Merge pull request #5 from import/rust:rosa2016.1

Updated to 1.34.1

.abf.yml

@@ -1,4 +1,4 @@
 sources:
   rust-1.33.0-i686-unknown-linux-gnu.tar.xz: 9fbd40945dbf0445ae6ba67e137f5a121182fbd8
   rust-1.33.0-x86_64-unknown-linux-gnu.tar.xz: 72762436424bd4d727023922254fe9af857b2a20
-  rustc-1.34.0-src.tar.xz: eb1d36fa88b9f4fb3de42753bc9c4198c91d3f2d
+  rustc-1.34.1-src.tar.xz: 7a377dd8a5febc99ba23e5968503f9eefc905088

0001-Limit-internalization-in-LLVM-8-ThinLTO.patch

@@ -0,0 +1,29 @@
+From b4131e297e18fde119f6f461b3e622218166b009 Mon Sep 17 00:00:00 2001
+From: Josh Stone <jistone@redhat.com>
+Date: Fri, 26 Apr 2019 08:58:14 -0700
+Subject: [PATCH] Limit internalization in LLVM 8 ThinLTO
+
+---
+ src/rustllvm/PassWrapper.cpp | 5 ++++-
+ 1 file changed, 4 insertions(+), 1 deletion(-)
+
+diff --git a/src/rustllvm/PassWrapper.cpp b/src/rustllvm/PassWrapper.cpp
+index 319c66a21f17..0ebef82d3768 100644
+--- a/src/rustllvm/PassWrapper.cpp
++++ b/src/rustllvm/PassWrapper.cpp
+@@ -873,8 +873,11 @@ LLVMRustCreateThinLTOData(LLVMRustThinLTOModule *modules,
+     return PrevailingType::Unknown;
+   };
+ #if LLVM_VERSION_GE(8, 0)
++  // We don't have a complete picture in our use of ThinLTO, just our immediate
++  // crate, so we need `ImportEnabled = false` to limit internalization.
++  // Otherwise, we sometimes lose `static` values -- see #60184.
+   computeDeadSymbolsWithConstProp(Ret->Index, Ret->GUIDPreservedSymbols,
+-                                  deadIsPrevailing, /* ImportEnabled = */ true);
++                                  deadIsPrevailing, /* ImportEnabled = */ false);
+ #else
+   computeDeadSymbols(Ret->Index, Ret->GUIDPreservedSymbols, deadIsPrevailing);
+ #endif
+-- 
+2.20.1
+

rust.spec

@@ -61,7 +61,7 @@
 
 Summary:	The Rust Programming Language
 Name:		rust
-Version:	1.34.0
+Version:	1.34.1
 Release:	1
 License:	(ASL 2.0 or MIT) and (BSD and MIT)
 Group:		Development/Rust
@@ -81,6 +81,10 @@ Patch1:		rust-pr57840-llvm7-debuginfo-variants.patch
 # Upstream patch url: https://github.com/rust-lang/rust/pull/58897
 Patch2:		1.34.0-doc-build-fix.patch
 %endif
+%if %{mdkver} > 201610
+# https://github.com/rust-lang/rust/pull/60313
+Patch3:		0001-Limit-internalization-in-LLVM-8-ThinLTO.patch
+%endif
 BuildRequires:	ncurses-devel
 BuildRequires:	curl
 BuildRequires:	pkgconfig(libcurl)
@@ -112,7 +116,6 @@ Provides:		rustc = %{version}-%{release}
 # Always require our exact standard library
 Requires:		%{name}-std-static = %{version}-%{release}
 
-
 %description
 Rust is a systems programming language that runs blazingly fast, prevents
 segfaults, and guarantees thread safety.
@@ -354,6 +357,9 @@ test -f '%{local_rust_root}/bin/rustc'
 %if %{with bootstrap}
 %patch2 -p1
 %endif
+%if %{mdkver} > 201610
+%patch3 -p
+%endif
 
 # python3
 sed -i.try-py3 -e '/try python2.7/i try python3 "$@"' ./configure
@@ -413,6 +419,9 @@ export RUSTFLAGS="%{rustflags}"
 	--enable-extended \
 	--enable-vendor \
 	--release-channel=stable \
+%if %{mdkver} > 201610
+	--set rust.codegen-units-std=1 \
+%endif
 	--disable-debuginfo \
 	--disable-debuginfo-only-std \
 	--disable-debuginfo-tools \