AuroraMiddleware/qt5base-lts
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Recognize E along with e as exponent character in asciiToDouble

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Fixed a misguided condition in the check for bogus texts in the sscanf
branch of the decoder; it checked for 'e' but neglected 'E', which is
just as valid.

Change-Id: I9236c76faea000c92df641930e401bce445e06c8
Reviewed-by: Ulf Hermann <ulf.hermann@qt.io>
This commit is contained in:
Edward Welbourne 2018-11-19 16:26:02 +01:00
parent ce159d1a3e
commit d8b401959f
2 changed files with 3 additions and 1 deletions
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2
src/corelib/tools/qlocale_tools.cpp
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@ -350,7 +350,7 @@ double asciiToDouble(const char *num, int numLen, bool &ok, int &processed,
ok = false;
for (int i = 0; i < processed; ++i) {
char c = num[i];
if ((c < '0' || c > '9') && c != '.' && c != '-' && c != '+' && c != 'e') {
if ((c < '0' || c > '9') && c != '.' && c != '-' && c != '+' && c != 'e' && c != 'E') {
// Garbage found
processed = 0;
return 0.0;

2
tests/auto/corelib/tools/qlocale/tst_qlocale.cpp
View File

@ -693,6 +693,8 @@ void tst_QLocale::toReal_data()
QTest::newRow("C 1.234e-10") << QString("C") << QString("1.234e-10") << true << 1.234e-10;
QTest::newRow("C 1.234E10") << QString("C") << QString("1.234E10") << true << 1.234e10;
QTest::newRow("C 1e10") << QString("C") << QString("1e10") << true << 1.0e10;
QTest::newRow("C 1e310") << QString("C") << QString("1e310") << false << std::numeric_limits<double>::infinity();
QTest::newRow("C 1E310") << QString("C") << QString("1E310") << false << std::numeric_limits<double>::infinity();
QTest::newRow("C 1") << QString("C") << QString(" 1") << true << 1.0;
QTest::newRow("C 1") << QString("C") << QString(" 1") << true << 1.0;
QTest::newRow("C 1 ") << QString("C") << QString("1 ") << true << 1.0;