[PATCH v2 1/3] libcpp: reject codepoints above 0x10FFFF

Unicode does not support such values because they are unrepresentable in UTF-16. Signed-off-by: Ben Boeckel --- libcpp/ChangeLog | 6 ++ libcpp/charset.cc | 4 ++-- 2 files changed, 8 insertions(+), 2 deletions(-) diff --git a/libcpp/ChangeLog b/libcpp/ChangeLog index 18d5bcceaf0..4d707277

[PATCH v2 0/1] RFC: P1689R5 support

Hi, This patch adds initial support for ISO C++'s [P1689R5][], a format for describing C++ module requirements and provisions based on the source code. This is required because compiling C++ with modules is not embarrassingly parallel and need to be ordered to ensure that `import some_module;` can

[PATCH v2 3/3] p1689r5: initial support

This patch implements support for [P1689R5][] to communicate to a build system the C++20 module dependencies to build systems so that they may build `.gcm` files in the proper order. Support is communicated through the following three new flags: - `-fdeps-format=` specifies the format for the out

[PATCH v2 2/3] libcpp: add a function to determine UTF-8 validity of a C string

This simplifies the interface for other UTF-8 validity detections when a simple "yes" or "no" answer is sufficient. Signed-off-by: Ben Boeckel --- libcpp/ChangeLog | 6 ++ libcpp/charset.cc | 18 ++ libcpp/internal.h | 2 ++ 3 files changed, 26 insertions(+) diff --git a/