Various MIRI fixes

Cargo.lock

@@ -180,9 +180,9 @@ checksum = "7de8ce5e0f9f8d88245311066a578d72b7af3e7088f32783804676302df237e4"
 
 [[package]]
 name = "anymap"
-version = "0.12.1"
+version = "1.0.0-beta.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "33954243bd79057c2de7338850b85983a44588021f8a5fee574a8888c6de4344"
+checksum = "8f1f8f5a6f3d50d89e3797d7593a50f96bb2aaa20ca0cc7be1fb673232c91d72"
 
 [[package]]
 name = "approx"

Cargo.toml

@@ -75,7 +75,7 @@ docs = []
 nih_plug_derive = { path = "nih_plug_derive" }
 
 anyhow = "1.0"
-anymap = "0.12.1"
+anymap = "1.0.0-beta.2"
 atomic_float = "0.1"
 atomic_refcell = "0.1"
 backtrace = "0.3.65"

src/event_loop/background_thread.rs

@@ -77,7 +77,7 @@ where
 // workaround to have a singleton that also works if for whatever reason there arem ultiple `T`
 // and `E`s in a single process (won't happen with normal plugin usage, but sho knwos).
 lazy_static::lazy_static! {
-    static ref HANDLE_MAP: Mutex<anymap::Map<dyn anymap::any::Any + Send + 'static>> =
+    static ref HANDLE_MAP: Mutex<anymap::Map<dyn std::any::Any + Send + 'static>> =
         Mutex::new(anymap::Map::new());
 }
 

src/wrapper/clap.rs

@@ -44,7 +44,7 @@ macro_rules! nih_export_clap {
                     && unsafe { ::std::ffi::CStr::from_ptr(factory_id) }
                         == ::nih_plug::wrapper::clap::CLAP_PLUGIN_FACTORY_ID
                 {
-                    &(*FACTORY).clap_plugin_factory as *const _ as *const ::std::ffi::c_void
+                    &*FACTORY as *const _ as *const ::std::ffi::c_void
                 } else {
                     std::ptr::null()
                 }

src/wrapper/util.rs

@@ -204,7 +204,7 @@ struct ScopedFtz {
 impl ScopedFtz {
     fn enable() -> Self {
         cfg_if::cfg_if! {
-            if #[cfg(target_feature = "sse")] {
+            if #[cfg(all(target_feature = "sse", not(miri)))] {
                 let mode = unsafe { std::arch::x86_64::_MM_GET_FLUSH_ZERO_MODE() };
                 let should_disable_again = mode != std::arch::x86_64::_MM_FLUSH_ZERO_ON;
                 if should_disable_again {
@@ -215,7 +215,7 @@ impl ScopedFtz {
                     should_disable_again,
                     _send_sync_marker: PhantomData,
                 }
-            } else if #[cfg(target_arch = "aarch64")] {
+            } else if #[cfg(all(target_arch = "aarch64", not(miri)))] {
                 // There are no convient intrinsics to change the FTZ settings on AArch64, so this
                 // requires inline assembly:
                 // https://developer.arm.com/documentation/ddi0595/2021-06/AArch64-Registers/FPCR--Floating-point-Control-Register
@@ -243,6 +243,7 @@ impl ScopedFtz {
 
 impl Drop for ScopedFtz {
     fn drop(&mut self) {
+        #[cfg(not(miri))]
         if self.should_disable_again {
             cfg_if::cfg_if! {
                 if #[cfg(target_feature = "sse")] {