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https://gitlab.com/freepascal.org/fpc/source.git
synced 2025-04-05 08:18:12 +02:00
41 lines
1.2 KiB
ObjectPascal
41 lines
1.2 KiB
ObjectPascal
{ %TARGET=win32,win64,wince,linux,android }
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{ %OPT=-CE }
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program tsafecall3;
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{$mode objfpc}{$H+}
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uses
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Classes, SysUtils;
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function SafecallProcedureAlias(AParam1,AParam2: integer):HRESULT; {$IFDEF windows}stdcall{$ELSE}cdecl{$ENDIF}; [external name '_SAFECALLPROCEDURE'];
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procedure SafecallProcedure(AParam1,AParam2: integer); safecall; [public, alias: '_SAFECALLPROCEDURE'];
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var i,j: double;
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begin
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if (AParam1<>$123456) or (AParam2<>$654321) then
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halt(1);
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i := 1;
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j := 0;
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// division by zero, but no exception should be raised. Instead the function
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// result has to be <> 0
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i := i/j;
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end;
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function SafecallFunctionAlias(AParam1,AParam2: integer; out _result: string):HRESULT; {$IFDEF windows}stdcall{$ELSE}cdecl{$ENDIF}; [external name '_SAFECALLFUNCTION'];
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function SafecallFunction(AParam1,AParam2: integer): string; safecall; [public, alias: '_SAFECALLFUNCTION'];
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begin
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if (AParam1<>$123456) or (AParam2<>$654321) then
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halt(2);
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raise exception.create('Ignore and return non-zero');
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end;
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var
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s : string;
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begin
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if SafecallProcedureAlias($123456,$654321) = 0 then
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halt(11);
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if SafecallFunctionAlias($123456,$654321,s) = 0 then
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halt(12);
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end.
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