Try to suppress error: array subscript is above array bounds

[-Werror=array-bounds].

--HG--
branch : develop

src/libs/vlayout/vtextmanager.h

@@ -44,6 +44,9 @@ class VAbstractPattern;
 #define MIN_FONT_SIZE               5
 #define MAX_FONT_SIZE               128
 
+QT_WARNING_PUSH
+QT_WARNING_DISABLE_GCC("-Warray-bounds")
+
 /**
  * @brief The TextLine struct holds the information about one text line
  */
@@ -62,6 +65,8 @@ private:
     static const quint16 classVersion;
 };
 
+QT_WARNING_POP
+
 /**
  * @brief The VTextManager class this class is used to determine whether a collection of
  * text lines can fit into specified bounding box and with what font size