[Bug bootstrap/46650] r167010 breaks --enable-build-with-cxx

[howarth at nitro dot med.uc.edu]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46650

--- Comment #1 from Jack Howarth <howarth at nitro dot med.uc.edu> 2010-11-25 01:41:33 UTC ---
The simplest fix for this issue would be to change the behavior of
--enable-build-with-cxx such that only stage2 and stage3 are built with the c++
compiler and stage 1 remains built with the c compiler.