I've also seen this with the 3.6 SDK. There were definitely issues even compiling successfully in the 4.0 version of FlashBuilder, and while 4.5.x does successfully do the export to release builder, it seems the compilation size is now an issue.
On Tue, Aug 16, 2011 at 8:06 AM, durnelln <n...@arielcommunications.co.uk>wrote: > ** > > > Hi all, > > I have migrated two Flex Builder/SDK 3.0 Projects all the way up to Flash > Builder/SDK 4.5.1. One project is a library project that compiles to an RSL. > The other project contains two applications that use the RSL library. > Everything now seems to be compiling and running correctly in 4.5.1 but I > have noticed that the RSL size is much bigger than before when I do an > Export Release Build of the applications: > > Flex Builder 3.0 & SDK 3.0 > library SWC (in library project bin folder) : 1107KB > library SWF (in applications project bin-release folder) : 507KB > > Flex Builder 4.5.1 & SDK 4.5.1 > library SWC (in library project bin folder) : 1102KB > library SWF (in applications project bin-release folder) : 977KB > > I always assumed that the RSL file size reduction (~50%) in Flex 3 was > because the debug information was being stripped out and the library > optimized as part of the Export Release Build. However this does not seem to > be happening in 4.5.1. Have I missed a configuration option or something? > How can I reduce the size of my release build RSL SWF in 4.5.1? > > Regards, > > Nick. > > >
