gr-fosphor @20200130-defdd4ac_0+python37: Illegal instruction: 4

[jbaggs]

gnuradio @3.8.1.0_0+docs+grc+python37+qtgui+sdl+swig+uhd+wavelet+zeromq

MAC OS Catalina

All flowgraphs with gr-fosphor block crash with the illegal instruction error after upgrading.

Exception Type:        EXC_BAD_INSTRUCTION (SIGILL)
Exception Codes:       0x0000000000000001, 0x0000000000000000
Exception Note:        EXC_CORPSE_NOTIFY

Termination Signal:    Illegal instruction: 4
Termination Reason:    Namespace SIGNAL, Code 0x4
Terminating Process:   exc handler [31876]

Application Specific Information:
-[NSOpenGLContext setView:] must be called from the main thread.

#--------------->8(SNIP)8<----------------
Thread 11 Crashed:
0   com.apple.AppKit                0x00007fff3587c65c -[NSOpenGLContext setView:] + 229
1   libqcocoa.dylib                 0x0000000127f17cd5 0x127ed5000 + 273621
2   libqcocoa.dylib                 0x0000000127f17975 0x127ed5000 + 272757
3   org.qt-project.QtGui            0x0000000110f0966a QOpenGLContext::makeCurrent(QSurface*) + 148
4   org.qt-project.QtOpenGL         0x00000001133dda38 QGLContext::makeCurrent() + 100
5   org.qt-project.QtOpenGL         0x00000001133ddf42 QGLWidgetPrivate::makeCurrent() + 22
6   libgnuradio-fosphor.3.8.0git.dylib  0x00000001142a9f6a gr::fosphor::QGLSurface::grabContext() + 416
7   libgnuradio-fosphor.3.8.0git.dylib  0x00000001142aa73b non-virtual thunk to gr::fosphor::qt_sink_c_impl::glctx_init() + 21
8   libgnuradio-fosphor.3.8.0git.dylib  0x00000001142a6545 gr::fosphor::base_sink_c_impl::worker() + 25
9   libboost_thread-mt.dylib        0x00000001142fbc07 boost::(anonymous namespace)::thread_proxy(void*) + 119
10  libsystem_pthread.dylib         0x00007fff723a6109 _pthread_start + 148
11  libsystem_pthread.dylib         0x00007fff723a1b8b thread_start + 15