Fix rebase fallout

Author: bjorn3

build_system/tests.rs

@@ -57,7 +57,7 @@ impl TestCase {
 }
 
 const NO_SYSROOT_SUITE: &[TestCase] = &[
-    TestCase::build_lib("build.mini_core", "example/mini_core.rs", "lib,dylib"),
+    TestCase::build_lib("build.mini_core", "example/mini_core.rs", "lib"),
     TestCase::build_lib("build.example", "example/example.rs", "lib"),
     TestCase::jit_bin("jit.mini_core_hello_world", "example/mini_core_hello_world.rs", "abc bcd"),
     TestCase::build_bin_and_run(
@@ -378,7 +378,8 @@ impl<'a> TestRunner<'a> {
                 TestCaseCmd::BuildBinAndRun { source, args } => {
                     self.run_rustc([source]);
                     self.run_out_command(
-                        source.split('/').last().unwrap().split('.').next().unwrap(),
+                        &(source.split('/').last().unwrap().split('.').next().unwrap().to_owned()
+                            + ".wasm"),
                         args,
                     );
                 }

build_system/utils.rs

@@ -51,6 +51,9 @@ impl Compiler {
                     "/usr/riscv64-linux-gnu".to_owned(),
                 ];
             }
+            "wasm32-wasip1" => {
+                self.runner = vec!["wasmtime".to_owned(), "run".to_owned()];
+            }
             "x86_64-pc-windows-gnu" => {
                 // We are cross-compiling for Windows. Run tests in wine.
                 self.runner = vec!["wine".to_owned()];

minimal_wasm_module.rs

@@ -26,23 +26,23 @@ pub trait Tuple {}
 #[lang = "copy"]
 pub unsafe trait Copy {}
 
-unsafe impl Copy for bool {}
-unsafe impl Copy for u8 {}
-unsafe impl Copy for u16 {}
-unsafe impl Copy for u32 {}
-unsafe impl Copy for u64 {}
-unsafe impl Copy for u128 {}
-unsafe impl Copy for usize {}
-unsafe impl Copy for i8 {}
-unsafe impl Copy for i16 {}
-unsafe impl Copy for i32 {}
-unsafe impl Copy for isize {}
-unsafe impl Copy for f32 {}
-unsafe impl Copy for f64 {}
-unsafe impl Copy for char {}
-unsafe impl<'a, T: ?Sized> Copy for &'a T {}
-unsafe impl<T: ?Sized> Copy for *const T {}
-unsafe impl<T: ?Sized> Copy for *mut T {}
+impl Copy for bool {}
+impl Copy for u8 {}
+impl Copy for u16 {}
+impl Copy for u32 {}
+impl Copy for u64 {}
+impl Copy for u128 {}
+impl Copy for usize {}
+impl Copy for i8 {}
+impl Copy for i16 {}
+impl Copy for i32 {}
+impl Copy for isize {}
+impl Copy for f32 {}
+impl Copy for f64 {}
+impl Copy for char {}
+impl<'a, T: ?Sized> Copy for &'a T {}
+impl<T: ?Sized> Copy for *const T {}
+impl<T: ?Sized> Copy for *mut T {}
 
 #[lang = "sync"]
 pub unsafe trait Sync {}
@@ -67,6 +67,12 @@ unsafe auto trait Freeze {}
 #[lang = "structural_peq"]
 pub trait StructuralPartialEq {}
 
+#[lang = "legacy_receiver"]
+pub trait LegacyReceiver {}
+
+impl<T: ?Sized> LegacyReceiver for &T {}
+impl<T: ?Sized> LegacyReceiver for &mut T {}
+
 #[lang = "not"]
 pub trait Not {
     type Output;
@@ -166,27 +172,76 @@ pub trait Drop {
 }
 
