https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115673
--- Comment #7 from Uroš Bizjak <ubizjak at gmail dot com> ---
(In reply to Richard Biener from comment #6)
> So it likely expects f1@GOTPCREL(%rip) to be CSEd?
>
> f2:
> .LFB2:
> .cfi_startproc
> subq $8, %rsp
> .cfi_def_cfa_offset 16
> call *f1@GOTPCREL(%rip)
This call is not indirect (through the register).
> leaq f3(%rip), %rax
> call *%rax
> addq $8, %rsp
> .cfi_def_cfa_offset 8
> jmp *f1@GOTPCREL(%rip)
Neither is this sibcall indirect.
'-mforce-indirect-call'
Force all calls to functions to be indirect. This is useful when
using Intel Processor Trace where it generates more precise timing
information for function calls.
