FTBFS with icu 75

[jschueller]

Description

OMSimulator/3rdParty/xerces/src/xercesc/util/regx/RangeToken.cpp:40:
/usr/include/unicode/localpointer.h:561:26: error: 'auto' parameter not permitted in this context
  561 | template <typename Type, auto closeFunction>
      |                          ^~~~
/usr/include/unicode/localpointer.h:573:76: error: template argument 2 is invalid
  573 |     explicit LocalOpenPointer(std::unique_ptr<Type, decltype(closeFunction)> &&p)
      |                                                                            ^
/usr/include/unicode/localpointer.h:583:78: error: template argument 2 is invalid
  583 |     LocalOpenPointer &operator=(std::unique_ptr<Type, decltype(closeFunction)> &&p) {
      |                                                                              ^
/usr/include/unicode/localpointer.h:599:59: error: template argument 2 is invalid
  599 |     operator std::unique_ptr<Type, decltype(closeFunction)> () && {

Steps to reproduce the behavior

cmake -DCMAKE_BUILD_TYPE=Release -DCMAKE_INSTALL_PREFIX=/usr -DOM_USE_CCACHE=OFF -DOM_OMEDIT_ENABLE_QTWEBENGINE=ON -B build .
        make -C build

• Version: 1.22.4 and master
• OS: Archlinux

[Javier-Contreras]

I found this and it worked for me.

Basically compile xerces with c++17.

hope it helps :P

[jschueller]

seems the problem dont shows anymore (gcc 14.x)