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icu.691
nan-undefined-conversion.patch
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File nan-undefined-conversion.patch of Package icu.691
From 29f1188d191a7a75ac7ffa4bfa390f625da39c53 Mon Sep 17 00:00:00 2001 From: Andreas Schwab <schwab@suse.de> Date: Tue, 11 May 2021 19:04:24 +0200 Subject: [PATCH] ICU-21613 Fix undefined behaviour in ComplexUnitsConverter::applyRounder --- a/source/i18n/units_complexconverter.cpp +++ b/source/i18n/units_complexconverter.cpp @@ -237,6 +237,11 @@ void ComplexUnitsConverter::applyRounder(MaybeStackArray<int64_t, 5> &intValues, } quantity = decimalQuantity.toDouble(); + if (uprv_isNaN(quantity) || uprv_isInfinite(quantity)) { + // Do nothing for non-finite values, since conversion to int64_t is undefined + return; + } + int32_t lastIndex = unitsConverters_.length() - 1; if (lastIndex == 0) { // Only one element, no need to bubble up the carry
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