Integrated: JDK-8311113: Remove invalid pointer cast and clean up setLabel() in awt_MenuItem.cpp

[Harshitha Onkar]

On Mon, 14 Aug 2023 18:03:21 GMT, Harshitha Onkar <honkar at openjdk.org> wrote:

> In awt_MenuItem.cpp (712,22): ` mii.dwTypeData = (LPTSTR)(*sb)`  produces invalid pointer cast warning when complied on clang and moreover this is a no-op.  
> 
> `mii.dwTypeData` is used only when **MIIM_STRING** flag is set in the fMask (as per [Docs](https://learn.microsoft.com/en-us/windows/win32/api/winuser/ns-winuser-menuiteminfoa)), which is not the case in JDK [Ln#705](https://github.com/openjdk/jdk/blob/e56d3bc2dab3d32453b6eda66e8434953c436084/src/java.desktop/windows/native/libawt/windows/awt_MenuItem.cpp#L706). Hence the assignment ` mii.dwTypeData = (LPTSTR)(*sb)`  is not required and so is the label parameter. Additionally necessary cleanup is done at the following places -
> 
> - WMenuItemPeer.java - to the native function call
> - awt_MenuItem.cpp -  `WMenuItemPeer__1setLabel() ,_SetLabel(), SetLabel()`
> - awt_MenuItem.h
> 
> Added a test which checks setLabel() functionality on Menu, MenuItem and PopupMenu.

This pull request has now been integrated.

Changeset: 0c972468
Author:    Harshitha Onkar <honkar at openjdk.org>
URL:       https://git.openjdk.org/jdk/commit/0c972468e7d72c991f28943f602232e0317ea21d
Stats:     254 lines in 4 files changed: 186 ins; 57 del; 11 mod

8311113: Remove invalid pointer cast and clean up setLabel() in awt_MenuItem.cpp

Reviewed-by: aivanov, serb

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PR: https://git.openjdk.org/jdk/pull/15276