[Development] OSX: building against the 10.6 SDK with Qt 5.1?

[Sorvig Morten]

On Apr 2, 2013, at 9:51 PM, Josh Faust <jfaust at suitabletech.com> wrote:

> Actually, this seems to go beyond just using a custom SDK path. If I place the 10.6 SDK alongside the others inside the Xcode application folder and configure with:
> ./configure -developer-build -release -opensource -confirm-license -shared -nomake examples -nomake demos -nomake docs -no-c++11 -platform macx-g++ -sdk macosx10.6
> 
> It fails with:
> 
> Determining architecture... ()
> /Applications/Xcode.app/Contents/Developer/usr/bin/g++ -c -pipe -g -gdwarf-2 -Wall -W -isysroot /Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.6.sdk -mmacosx-version-min=10.6 -fPIE  -I../../mkspecs/macx-g++ -I. -o arch.o arch.cpp
> /Applications/Xcode.app/Contents/Developer/usr/bin/g++ -headerpad_max_install_names -Wl,-syslibroot,/Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.6.sdk -mmacosx-version-min=10.6 -o arch arch.o    
> ld: library not found for -lstdc++
> collect2: ld returned 1 exit status
> make: *** [arch] Error 1
> Unable to determine architecture!
> 
> Before I file a ticket, is building against 10.6 supposed to work with 5.1?

Yes, that's supposed to work. libstdc++ is the correct standard library to link against for 10.6, so it's a bit strange that it fails.

Morten