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ICU-22638 Fix cast overflow issue

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Frank Tang 2024-01-24 16:06:17 -08:00 • committed by Frank Yung-Fong Tang
parent 400d97e7d2
commit 8f80c62aa2
2 changed files with 5 additions and 3 deletions
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4
icu4c/source/i18n/plurrule.cpp
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@ -1778,7 +1778,9 @@ void FixedDecimal::init(double n, int32_t v, int64_t f, int32_t e, int32_t c) {
if (exponent == 0) {
exponent = c;
}
if (_isNaN || _isInfinite) {
if (_isNaN || _isInfinite ||
source > static_cast<double>(U_INT64_MAX) ||
source < static_cast<double>(U_INT64_MIN)) {
v = 0;
f = 0;
intValue = 0;

4
icu4c/source/test/intltest/plurults.cpp
View file

@ -243,8 +243,8 @@ void PluralRulesTest::testAPI(/*char *par*/)
dataerrln("ERROR: Could not create PluralRules for testing fractions - exiting");
return;
}
double fData[] = {-101, -100, -1, -0.0, 0, 0.1, 1, 1.999, 2.0, 100, 100.001 };
bool isKeywordA[] = {true, false, false, false, false, true, false, true, false, false, true };
double fData[] = {-101, -100, -1, -0.0, 0, 0.1, 1, 1.999, 2.0, 100, 100.001, 1.39e188 };
bool isKeywordA[] = {true, false, false, false, false, true, false, true, false, false, true, true };
for (int32_t i=0; i<UPRV_LENGTHOF(fData); i++) {
if ((newRules->select(fData[i])== KEYWORD_A) != isKeywordA[i]) {
errln("File %s, Line %d, ERROR: plural rules for decimal fractions test failed!\n"