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Workaround a bug in MSVC

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This commit is contained in:
Victor Zverovich 2017-10-25 06:42:48 -07:00
parent aadb38a5e6
commit d29c7c3aca
1 changed files with 9 additions and 0 deletions
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9
test/format-test.cc
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@ -1631,6 +1631,15 @@ struct test_format_specs_handler {
fmt::internal::arg_ref<char> precision_ref; fmt::internal::arg_ref<char> precision_ref;
char type = 0; char type = 0;
// Workaround for MSVC2017 bug that results in "expression did not evaluate
// to a constant" with compiler-generated copy ctor.
constexpr test_format_specs_handler() {}
constexpr test_format_specs_handler(const test_format_specs_handler &other)
: res(other.res), align(other.align), fill(other.fill),
width(other.width), width_ref(other.width_ref),
precision(other.precision), precision_ref(other.precision_ref),
type(other.type) {}
constexpr void on_align(fmt::alignment align) { this->align = align; } constexpr void on_align(fmt::alignment align) { this->align = align; }
constexpr void on_fill(char fill) { this->fill = fill; } constexpr void on_fill(char fill) { this->fill = fill; }
constexpr void on_plus() { res = PLUS; } constexpr void on_plus() { res = PLUS; }