[Bug other/64928] Inordinate cpu time and memory usage in "phase opt and generate" with -ftest-coverage -fprofile-arcs

[lucier at math dot purdue.edu]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64928

--- Comment #1 from lucier at math dot purdue.edu ---
Created attachment 34660
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=34660&action=edit
Input file for bug