https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64693
H.J. Lu <hjl.tools at gmail dot com> changed: What |Removed |Added ---------------------------------------------------------------------------- Status|UNCONFIRMED |NEW Last reconfirmed| |2015-01-20 Component|bootstrap |lto Target Milestone|--- |5.0 Summary|[5 Regression] PCH failed |[5 Regression] PCH failed |with LTO + |with |profiledbootstrap |--with-build-config=bootstr | |ap-lto Ever confirmed|0 |1 --- Comment #1 from H.J. Lu <hjl.tools at gmail dot com> --- --with-build-config=bootstrap-lto is sufficient to trigger this.