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Math: Prevent division by zero in posmod

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Fixes #43932.

Co-authored-by: David Hoppenbrouwers <david@salt-inc.org>
(cherry picked from commit f011d8ca9ca25232fb335eead1c8eeaf5c7f2c54)
This commit is contained in:
Rémi Verschelde 2023-02-11 20:44:45 +01:00 committed by Relintai
parent e8d3159d6f
commit f3e1aab267
1 changed files with 2 additions and 0 deletions
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2
core/math/math_funcs.h
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@ -30,6 +30,7 @@
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/*************************************************************************/
#include "core/error_macros.h"
#include "core/math/math_defs.h"
#include "core/math/random_pcg.h"
#include "core/typedefs.h"
@ -236,6 +237,7 @@ public:
}
static _ALWAYS_INLINE_ int64_t posmod(int64_t p_x, int64_t p_y) {
ERR_FAIL_COND_V_MSG(p_y == 0, 0, "Division by zero in posmod is undefined. Returning 0 as fallback.");
int64_t value = p_x % p_y;
if (((value < 0) && (p_y > 0)) || ((value > 0) && (p_y < 0))) {
value += p_y;