Compiler Notes - plepe/mapnik GitHub Wiki

Random notes on compiler results in terms of runtime speed and library size

Mapnik 2.1.x branch with clang++ 3.3 (trunk 177655) on OS X 10.7

• -Os: libmapnik.dylib is 16.2 MB and tests run in 3.9s
• -O2: libmapnik.dylib is 12.8 MB and tests run in 3.7s
• -O3: libmapnik.dylib is 12.5 MB and tests run in 3.7s