fmtlib/fmt
1
0
Fork 1
mirror of https://github.com/fmtlib/fmt.git synced 2025-07-31 19:24:48 +02:00
Code Issues Packages Projects Releases Wiki Activity

Suppress a false positive in gcc

Browse Source
This commit is contained in:
Victor Zverovich
2023-05-06 06:32:10 -07:00
parent 192df93d7b
commit f61f15cc5b
1 changed files with 6 additions and 6 deletions
Download Patch File Download Diff File Expand all files Collapse all files

10
include/fmt/core.h
View File

@@ -1671,22 +1671,22 @@ constexpr auto encode_types() -> unsigned long long {
template <typename Context, typename T> template <typename Context, typename T>
FMT_CONSTEXPR FMT_INLINE auto make_value(T&& val) -> value<Context> { FMT_CONSTEXPR FMT_INLINE auto make_value(T&& val) -> value<Context> {
const auto& arg = arg_mapper<Context>().map(FMT_FORWARD(val)); auto&& arg = arg_mapper<Context>().map(FMT_FORWARD(val));
using arg_type = remove_cvref_t<decltype(arg)>;
constexpr bool formattable_char = constexpr bool formattable_char =
!std::is_same<decltype(arg), const unformattable_char&>::value; !std::is_same<arg_type, unformattable_char>::value;
static_assert(formattable_char, "Mixing character types is disallowed."); static_assert(formattable_char, "Mixing character types is disallowed.");
// Formatting of arbitrary pointers is disallowed. If you want to format a // Formatting of arbitrary pointers is disallowed. If you want to format a
// pointer cast it to `void*` or `const void*`. In particular, this forbids // pointer cast it to `void*` or `const void*`. In particular, this forbids
// formatting of `[const] volatile char*` printed as bool by iostreams. // formatting of `[const] volatile char*` printed as bool by iostreams.
constexpr bool formattable_pointer = constexpr bool formattable_pointer =
!std::is_same<decltype(arg), const unformattable_pointer&>::value; !std::is_same<arg_type, unformattable_pointer>::value;
static_assert(formattable_pointer, static_assert(formattable_pointer,
"Formatting of non-void pointers is disallowed."); "Formatting of non-void pointers is disallowed.");
constexpr bool formattable = constexpr bool formattable = !std::is_same<arg_type, unformattable>::value;
!std::is_same<decltype(arg), const unformattable&>::value;
static_assert( static_assert(
formattable, formattable,
"Cannot format an argument. To make type T formattable provide a " "Cannot format an argument. To make type T formattable provide a "