[Bug bootstrap/60830] [4.9 Regression] ICE on bootstrapping on cygwin

[g...@denis-excoffier.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=60830

--- Comment #13 from Denis Excoffier <g...@denis-excoffier.org> ---
Created attachment 32600
  --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=32600&action=edit
gdb session stepping until the end