Tests hang

[yurivict]

Bug category

• bug - compilation error
• bug - compilation warning
• bug - runtime error
• bug - runtime warning
• bug - logic error

Describe the bug
Tests hang at this point:

===>  Testing for matplotplusplus-1.2.2
Setting global options
Setting matplotplusplus compiler options
CMAKE_INSTALL_PREFIX=/usr/local
CMAKE_INSTALL_LIBDIR=lib
-- Configuring done (0.1s)
-- Generating done (0.1s)
-- Build files have been written to: /usr/ports/graphics/matplotplusplus/work/.build
ninja: no work to do.
[  0% 1/1] cd /usr/ports/graphics/matplotplusplus/work/.build && /usr/local/bin/ctest --force-new-ctest-process
Test project /usr/ports/graphics/matplotplusplus/work/.build
        Start   1: example_plot_1
        Start   2: example_plot_2
        Start   3: example_plot_3
        Start   4: example_plot_4
        Start   5: example_plot_5
        Start   6: example_plot_6
        Start   7: example_plot_7

Pressing ENTER here lets tests to proceed, one by one.

Steps to Reproduce
configure+build+test

Output
See above.

Platform

• cross-platform issue - linux
• cross-platform issue - freebsd
• cross-platform issue - windows
• cross-platform issue - macos

Environment Details:

• OS: FreeBSD 15 STABLE
• OS Version: 15
• Compiler: clang
• Compiler version: 19