P0645R10 <format> Text Formatting

[StephanTLavavej]

P0645R10 <format> Text Formatting
P1361R2 Integrating <chrono> With <format>
P1652R1 printf() Corner Cases In std::format()
P1868R2 Clarifying Units Of Width And Precision In std::format()
P1892R1 Extended Locale-Specific Presentation Specifiers For std::format()

LWG-3242 std::format missing rules for arg-id in width and precision
LWG-3243 std::format and negative zeroes
LWG-3246 What are the constraints on the template parameter of basic_format_arg?
LWG-3248 std::format #b, #B, #o, #x, and #X presentation types misformat negative numbers
LWG-3250 std::format # (alternate form) for NaN and inf
LWG-3251 Are std::format alignment specifiers applied to string arguments?
LWG-3327 Format alignment specifiers vs. text direction
LWG-3340 Formatting functions should throw on argument/format string mismatch in [format.functions]
LWG-3371 visit_format_arg and make_format_args are not hidden friends
LWG-3372 vformat_to should not try to deduce Out twice
LWG-3373 {to,from}_chars_result and format_to_n_result need the "we really mean what we say" wording
LWG-3473 Normative encouragement in non-normative note

The IDE's list of extensionless headers has been updated for VS 2019 16.5.

Feature-test macro as of WG21-N4842:
#define __cpp_lib_format 201907L

[AdamBucior]

This feature is changelogged under 17.0, will it be backported to 16.10?

[StephanTLavavej]

@AdamBucior Yes, we plan to request a backport soon (we want to merge #1834 first). At that time we'll update the Changelog.