8143640: Showing incorrect result while passing specific argument in the Java launcher tools

Reviewed-by: ksrini

src/windows/bin/cmdtoargs.c

@@ -155,6 +155,7 @@ static char* next_arg(char* cmdline, char* arg, jboolean* wildcard) {
                 }
             }
             dest += copyCh(ch, dest);
+            slashes = 0;
             break;
 
         default:

test/tools/launcher/Arrrghs.java

@@ -24,7 +24,7 @@
 /**
  * @test
  * @bug 5030233 6214916 6356475 6571029 6684582 6742159 4459600 6758881 6753938
- *      6894719 6968053 7151434 7146424 8007333 8077822
+ *      6894719 6968053 7151434 7146424 8007333 8077822 8143640
  * @summary Argument parsing validation.
  * @compile -XDignore.symbol.file Arrrghs.java
  * @run main/othervm Arrrghs
@@ -324,6 +324,8 @@ public class Arrrghs extends TestHelper {
         // more treatment of  mixed slashes
         checkArgumentParsing("f1/ f3\\ f4/", "f1/", "f3\\", "f4/");
         checkArgumentParsing("f1/ f2\' ' f3/ f4/", "f1/", "f2\'", "'", "f3/", "f4/");
+
+        checkArgumentParsing("a\\*\\b", "a\\*\\b");
     }
 
     private void initEmptyDir(File emptyDir) throws IOException {