[quake3] q3asm miscompilation

Ludwig Nussel ludwig.nussel at suse.de
Sat Oct 29 08:49:56 EDT 2005


Ludwig Nussel wrote:
> The attached program miscompiles with q3asm. The syscall trap_Print
> has number -1, the argument in the qvm however is 3 (look for 21 08
> (OP_ARG 8) followed by 08 .. .. .. .. (OP_CONST) in the hex dump).
> The offset seems to be constant. Ie if you use -2 it passed 2
> instead. In larger programs it works though.

works:

static const char buf[] = "hello world\n";
int vmMain()
{
	return trap_Print(buf);
}

doesn't:

static const char* buf = "hello world\n";
int vmMain()
{
	return trap_Print(buf);
}

cu
Ludwig

-- 
 (o_   Ludwig Nussel
 //\   SUSE LINUX Products GmbH, Development
 V_/_  http://www.suse.de/




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