Explicitly give compiler options to test scripts

This makes tests pass when ART_USE_OPTIMIZING_COMPILER=true.

Change-Id: I579c0371033435ead6b06830f15c00dbf7e98005
diff --git a/test/run-test b/test/run-test
index 6b8f007..2abc1fa 100755
--- a/test/run-test
+++ b/test/run-test
@@ -194,6 +194,9 @@
         run_args="${run_args} -Xcompiler-option --compiler-backend=Optimizing"
         image_suffix="-optimizing"
         shift
+    elif [ "x$1" = "x--quick" ]; then
+        run_args="${run_args} -Xcompiler-option --compiler-backend=Quick"
+        shift
     elif [ "x$1" = "x--no-verify" ]; then
         run_args="${run_args} --no-verify"
         shift
@@ -421,6 +424,7 @@
         echo "    --build-only          Build test files only (off by default)."
         echo "    --interpreter         Enable interpreter only mode (off by default)."
         echo "    --optimizing          Enable optimizing compiler (off by default)."
+        echo "    --quick               Use Quick compiler (default)."
         echo "    --no-verify           Turn off verification (on by default)."
         echo "    --no-optimize         Turn off optimization (on by default)."
         echo "    --no-precise          Turn off precise GC (on by default)."