(AMD Phenom(tm) II X6 1090T Processor) gcc 4.7.2 (4.7.2 20120921 (Red Hat 4.7.2-2)):
time make CXX=/usr/bin/g++ -j6 real 3m1.055s user 10m31.367s sys 0m49.691s size src/lyx text data bss dec hex filename 11339834 31336 45416 11416586 ae340a src/lyx ls -l ./src/lyx 169405554 ./src/lyx gcc 4.8.0 (4.8.0 20121023 (experimental)): time make -j6 real 3m9.445s user 11m53.000s sys 0m51.485s size src/lyx text data bss dec hex filename 11348213 31352 44504 11424069 ae5145 src/lyx ls -l ./src/lyx 172783951 ./src/lyx It seems that size and compile time not much has happened. (a good thing) No warnings¹ with gcc 4.7 nor with 4.8 (except one in Qt but I bet that will get fixed when gcc comes closer to release) ¹ That is with my boost warnings removed patch applied. -- Lgb