Daniel Gustafsson <dan...@yesql.se> writes: >> On 1 Nov 2018, at 15:14, Tom Lane <t...@sss.pgh.pa.us> wrote: >> Wow ... could it be that it actually varies depending on the combination >> of compiler and OS versions? That would be weird.
> Or the version of XCode and the set of installed SDKs? I only have a single > SDK installed on both of these systems, if you have multiple ones on the 10.0 > installation that might explain something. Or not. Nope, I just have the one: $ ls -l /Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/ total 0 drwxr-xr-x 7 root wheel 224 Oct 31 11:22 MacOSX.sdk/ lrwxr-xr-x 1 root wheel 10 Sep 19 19:28 MacOSX10.14.sdk@ -> MacOSX.sdk regards, tom lane