macOS Catalina: FAIL: t-powm

[Hans Åberg]

> On 16 Nov 2019, at 14:21, Jack Howarth <howarth.mailing.lists at gmail.com> wrote:
> 
>> > And as gdb no longer
>> > works on Macos, I would feel like a beginner programmer again.
>> 
>> There is “native” lldb, which should work with GCC, too, I think.
> 
> Just to be clear, the 'gcc' on recent macOS has always been stub binary that points to Apple's clang compiler and not gcc. Apple hasn't shipped an actual gcc based compiler since before Xcode 5.0.

Right, GCC from MacPorts or something (building it yourself is ambitious). BTW, MacPorts also has gdb, so hopefully it is working. :-)

> ps The gmp package in MacPorts relies on always building with the core2 architecture in order ship uniform packaging of gmp for all Intel based Macs. That is why everyone sees the same glitch in Xcode 11 who is using MacPorts.

The 'make check' with MacPorts gcc9 passed though.