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cssselector: Don't invoke undefined behavior

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Avoid undefined behavior in the calculation of some
hash values. Found by gcc's undefined behavior sanitizer.
This commit is contained in:
Matthias Clasen 2016-02-26 14:48:21 -05:00
parent 2cabfcc801
commit 6108c646c5
1 changed files with 1 additions and 1 deletions
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2
gtk/gtkcssselector.c
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@ -842,7 +842,7 @@ match_pseudoclass_position (const GtkCssSelector *selector,
static guint
hash_pseudoclass_position (const GtkCssSelector *a)
{
return (((a->position.type << POSITION_NUMBER_BITS) | a->position.a) << POSITION_NUMBER_BITS) | a->position.b;
return (guint)(((((gulong)a->position.type) << POSITION_NUMBER_BITS) | a->position.a) << POSITION_NUMBER_BITS) | a->position.b;
}
static int