Merge commit '9a0c32934e' into sync_cg_clif-2021-03-05

compiler/rustc_codegen_cranelift/scripts/cargo.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 dir=$(dirname "$0")
 source "$dir/config.sh"

compiler/rustc_codegen_cranelift/scripts/config.sh

@@ -3,7 +3,7 @@
 set -e
 
 unamestr=$(uname)
-if [[ "$unamestr" == 'Linux' ]]; then
+if [[ "$unamestr" == 'Linux' || "$unamestr" == 'FreeBSD' ]]; then
    dylib_ext='so'
 elif [[ "$unamestr" == 'Darwin' ]]; then
    dylib_ext='dylib'
@@ -26,7 +26,7 @@ export RUSTC=$dir"/bin/cg_clif"
 export RUSTDOCFLAGS=$linker' -Cpanic=abort -Zpanic-abort-tests '\
 '-Zcodegen-backend='$dir'/lib/librustc_codegen_cranelift.'$dylib_ext' --sysroot '$dir
 
-# FIXME remove once the atomic shim is gone
+# FIXME fix `#[linkage = "extern_weak"]` without this
 if [[ "$unamestr" == 'Darwin' ]]; then
    export RUSTFLAGS="$RUSTFLAGS -Clink-arg=-undefined -Clink-arg=dynamic_lookup"
 fi

compiler/rustc_codegen_cranelift/scripts/rustup.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 set -e
 

compiler/rustc_codegen_cranelift/scripts/test_bootstrap.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 set -e
 
 cd "$(dirname "$0")/../"
@@ -14,21 +14,18 @@ git checkout -- .
 git checkout "$(rustc -V | cut -d' ' -f3 | tr -d '(')"
 
 git apply - <<EOF
-diff --git a/.gitmodules b/.gitmodules
-index 984113151de..c1e9d960d56 100644
---- a/.gitmodules
-+++ b/.gitmodules
-@@ -34,10 +34,6 @@
- [submodule "src/doc/edition-guide"]
- 	path = src/doc/edition-guide
- 	url = https://github.com/rust-lang/edition-guide.git
--[submodule "src/llvm-project"]
--	path = src/llvm-project
--	url = https://github.com/rust-lang/llvm-project.git
--	branch = rustc/11.0-2020-10-12
- [submodule "src/doc/embedded-book"]
- 	path = src/doc/embedded-book
- 	url = https://github.com/rust-embedded/book.git
+diff --git a/Cargo.toml b/Cargo.toml
+index 5bd1147cad5..10d68a2ff14 100644
+--- a/Cargo.toml
++++ b/Cargo.toml
+@@ -111,5 +111,7 @@ rustc-std-workspace-std = { path = 'library/rustc-std-workspace-std' }
+ rustc-std-workspace-alloc = { path = 'library/rustc-std-workspace-alloc' }
+ rustc-std-workspace-std = { path = 'library/rustc-std-workspace-std' }
+ 
++compiler_builtins = { path = "../build_sysroot/compiler-builtins" }
++
+ [patch."https://github.com/rust-lang/rust-clippy"]
+ clippy_lints = { path = "src/tools/clippy/clippy_lints" }
 diff --git a/compiler/rustc_data_structures/Cargo.toml b/compiler/rustc_data_structures/Cargo.toml
 index 23e689fcae7..5f077b765b6 100644
 --- a/compiler/rustc_data_structures/Cargo.toml
@@ -41,6 +38,19 @@ index 23e689fcae7..5f077b765b6 100644
 
  [target.'cfg(windows)'.dependencies]
  winapi = { version = "0.3", features = ["fileapi", "psapi"] }
+diff --git a/library/alloc/Cargo.toml b/library/alloc/Cargo.toml
+index d95b5b7f17f..00b6f0e3635 100644
+--- a/library/alloc/Cargo.toml
++++ b/library/alloc/Cargo.toml
+@@ -8,7 +8,7 @@ edition = "2018"
+ 
+ [dependencies]
+ core = { path = "../core" }
+-compiler_builtins = { version = "0.1.39", features = ['rustc-dep-of-std'] }
++compiler_builtins = { version = "0.1.39", features = ['rustc-dep-of-std', 'no-asm'] }
+ 
+ [dev-dependencies]
+ rand = "0.7"
 EOF
 
 cat > config.toml <<EOF

compiler/rustc_codegen_cranelift/scripts/tests.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 set -e
 
@@ -27,13 +27,16 @@ function no_sysroot_tests() {
     $MY_RUSTC example/mini_core_hello_world.rs --crate-name mini_core_hello_world --crate-type bin -g --target "$TARGET_TRIPLE"
     $RUN_WRAPPER ./target/out/mini_core_hello_world abc bcd
     # (echo "break set -n main"; echo "run"; sleep 1; echo "si -c 10"; sleep 1; echo "frame variable") | lldb -- ./target/out/mini_core_hello_world abc bcd
-
-    echo "[AOT] arbitrary_self_types_pointers_and_wrappers"
-    $MY_RUSTC example/arbitrary_self_types_pointers_and_wrappers.rs --crate-name arbitrary_self_types_pointers_and_wrappers --crate-type bin --target "$TARGET_TRIPLE"
-    $RUN_WRAPPER ./target/out/arbitrary_self_types_pointers_and_wrappers
 }
 
 function base_sysroot_tests() {
+    echo "[AOT] arbitrary_self_types_pointers_and_wrappers"
+    $MY_RUSTC example/arbitrary_self_types_pointers_and_wrappers.rs --crate-name arbitrary_self_types_pointers_and_wrappers --crate-type bin --target "$TARGET_TRIPLE"
+    $RUN_WRAPPER ./target/out/arbitrary_self_types_pointers_and_wrappers
+
+    echo "[AOT] alloc_system"
+    $MY_RUSTC example/alloc_system.rs --crate-type lib --target "$TARGET_TRIPLE"
+
     echo "[AOT] alloc_example"
     $MY_RUSTC example/alloc_example.rs --crate-type bin --target "$TARGET_TRIPLE"
     $RUN_WRAPPER ./target/out/alloc_example