{$push}{$pop} - do not restore AsmMode
FPC[main]
```pascal
program test;
{$mode objfpc}
//{$define INTEL}
{$IFDEF INTEL}
{$asmmode intel}
{$push}{$asmmode att}{$pop}
procedure proc2; assembler;
asm
mov rax, 0 // err
end;
{$ELSE}
{$asmmode att}
{$push}{$asmmode intel}{$pop}
procedure proc2; assembler;
asm
movq $0, %rax // err
end;
{$ENDIF}
begin
end.
```
issue