jscript: Allow 0x strings with explicit radix 16 in parseInt.

dlls/jscript/global.c

@@ -336,6 +336,8 @@ static HRESULT JSGlobal_parseInt(script_ctx_t *ctx, vdisp_t *jsthis, WORD flags,
         }else {
             radix = 10;
         }
+    }else if(radix == 16 && *ptr == '0' && (ptr[1] == 'x' || ptr[1] == 'X')) {
+        ptr += 2;
     }
 
     i = char_to_int(*ptr++);

dlls/jscript/tests/api.js

@@ -156,6 +156,12 @@ i = parseInt("1", 37);
 ok(isNaN(i), "parseInt('1', 37) = " + i);
 i = parseInt("1", 36);
 ok(i === 1, "parseInt('1', 36) = " + i);
+i = parseInt("0x1f", 16);
+ok(i === 31, "parseInt('0xf', 16) = " + i);
+i = parseInt("0x", 16);
+ok(isNaN(i), "parseInt('0x', 16) = " + i);
+i = parseInt("0x1f", 17);
+ok(i === 0, "parseInt('0xf', 16) = " + i);
 
 tmp = encodeURI("abc");
 ok(tmp === "abc", "encodeURI('abc') = " + tmp);