I can't give you a concise answer, due to my lack of macOS experience.
Still I cannot reproduce the bug here.
Would you mind to try compiling the new ngspice-31 from https://sourceforge.net/p/ngspice/ngspice/ci/master/tarball ?
I can't give you a concise answer, due to my lack of macOS experience.
Still I cannot reproduce the bug here.
Would you mind to try compiling the new ngspice-31 from https:/ /sourceforge. net/p/ngspice/ ngspice/ ci/master/ tarball ?