[Bug debug/46338] -fcompare-debug failure (length) with -O -fprofile-generate

[zsojka at seznam dot cz]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46338

--- Comment #4 from Zdenek Sojka <zsojka at seznam dot cz> 2010-11-18 20:05:39 UTC ---
Created attachment 22449
  --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=22449
more reduced testcase

$ gcc -O -fprofile-generate -fcompare-debug testcase.C            
gcc: error: testcase.C: -fcompare-debug failure (length)

Fails in r166899