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Add WIN32 to the check for a C++ stdlib workaround

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This same bug occurs with clang-cl master (as of 4/6/2019). Add WIN32
to the list of checks to opt into the workaround behavior.
This commit is contained in:
Nathan Lanza 2019-04-06 16:19:33 -07:00
parent 64f9dbdc7a
commit c64c5fd2db
1 changed files with 4 additions and 3 deletions
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7
src/utils.hh
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@ -144,9 +144,10 @@ public:
template <typename T> struct Vec {
std::unique_ptr<T[]> a;
int s = 0;
#if !(__clang__ || __GNUC__ > 7 || __GNUC__ == 7 && __GNUC_MINOR__ >= 4)
// Work around a bug in GCC<7.4 that optional<IndexUpdate> would not be
// construtible.
#if !(__clang__ || __GNUC__ > 7 || __GNUC__ == 7 && __GNUC_MINOR__ >= 4) || \
WIN32
// Work around a bug in GCC<7.4 and MSVC/clang-cl that optional<IndexUpdate>
// would not be construtible.
Vec() = default;
Vec(const Vec &o) : a(std::make_unique<T[]>(o.s)), s(o.s) {
std::copy(o.a.get(), o.a.get() + o.s, a.get());