Skip those test which fails on ARM architecture

Add minimal tests for all arch.

Author: remicollet

tests/lang/operators/bitwiseShiftLeft_variationStr.phpt

@@ -3,6 +3,7 @@ Test << operator : various numbers as strings
 --SKIPIF--
 <?php
 if (PHP_INT_SIZE != 4) die("skip this test is for 32bit platform only");
+if ((65<<65)==0) die("skip this test is for Intel only");
 ?>
 --FILE--
 <?php
@@ -20,7 +21,6 @@ foreach ($strVals as $strVal) {
       var_dump(bin2hex($strVal<<$otherVal));
    }
 }
-
 
 ?>
 ===DONE===

tests/lang/operators/bitwiseShiftLeft_variationStr2.phpt

@@ -0,0 +1,18 @@
+--TEST--
+Test << operator : numbers as strings, simple
+--FILE--
+<?php
+
+error_reporting(E_ERROR);
+
+var_dump("12" << "0");
+var_dump("34" << "1");
+var_dump("56" << "2");
+
+?>
+===DONE===
+--EXPECT--
+int(12)
+int(68)
+int(224)
+===DONE===

tests/lang/operators/bitwiseShiftRight_variationStr.phpt

@@ -1,5 +1,9 @@
 --TEST--
 Test >> operator : various numbers as strings
+--SKIPIF--
+<?php
+if ((65<<65)==0) die("skip this test is for Intel only");
+?>
 --FILE--
 <?php
 

tests/lang/operators/bitwiseShiftRight_variationStr2.phpt

@@ -0,0 +1,18 @@
+--TEST--
+Test >> operator : numbers as strings, simple
+--FILE--
+<?php
+
+error_reporting(E_ERROR);
+
+var_dump("12" >> "0");
+var_dump("34" >> "1");
+var_dump("56" >> "2");
+
+?>
+===DONE===
+--EXPECT--
+int(12)
+int(17)
+int(14)
+===DONE===