update to icu has again broken all the macports-clang compilers

[Ken Cunningham]

On 2020-08-12, at 7:37 AM, Ken Cunningham wrote:

> not exactly sure how I'm going to get around this just yet
> 
> have to find some compiler that still works somewhere -- gcc? to rebuild libxmls2 and then again rebuild libxml2 +universal once some clang works again...
> 
> configure:3623: $? = 1
> configure:3643: checking whether the C compiler works
> configure:3665: /opt/local/bin/clang-mp-3.7 -pipe -Os -arch x86_64 -arch i386 -I/opt/local/include -L/opt/local/lib -Wl,-headerpad_max_install_names -arch x86_64 -arch i386 conftest.c  >&5
> dyld: Library not loaded: /opt/local/lib/libicui18n.65.dylib
>  Referenced from: /opt/local/lib/libxml2.2.dylib
>  Reason: image not found
> 


I did this:

sudo port -f deactivate libxml2
sudo port -v install libxml2

(downloaded the prebuilt x86_64 binary from the buildbot)

 sudo port -v -n upgrade --enforce-variants libxml2 +universal 

(rebuilt libxml2 +universal using the now-working clang-3.7)

Ken