WIP windows

Author: RalfJung

appveyor.yml

@@ -4,8 +4,8 @@ environment:
     matrix:
         - TARGET: x86_64-pc-windows-msvc
           MSYS2_BITS: 64
-        - TARGET: i686-pc-windows-msvc
-          MSYS2_BITS: 32
+#        - TARGET: i686-pc-windows-msvc
+#          MSYS2_BITS: 32
 
 # branches to build
 branches:
@@ -26,15 +26,15 @@ install:
     - cd xargo
     - set RUSTFLAGS=-Zalways-encode-mir -Zmir-emit-validate=1
     - xargo build
-    - set RUSTFLAGS=
     - cd ..
 
 build: false
 
 test_script:
+    - set RUSTFLAGS=-g
     - set RUST_BACKTRACE=1
     - cargo build --release
-    - cargo test --release
+#    - cargo test --release
     - set MIRI_SYSROOT=C:\Users\appveyor\.xargo\HOST
     - cargo test --release