try 32-bit qemu for ppc64le

.travis.yml

@@ -5,6 +5,8 @@ sudo: required
 
 matrix:
   include:
+    - env: TARGET=powerpc64le-unknown-linux-gnu
+      os: linux
     - env: TARGET=aarch64-unknown-linux-gnu
       os: linux
     - env: TARGET=arm-unknown-linux-gnueabi
@@ -27,8 +29,6 @@ matrix:
       os: linux
     - env: TARGET=powerpc64-unknown-linux-gnu
       os: linux
-    - env: TARGET=powerpc64le-unknown-linux-gnu
-      os: linux
     - env: TARGET=thumbv6m-none-eabi
       os: linux
     - env: TARGET=thumbv7em-none-eabi

ci/env.sh

@@ -46,8 +46,8 @@ case $TARGET in
         ;;
     powerpc64le-unknown-linux-gnu)
         export PREFIX=powerpc64le-linux-gnu-
+        export QEMU_ARCH=i386
         export QEMU_LD_PREFIX=/usr/powerpc64le-linux-gnu
-        export RUN_TESTS=n
         ;;
     thumbv*-none-eabi)
         export CARGO=xargo