[Bug pch/53880] [4.8 Regression] compile time regression when generating precompiled headers for boost

[steven at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53880

--- Comment #26 from Steven Bosscher <steven at gcc dot gnu.org> 2012-07-30 
13:17:25 UTC ---
FWIW, the resulting PCH for GCC 4.8 is more than twice as large as the PCH for
GCC 4.7.