https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90316
--- Comment #3 from Richard Biener ---
GCC 8 got enhanced get_continuation_for_phi, previously we gave up for this
kind of CFG.
2017-05-04 Richard Biener
* tree-ssa-alias.c (get_continuation_for_phi): Improve looking
for the
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90316
--- Comment #2 from Richard Biener ---
So with just _E0 to _E175 assigns we are calling get_continuation_for_phi 1400
times through translate_vuses_through_block (part of PHI translation) and
that recurses ~8 times.
The CFG is "interesting"
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90316
Richard Biener changed:
What|Removed |Added
Keywords||compile-time-hog