[Bug middle-end/116772] [15 regression] SIGFPE (branch optimised out) in eigen-3.4.0 testsuite

[rguenth at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=116772

--- Comment #8 from Richard Biener <rguenth at gcc dot gnu.org> ---
Note genmatch uses TREE_SIDE_EFFECTS only for dropping/duplicating issues,
making traps unconditional is sth that patterns need to check.