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xlib: Silence compiler warning

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cairo-xlib-display.c: In function '_cairo_xlib_display_get_xrender_format':
cairo-xlib-display.c:519:21: warning: 'pict_format' may be used
uninitialized in this function [-Wmaybe-uninitialized]

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
This commit is contained in:
Chris Wilson 2012-08-11 17:48:17 +01:00
parent 40e6be3278
commit 46d79228df
1 changed files with 5 additions and 4 deletions
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9
src/cairo-xlib-display.c
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@ -492,7 +492,7 @@ _cairo_xlib_display_get_xrender_format (cairo_xlib_display_t *display,
xrender_format = display->cached_xrender_formats[format];
if (xrender_format == NULL) {
int pict_format;
int pict_format = 0;
switch (format) {
case CAIRO_FORMAT_A1:
@ -515,9 +515,10 @@ _cairo_xlib_display_get_xrender_format (cairo_xlib_display_t *display,
case CAIRO_FORMAT_ARGB32:
pict_format = PictStandardARGB32; break;
}
if (!xrender_format)
xrender_format = XRenderFindStandardFormat (display->display,
pict_format);
if (pict_format) {
xrender_format =
XRenderFindStandardFormat (display->display, pict_format);
}
display->cached_xrender_formats[format] = xrender_format;
}