diff --git a/Zend/zend_float.c b/Zend/zend_float.c
index 9e9f7bb651e..db8d000dd4a 100644
--- a/Zend/zend_float.c
+++ b/Zend/zend_float.c
@@ -31,7 +31,7 @@ ZEND_API void zend_init_fpu(TSRMLS_D) /* {{{ */
 		EG(saved_fpu_cw_ptr) = (void*)&EG(saved_fpu_cw);
 	}
 	XPFPA_STORE_CW(EG(saved_fpu_cw_ptr));
-//	XPFPA_SWITCH_DOUBLE();
+	XPFPA_SWITCH_DOUBLE();
 #else
 	EG(saved_fpu_cw_ptr) = NULL;
 #endif
diff --git a/Zend/zend_operators.h b/Zend/zend_operators.h
index e599ca4971d..8e3a37eee75 100644
--- a/Zend/zend_operators.h
+++ b/Zend/zend_operators.h
@@ -474,6 +474,7 @@ static zend_always_inline int fast_increment_function(zval *op1)
 			"0:"
 			:
 			: "r"(op1));
+#else
 		if (UNEXPECTED(Z_LVAL_P(op1) == LONG_MAX)) {
 			/* switch to double */
 			Z_DVAL_P(op1) = (double)LONG_MAX + 1.0;