> Then if I use the resultant compiler from a 4.6.1 build I get a massive > increase in failures on both i386 and Sparc : > > http://gcc.gnu.org/ml/gcc-testresults/2011-10/msg03286.html
This is unexpected, results are clean here: http://gcc.gnu.org/ml/gcc-testresults/2011-10/msg03536.html > Also, I see bucket loads of these : > > FAIL: g++.dg/pch/wchar-1.C -O2 -g -I. (internal compiler error) PCH seems to be totally broken. AFAIK nothing has changed between 4.6.1 and 4.6.2 in this area. Can you try with 4.6.1? Did you change the machines? -- Eric Botcazou