Once it is sure that the result will be infinity, stop computation and return the result. This ensure that the function call duration is bounded. Before that change on some cases the computation was taking more than a few seconds. 2018-05-25 Nicolas Roche <roche@adacore.com> gcc/ada/ * libgnat/s-valrea.adb (Scan_Real): Abort computation once it is sure that the result will be either -infinite or +infinite. From-SVN: r260743
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