust-memoffset.spec

@@ -6,13 +6,16 @@
 
 Name:           rust-%{crate}
 Version:        0.2.1
-Release:        2%{?dist}
+Release:        3%{?dist}
 Summary:        C-like offset_of functionality for Rust structs.
 
 License:        MIT
 URL:            https://crates.io/crates/memoffset
 Source0:        https://crates.io/api/v1/crates/%{crate}/%{version}/download#/%{crate}-%{version}.crate
 
+# https://github.com/Gilnaa/memoffset/pull/3
+Patch1:         0001-Add-allow-const_err-on-test-offset_index_out_of_boun.patch
+
 ExclusiveArch:  %{rust_arches}
 
 BuildRequires:  rust-packaging
@@ -51,6 +54,9 @@ which use %{crate} from crates.io.
 %{cargo_registry}/%{crate}-%{version}/
 
 %changelog
+* Fri Sep 07 2018 Josh Stone <jistone@redhat.com> - 0.2.1-3
+- Fix a const_err FTBFS
+
 * Sat Jul 14 2018 Fedora Release Engineering <releng@fedoraproject.org> - 0.2.1-2
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_29_Mass_Rebuild