[Bug other/91936] Slowness in exp()

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91936 --- Comment #3 from Weiqiang Wu --- Thanks, Jonathan. The problem seems universal. I can replicate it with gcc 9.2.0 and glibc 2.27 through the following online compiler. ( https://gcc.godbolt.org/z/QXU8Wm ) When I switch to icc 19.0.1 there,

[Bug other/91936] New: Slowness in exp()

: unassigned at gcc dot gnu.org Reporter: waikng at hotmail dot com Target Milestone: --- Created attachment 46982 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=46982&action=edit slow exp() example I found two arrays of double numbers in our application such that the calculati