That's a litle concerning:
$000100089CA3 OwnerHierarchyName, line 2180 of symdef.pas
Lines 2179 and 2180 of that file are the following:
if assigned(tmp.owner) and
(tmp.owner.symtabletype in
[ObjectSymtable,recordsymtable]) then
Since the access violation
My 3.3.1 build is from the 27th June.
However the error did happened with the previous build too. (That is
according to error msg, I did not compare the trace).
During a build of the Lazarus IDE, ppu files from the previous build
still in place. Just a handful of source files changed.
There
Both clang and gcc seem to do this
> On 30/06/2022 17:28 CEST J. Gareth Moreton via fpc-devel
> wrote:
>
>
> This was what I was working on:
>
> https://gitlab.com/freepascal.org/fpc/source/-/merge_requests/252
>
> The same question applies regarding the TEST instruction, but it's a
>
This was what I was working on:
https://gitlab.com/freepascal.org/fpc/source/-/merge_requests/252
The same question applies regarding the TEST instruction, but it's a
little more restrictive in this instance in that it's determined that
the program doesn't care about the upper bytes of the
Yeah, I just realised I was pretty silly to miss that! I must be more
tired than I thought!
The reason why I brought it up is because I found an upgrade to the
"MovAndTest2Test" optimisation where you might have something like "movl
%eax,(memory); andl $1,%eax; testb %al;%al" (Yes, that code
On Montag, 27. Juni 2022 04:43:46 CEST J. Gareth Moreton via fpc-devel wrote:
> testl$1,%ebx -> testb$1,%bl
Obviously, thats not the same. The latter will only compare the least-
significant byte against 1, and ignore the rest of the register. The former
will also compare the remainder
On 27-6-2022 04:43, J. Gareth Moreton via fpc-devel wrote:
Hi everyone,
I'm playing around with a peephole optimization (back to my roots!) and
I've come across a relatively simple one that aims to reduce instruction
size occasionally. One part involves reducing the opsize if the
constant
Works perfectly thanks Michael.
Russell.
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