 pub mod intrinsics {
-    extern "rust-intrinsic" {
-        #[rustc_safe_intrinsic]
-        pub fn abort() -> !;
-        #[rustc_safe_intrinsic]
-        pub fn size_of<T>() -> usize;
-        pub fn size_of_val<T: ?::Sized>(val: *const T) -> usize;
-        #[rustc_safe_intrinsic]
-        pub fn min_align_of<T>() -> usize;
-        pub fn min_align_of_val<T: ?::Sized>(val: *const T) -> usize;
-        pub fn copy<T>(src: *const T, dst: *mut T, count: usize);
-        pub fn transmute<T, U>(e: T) -> U;
-        pub fn ctlz_nonzero<T>(x: T) -> u32;
-        #[rustc_safe_intrinsic]
-        pub fn needs_drop<T: ?::Sized>() -> bool;
-        #[rustc_safe_intrinsic]
-        pub fn bitreverse<T>(x: T) -> T;
-        #[rustc_safe_intrinsic]
-        pub fn bswap<T>(x: T) -> T;
-        pub fn write_bytes<T>(dst: *mut T, val: u8, count: usize);
-        #[rustc_safe_intrinsic]
-        pub fn caller_location() -> &'static crate::Location<'static>;
+    #[rustc_intrinsic]
+    #[rustc_intrinsic_must_be_overridden]
+    pub fn abort() -> ! {
+        loop {}
+    }
+    #[rustc_intrinsic]
+    #[rustc_intrinsic_must_be_overridden]
+    pub fn size_of<T>() -> usize {
+        loop {}
+    }
+    #[rustc_intrinsic]
+    #[rustc_intrinsic_must_be_overridden]
+    pub unsafe fn size_of_val<T: ?::Sized>(_val: *const T) -> usize {
+        loop {}
+    }
+    #[rustc_intrinsic]
+    #[rustc_intrinsic_must_be_overridden]
+    pub fn min_align_of<T>() -> usize {
+        loop {}
+    }
+    #[rustc_intrinsic]
+    #[rustc_intrinsic_must_be_overridden]
+    pub unsafe fn min_align_of_val<T: ?::Sized>(_val: *const T) -> usize {
+        loop {}
+    }
+    #[rustc_intrinsic]
+    #[rustc_intrinsic_must_be_overridden]
+    pub unsafe fn copy<T>(_src: *const T, _dst: *mut T, _count: usize) {
+        loop {}
+    }
+    #[rustc_intrinsic]
+    #[rustc_intrinsic_must_be_overridden]
+    pub unsafe fn transmute<T, U>(_e: T) -> U {
+        loop {}
+    }
+    #[rustc_intrinsic]
+    #[rustc_intrinsic_must_be_overridden]
+    pub unsafe fn ctlz_nonzero<T>(_x: T) -> u32 {
+        loop {}
+    }
+    #[rustc_intrinsic]
+    #[rustc_intrinsic_must_be_overridden]
+    pub fn needs_drop<T: ?::Sized>() -> bool {
+        loop {}
+    }
+    #[rustc_intrinsic]
+    #[rustc_intrinsic_must_be_overridden]
+    pub fn bitreverse<T>(_x: T) -> T {
+        loop {}
+    }
+    #[rustc_intrinsic]
+    #[rustc_intrinsic_must_be_overridden]
+    pub fn bswap<T>(_x: T) -> T {
+        loop {}
+    }
+    #[rustc_intrinsic]
+    #[rustc_intrinsic_must_be_overridden]
+    pub unsafe fn write_bytes<T>(_dst: *mut T, _val: u8, _count: usize) {
+        loop {}
+    }
+    #[rustc_intrinsic]
+    #[rustc_intrinsic_must_be_overridden]
+    pub unsafe fn unreachable() -> ! {
+        loop {}
+    }
+
+    #[rustc_intrinsic]
+    #[rustc_intrinsic_must_be_overridden]
+    pub fn caller_location() -> &'static crate::Location<'static> {
+        loop {}
     }
 }
 
@@ -349,7 +404,7 @@ fn _start() {
 
     #[allow(arithmetic_overflow)]
     {
-        0xffffffffu32 + 1u32;
+        //0xffffffffu32 + 1u32;
     }
 
     if argc != 2 {

src/lib.rs

@@ -259,7 +259,13 @@ impl CodegenBackend for CraneliftCodegenBackend {
     fn link(&self, sess: &Session, codegen_results: CodegenResults, outputs: &OutputFilenames) {
         use rustc_codegen_ssa::back::link::link_binary;
 
-        if sess.target.arch == "wasm32" {
+        if sess.target.arch == "wasm32"
+            && codegen_results
+                .crate_info
+                .crate_types
+                .iter()
+                .any(|&crate_type| crate_type == CrateType::Executable)
+        {
             let output = out_filename(
                 sess,
                 CrateType::Executable,