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[Bug debug/49676] inefficiency: DW_AT_GNU_call_site_value calculates everything << 32
- From: "jan.kratochvil at redhat dot com" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Fri, 8 Jul 2011 14:41:11 +0000
- Subject: [Bug debug/49676] inefficiency: DW_AT_GNU_call_site_value calculates everything << 32
- Auto-submitted: auto-generated
- References: <bug-49676-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49676
Jan Kratochvil <jan.kratochvil at redhat dot com> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|UNCONFIRMED |RESOLVED
Resolution| |INVALID
--- Comment #2 from Jan Kratochvil <jan.kratochvil at redhat dot com> 2011-07-08 14:40:54 UTC ---
Therefore
func (int i)
is correct to call with value 1 as:
movq $0xdeaddead00000001, %rdi
I did not realize. Thanks for the explanation.
DW_OP_shl vs. DW_OP_and "inefficiency" I would not file.