Merge pull request rust-lang#96 from rust-lang/burning-chrome

Reduce wasm test suite

Author: workingjubilee

Diff for: .travis.yml

@@ -42,29 +42,29 @@ matrix:
       env: RUSTFLAGS=-Ctarget-feature=+avx512vl
 
     # WebAssembly (wasm-bindgen)
-    - name: "wasm32-unknown-unknown (node, firefox, chrome)"
+    - name: "wasm32-unknown-unknown (firefox)"
       os: linux
       arch: amd64
       addons:
-        firefox: latest
-        chrome: stable
+        firefox: latest-nightly
       install:
         - curl https://rustwasm.github.io/wasm-pack/installer/init.sh -sSf | sh
       script:
-        - wasm-pack test --node --firefox --chrome --headless crates/core_simd
-        - wasm-pack test --node --firefox --chrome --headless crates/core_simd --release
+        - wasm-pack test --firefox --headless crates/core_simd
+        - wasm-pack test --firefox --headless crates/core_simd --release
 
-    - name: "wasm32-unknown-unknown+simd128 (chrome)"
-      os: linux
-      arch: amd64
-      addons:
-        chrome: stable
-      install:
-        - curl https://rustwasm.github.io/wasm-pack/installer/init.sh -sSf | sh
-      script:
-        - export RUSTFLAGS="-C target-feature=+simd128"
-        - wasm-pack test --chrome --headless crates/core_simd
-        - wasm-pack test --chrome --headless crates/core_simd --release
+    # FIXME: See https://github.com/rust-lang/stdsimd/issues/92
+    # - name: "wasm32-unknown-unknown+simd128 (firefox)"
+    #   os: linux
+    #   arch: amd64
+    #   addons:
+    #     firefox: latest-nightly
+    #   install:
+    #     - curl https://rustwasm.github.io/wasm-pack/installer/init.sh -sSf | sh
+    #   script:
+    #     - export RUSTFLAGS="-C target-feature=+simd128"
+    #     - wasm-pack test --firefox --headless crates/core_simd
+    #     - wasm-pack test --firefox --headless crates/core_simd --release
 
 script:
   - echo "## Requested target configuration (RUSTFLAGS=$RUSTFLAGS)"

Diff for: crates/core_simd/src/transmute.rs

@@ -1,4 +1,5 @@
 /// Provides implementations of `From<$a> for $b` and `From<$b> for $a` that transmutes the value.
+#[cfg(any(target_arch = "x86", target_arch = "x86_64"))]
 macro_rules! from_transmute {
     { unsafe $a:ty => $b:ty } => {
         from_transmute!{ @impl $a => $b }

Diff for: crates/core_simd/tests/f32_ops.rs

@@ -1,5 +1,3 @@
-#![feature(is_subnormal)]
-
 #[macro_use]
 mod ops_macros;
 impl_float_tests! { SimdF32, f32, i32 }

Diff for: crates/core_simd/tests/f64_ops.rs

@@ -1,5 +1,3 @@
-#![feature(is_subnormal)]
-
 #[macro_use]
 mod ops_macros;
 impl_float_tests! { SimdF64, f64, i64 }