[llvm-commits] [llvm] r62236 - /llvm/trunk/lib/VMCore/AsmWriter.cpp

[Chris Lattner]

On Jan 14, 2009, at 9:51 AM, Nuno Lopes wrote:

> Author: nlopes
> Date: Wed Jan 14 11:51:41 2009
> New Revision: 62236
>
> URL: http://llvm.org/viewvc/llvm-project?rev=62236&view=rev
> Log:
> fix crash in the case when some arg is null

Hi Nuno,

When can operands be null?

-Chris

>
>
> Modified:
>    llvm/trunk/lib/VMCore/AsmWriter.cpp
>
> Modified: llvm/trunk/lib/VMCore/AsmWriter.cpp
> URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/VMCore/AsmWriter.cpp?rev=62236&r1=62235&r2=62236&view=diff
>
> =
> =
> =
> =
> =
> =
> =
> =
> ======================================================================
> --- llvm/trunk/lib/VMCore/AsmWriter.cpp (original)
> +++ llvm/trunk/lib/VMCore/AsmWriter.cpp Wed Jan 14 11:51:41 2009
> @@ -1671,7 +1671,7 @@
>     } else {
>       for (unsigned i = 1, E = I.getNumOperands(); i != E; ++i) {
>         Operand = I.getOperand(i);
> -        if (Operand->getType() != TheType) {
> +        if (Operand && Operand->getType() != TheType) {
>           PrintAllTypes = true;    // We have differing types!   
> Print them all!
>           break;
>         }
>
>
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