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Changes imported from Abseil "staging" branch:

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- c910f1792eae8cfdabb93bc261bf26e72f9a6717 Fix uint128 streaming to work with std::ios::internal. by Alex Strelnikov <strel@google.com>

GitOrigin-RevId: c910f1792eae8cfdabb93bc261bf26e72f9a6717
Change-Id: I8ccce2ce6ac91ef7ce16fa8870a718fdfb8fa9a6
This commit is contained in:
Abseil Team 2017-11-17 07:42:56 -08:00 • committed by John Olson
parent b05b79538f
commit 4f3edeb1b4
2 changed files with 26 additions and 2 deletions
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8
absl/numeric/int128.cc
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@ -187,8 +187,14 @@ std::ostream& operator<<(std::ostream& o, const uint128& b) {
// Add the requisite padding.
std::streamsize width = o.width(0);
if (static_cast<size_t>(width) > rep.size()) {
if ((flags & std::ios::adjustfield) == std::ios::left) {
std::ios::fmtflags adjustfield = flags & std::ios::adjustfield;
if (adjustfield == std::ios::left) {
rep.append(width - rep.size(), o.fill());
} else if (adjustfield == std::ios::internal &&
(flags & std::ios::showbase) &&
(flags & std::ios::basefield) != std::ios::dec) {
size_t base_size = (flags & std::ios::basefield) == std::ios::hex ? 2 : 1;
rep.insert(base_size, width - rep.size(), o.fill());
} else {
rep.insert(0, width - rep.size(), o.fill());
}