[Bug ipa/108130] [13 Regression] LTO compile time hog seen on bootstrap-lto config since r13-4684-g7450b25566b7a7

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108130

--- Comment #1 from Richard Biener <rguenth at gcc dot gnu.org> ---
We probably have all the "external" summaries multiple times now?