https://gcc.gnu.org/bugzilla/show_bug.cgi?id=53341
--- Comment #3 from Jonathan Wakely ---
Bisections indicates it was fixed by this commit:
commit ead84f73b0a0f39ea39aa0329b6da83e4a9e6e02 [r0-116315-gead84f73b0a0f3]
Author: Jan Hubicka
Date: Fri Apr 20 15:09:11 2012
lto-symtab.c
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=53341
Andrew Pinski changed:
What|Removed |Added
Status|UNCONFIRMED |RESOLVED
Target Milestone|---
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=53341
--- Comment #1 from Jonathan Wakely ---
With -std=c++0x included (until a few days ago on trunk),
which is what caused the difference.
I don't see _ZdlPv since 4.8.0 though.