[llvm] r310022 - Prevent unused warning in non-assert builds (introduced in r310014).

[Adrian Prantl via llvm-commits]

Thanks!
-- adrian
> On Aug 3, 2017, at 10:05 PM, Daniel Jasper via llvm-commits <llvm-commits at lists.llvm.org> wrote:
> 
> Author: djasper
> Date: Thu Aug  3 22:05:29 2017
> New Revision: 310022
> 
> URL: http://llvm.org/viewvc/llvm-project?rev=310022&view=rev
> Log:
> Prevent unused warning in non-assert builds (introduced in r310014).
> 
> Modified:
>    llvm/trunk/lib/IR/DIBuilder.cpp
> 
> Modified: llvm/trunk/lib/IR/DIBuilder.cpp
> URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/IR/DIBuilder.cpp?rev=310022&r1=310021&r2=310022&view=diff
> ==============================================================================
> --- llvm/trunk/lib/IR/DIBuilder.cpp (original)
> +++ llvm/trunk/lib/IR/DIBuilder.cpp Thu Aug  3 22:05:29 2017
> @@ -678,8 +678,8 @@ DIExpression *DIBuilder::createFragmentE
>       if (Op.getOp() == dwarf::DW_OP_LLVM_fragment) {
>         // Make the new offset point into the existing fragment.
>         uint64_t FragmentOffsetInBits = Op.getArg(0);
> -        uint64_t FragmentSizeInBits = Op.getArg(1);
> -        assert((OffsetInBits + SizeInBits <= FragmentSizeInBits) &&
> +        // Op.getArg(1) is FragmentSizeInBits.
> +        assert((OffsetInBits + SizeInBits <= Op.getArg(1)) &&
>                "new fragment outside of original fragment");
>         OffsetInBits += FragmentOffsetInBits;
>         break;
> 
> 
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