[Bug bootstrap/67587] [6 Regression] profiledbootstrap failure with --with-build-config=bootstrap-lto

[trippels at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67587

--- Comment #10 from Markus Trippelsdorf <trippels at gcc dot gnu.org> ---
Created attachment 36336
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=36336&action=edit
testcase for x86_64

 % g++ -c -march=westmere -O2 -pipe -fprofile-use -DIN_GCC -fno-exceptions
-fno-rtti -fasynchronous-unwind-tables tree-chrec.ii
../../gcc/gcc/tree-chrec.c: In function ‘tree_node* chrec_fold_plus(tree, tree,
tree)’:
../../gcc/gcc/tree-chrec.c:383:1: error: non-cold basic block 271 dominated by
a block in the cold partition (270)
../../gcc/gcc/tree-chrec.c:383:1: internal compiler error: verify_flow_info
failed
0x8d5a92 verify_flow_info()
        ../../gcc/gcc/cfghooks.c:262
0xbb8b99 execute_function_todo
        ../../gcc/gcc/passes.c:1963
0xbb9503 execute_todo
        ../../gcc/gcc/passes.c:2008
Please submit a full bug report,
with preprocessed source if appropriate.
Please include the complete backtrace with any bug report.
See <http://gcc.gnu.org/bugs.html> for instructions.