51 lines
2.4 KiB
Diff
51 lines
2.4 KiB
Diff
From 53d8c8f3d181d87a6aa925b449b51c4a2c922a51 Mon Sep 17 00:00:00 2001
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From: Shane Carr <shane@unicode.org>
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Date: Mon, 29 Oct 2018 23:52:44 -0700
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Subject: [PATCH] ICU-20246 Fixing another integer overflow in number parsing.
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---
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icu4c/source/i18n/fmtable.cpp | 2 +-
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icu4c/source/i18n/number_decimalquantity.cpp | 5 ++++-
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icu4c/source/test/intltest/numfmtst.cpp | 8 ++++++++
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.../icu/impl/number/DecimalQuantity_AbstractBCD.java | 5 ++++-
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.../impl/number/DecimalQuantity_DualStorageBCD.java | 10 +++++++++-
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.../com/ibm/icu/dev/test/format/NumberFormatTest.java | 5 +++++
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6 files changed, 31 insertions(+), 4 deletions(-)
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erAck:
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* obviously removed the icu4j *.java patch parts
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* stripped the icu4c/source/test/intltest/numfmtst.cpp part because it
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added code to a test that does not exist yet in ICU 62.1
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* TODO: when upgrading to ICU 63.1 add that back in from
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https://github.com/unicode-org/icu/commit/53d8c8f3d181d87a6aa925b449b51c4a2c922a51.patch
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diff --git a/icu4c/source/i18n/fmtable.cpp b/icu4c/source/i18n/fmtable.cpp
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index 45c7024fc29..8601d95f4a6 100644
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--- a/icu4c/source/i18n/fmtable.cpp
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+++ b/icu4c/source/i18n/fmtable.cpp
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@@ -734,7 +734,7 @@ CharString *Formattable::internalGetCharString(UErrorCode &status) {
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// not print scientific notation for magnitudes greater than -5 and smaller than some amount (+5?).
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if (fDecimalQuantity->isZero()) {
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fDecimalStr->append("0", -1, status);
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- } else if (std::abs(fDecimalQuantity->getMagnitude()) < 5) {
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+ } else if (fDecimalQuantity->getMagnitude() != INT32_MIN && std::abs(fDecimalQuantity->getMagnitude()) < 5) {
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fDecimalStr->appendInvariantChars(fDecimalQuantity->toPlainString(), status);
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} else {
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fDecimalStr->appendInvariantChars(fDecimalQuantity->toScientificString(), status);
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diff --git a/icu4c/source/i18n/number_decimalquantity.cpp b/icu4c/source/i18n/number_decimalquantity.cpp
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index 47b930a564b..d5dd7ae694c 100644
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--- a/icu4c/source/i18n/number_decimalquantity.cpp
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+++ b/icu4c/source/i18n/number_decimalquantity.cpp
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@@ -898,7 +898,10 @@ UnicodeString DecimalQuantity::toScientificString() const {
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}
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result.append(u'E');
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int32_t _scale = upperPos + scale;
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- if (_scale < 0) {
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+ if (_scale == INT32_MIN) {
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+ result.append({u"-2147483648", -1});
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+ return result;
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+ } else if (_scale < 0) {
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_scale *= -1;
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result.append(u'-');
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} else {
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