[Bug sanitizer/59733] [4.9 Regression] bootstrap-asan failed to bootstrap

[hjl.tools at gmail dot com]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59733

--- Comment #6 from H.J. Lu <hjl.tools at gmail dot com> ---
Created attachment 31788
  --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=31788&action=edit
strace -o log -e mmap,munmap