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avoid GCC warnings about breaking strict aliasing rules

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@51508 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Paul Cornett
2008-02-02 21:52:26 +00:00
parent 7f85af8223
commit e8769ed11c
4 changed files with 32 additions and 29 deletions
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13
src/gtk/settings.cpp
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@@ -414,7 +414,7 @@ static bool GetFrameExtents(GdkWindow* window, int* left, int* right, int* top,
Atom type;
int format;
gulong nitems, bytes_after;
long* data = NULL;
guchar* data;
success = XGetWindowProperty(
gdk_x11_drawable_get_xdisplay(window),
gdk_x11_drawable_get_xid(window),
@@ -422,17 +422,18 @@ static bool GetFrameExtents(GdkWindow* window, int* left, int* right, int* top,
0, 4,
false,
XA_CARDINAL,
&type, &format, &nitems, &bytes_after, (guchar**)&data
&type, &format, &nitems, &bytes_after, &data
) == Success;
if (success)
{
success = data && nitems == 4;
if (success)
{
if (left) *left = int(data[0]);
if (right) *right = int(data[1]);
if (top) *top = int(data[2]);
if (bottom) *bottom = int(data[3]);
long* p = (long*)data;
if (left) *left = int(p[0]);
if (right) *right = int(p[1]);
if (top) *top = int(p[2]);
if (bottom) *bottom = int(p[3]);
}
if (data)
XFree(data);