Merge pull request rust-lang#18 from malbarbo/emscripten

Add support to emscripten targets

Author: alexcrichton

ctest/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "ctest"
-version = "0.1.2"
+version = "0.1.3"
 authors = ["Alex Crichton <[email protected]>"]
 license = "MIT/Apache-2.0"
 readme = "README.md"

ctest/src/lib.rs

@@ -769,6 +769,10 @@ fn default_cfg(target: &str) -> Vec<(String, Option<String>)> {
         ("s390x", "64")
     } else if target.starts_with("sparc64") {
         ("sparc64", "64")
+    } else if target.starts_with("asmjs") {
+        ("asmjs", "32")
+    } else if target.starts_with("wasm32") {
+        ("wasm32", "32")
     } else {
         panic!("unknown arch/pointer width: {}", target)
     };
@@ -796,6 +800,8 @@ fn default_cfg(target: &str) -> Vec<(String, Option<String>)> {
         ("openbsd", "unix", "")
     } else if target.contains("dragonfly") {
         ("dragonfly", "unix", "")
+    } else if target.contains("emscripten") {
+        ("emscripten", "unix", "")
     } else {
         panic!("unknown os/family width: {}", target)
     };