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QStringConverter: fix use-after-free in the stack in the test 

Detected by ASan. Introduced by aef27c5aa2

Pick-to: 6.3 6.4
Fixes: QTBUG-104261
Change-Id: Id0fb9ab0089845ee8843fffd16f88bdeb4f42c7c
Reviewed-by: Lars Knoll <lars.knoll@qt.io>
bb10
Thiago Macieira 2022-06-14 10:10:51 -07:00
parent 1eb2d4d0da
commit 2a1122f465
1 changed files with 11 additions and 7 deletions
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18
tests/auto/corelib/text/qstringconverter/tst_qstringconverter.cpp
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@ -351,13 +351,17 @@ void tst_QStringConverter::roundtrip_data()
}
if (code.limitation == FullUnicode) {
const char32_t zeroVal = 0x11136; // Unicode's representation of Chakma zero
for (int i = 0; i < 10; ++i) {
QChar data[] = {
QChar::highSurrogate(zeroVal + i), QChar::lowSurrogate(zeroVal + i),
};
QTest::addRow("%s:Chakma-digit-%d", code.name, i) << QStringView(data) << code.code;
}
using Digits = std::array<QChar, 2>;
using DigitsArray = std::array<Digits, 10>;
static constexpr DigitsArray chakmaDigits = []() {
const char32_t zeroVal = 0x11136; // Unicode's representation of Chakma zero
DigitsArray r;
for (int i = 0; i < int(r.size()); ++i)
r[i] = { QChar::highSurrogate(zeroVal + i), QChar::lowSurrogate(zeroVal + i) };
return r;
}();
for (int i = 0; i < int(chakmaDigits.size()); ++i)
QTest::addRow("%s:Chakma-digit-%d", code.name, i) << QStringView(chakmaDigits[i]) << code.code;
}
}
}