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merge(3p/abseil_cpp): Merge upstream at 'ccdbb5941'

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Change-Id: I6e85fc7b5f76bba1f1eef15e600a8acb64e97ef5
This commit is contained in:
Vincent Ambo 2020-06-17 14:53:11 +01:00
commit 543379ce45
97 changed files with 3546 additions and 2316 deletions
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6
third_party/abseil_cpp/absl/strings/internal/str_format/convert_test.cc vendored
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@ -764,6 +764,12 @@ TEST_F(FormatConvertTest, LongDouble) {
}
}
// Regression tests
//
// Using a string literal because not all platforms support hex literals or it
// might be out of range.
doubles.push_back(std::strtold("-0xf.ffffffb5feafffbp-16324L", nullptr));
for (const char *fmt : kFormats) {
for (char f : {'f', 'F', //
'g', 'G', //

12
third_party/abseil_cpp/absl/strings/internal/str_format/float_conversion.cc vendored
View file

@ -224,13 +224,13 @@ class FractionalDigitGenerator {
// This function will allocate enough stack space to perform the conversion.
static void RunConversion(
uint128 v, int exp, absl::FunctionRef<void(FractionalDigitGenerator)> f) {
using Limits = std::numeric_limits<long double>;
assert(-exp < 0);
assert(-exp >= std::numeric_limits<long double>::min_exponent - 128);
static_assert(
StackArray::kMaxCapacity >=
(128 - std::numeric_limits<long double>::min_exponent + 31) / 32,
"");
StackArray::RunWithCapacity((exp + 31) / 32,
assert(-exp >= Limits::min_exponent - 128);
static_assert(StackArray::kMaxCapacity >=
(Limits::digits + 128 - Limits::min_exponent + 31) / 32,
"");
StackArray::RunWithCapacity((Limits::digits + exp + 31) / 32,
[=](absl::Span<uint32_t> input) {
f(FractionalDigitGenerator(input, v, exp));
});