Merge commit '1eded3619d' into sync_cg_clif-2023-07-22

compiler/rustc_codegen_cranelift/scripts/cargo-clif.rs

@@ -40,14 +40,22 @@ fn main() {
         "cargo"
     };
 
-    let args: Vec<_> = match env::args().nth(1).as_deref() {
+    let mut args = env::args().skip(1).collect::<Vec<_>>();
+    if args.get(0).map(|arg| &**arg) == Some("clif") {
+        // Avoid infinite recursion when invoking `cargo-clif` as cargo subcommand using
+        // `cargo clif`.
+        args.remove(0);
+    }
+
+    let args: Vec<_> = match args.get(0).map(|arg| &**arg) {
         Some("jit") => {
             env::set_var(
                 "RUSTFLAGS",
                 env::var("RUSTFLAGS").unwrap_or(String::new()) + " -Cprefer-dynamic",
             );
+            args.remove(0);
             IntoIterator::into_iter(["rustc".to_string()])
-                .chain(env::args().skip(2))
+                .chain(args)
                 .chain([
                     "--".to_string(),
                     "-Zunstable-options".to_string(),
@@ -60,8 +68,9 @@ fn main() {
                 "RUSTFLAGS",
                 env::var("RUSTFLAGS").unwrap_or(String::new()) + " -Cprefer-dynamic",
             );
+            args.remove(0);
             IntoIterator::into_iter(["rustc".to_string()])
-                .chain(env::args().skip(2))
+                .chain(args)
                 .chain([
                     "--".to_string(),
                     "-Zunstable-options".to_string(),
@@ -69,7 +78,7 @@ fn main() {
                 ])
                 .collect()
         }
-        _ => env::args().skip(1).collect(),
+        _ => args,
     };
 
     #[cfg(unix)]

compiler/rustc_codegen_cranelift/scripts/setup_rust_fork.sh

@@ -10,7 +10,8 @@ git fetch
 git checkout -- .
 git checkout "$(rustc -V | cut -d' ' -f3 | tr -d '(')"
 
-git -c user.name=Dummy -c user.email=dummy@example.com am ../patches/*-stdlib-*.patch
+git -c user.name=Dummy -c user.email=dummy@example.com -c commit.gpgSign=false \
+    am ../patches/*-stdlib-*.patch
 
 git apply - <<EOF
 diff --git a/library/alloc/Cargo.toml b/library/alloc/Cargo.toml
@@ -51,7 +52,7 @@ popd
 # FIXME remove once inline asm is fully supported
 export RUSTFLAGS="$RUSTFLAGS --cfg=rustix_use_libc"
 
-export CFG_VIRTUAL_RUST_SOURCE_BASE_DIR="$(cd download/sysroot/sysroot_src; pwd)"
+export CFG_VIRTUAL_RUST_SOURCE_BASE_DIR="$(cd build/stdlib; pwd)"
 
 # Allow the testsuite to use llvm tools
 host_triple=$(rustc -vV | grep host | cut -d: -f2 | tr -d " ")

compiler/rustc_codegen_cranelift/scripts/test_rustc_tests.sh

@@ -32,6 +32,8 @@ rm tests/ui/parser/unclosed-delimiter-in-dep.rs # submodule contains //~ERROR
 # missing features
 # ================
 
+rm -r tests/run-make/comment-section # cg_clif doesn't yet write the .comment section
+
 # requires stack unwinding
 # FIXME add needs-unwind to this test
 rm -r tests/run-make/libtest-junit
@@ -98,8 +100,11 @@ rm -r tests/run-make/sepcomp-inlining # same
 rm -r tests/run-make/sepcomp-separate # same
 rm -r tests/run-make/sepcomp-cci-copies # same
 rm -r tests/run-make/volatile-intrinsics # same
+rm -r tests/run-make/llvm-ident # same
+rm -r tests/run-make/no-builtins-attribute # same
 rm tests/ui/abi/stack-protector.rs # requires stack protector support
 rm -r tests/run-make/emit-stack-sizes # requires support for -Z emit-stack-sizes
+rm -r tests/run-make/optimization-remarks-dir # remarks are LLVM specific
 
 # giving different but possibly correct results
 # =============================================
@@ -118,6 +123,7 @@ rm tests/ui/suggestions/derive-trait-for-method-call.rs # same
 rm tests/ui/typeck/issue-46112.rs # same
 rm tests/ui/consts/const_cmp_type_id.rs # same
 rm tests/ui/consts/issue-73976-monomorphic.rs # same
+rm tests/ui/rfcs/rfc-3348-c-string-literals/non-ascii.rs # same
 
 # rustdoc-clif passes extra args, suppressing the help message when no args are passed
 rm -r tests/run-make/issue-88756-default-output
@@ -143,6 +149,8 @@ rm -r tests/run-make/used # same
 rm -r tests/run-make/no-alloc-shim
 rm -r tests/run-make/emit-to-stdout
 
+rm -r tests/run-make/extern-fn-explicit-align # argument alignment not yet supported
+
 # bugs in the test suite
 # ======================
 rm tests/ui/backtrace.rs # TODO warning
@@ -150,6 +158,8 @@ rm tests/ui/process/nofile-limit.rs # TODO some AArch64 linking issue
 
 rm tests/ui/stdio-is-blocking.rs # really slow with unoptimized libstd
 
+rm tests/ui/panic-handler/weak-lang-item-2.rs # Will be fixed by #113568
+
 cp ../dist/bin/rustdoc-clif ../dist/bin/rustdoc # some tests expect bin/rustdoc to exist
 
 # prevent $(RUSTDOC) from picking up the sysroot built by x.py. It conflicts with the one used by