[llvm] r225186 - SymbolRewriter: use iplist::splice

[David Blaikie]

On Mon, Jan 5, 2015 at 9:56 AM, Saleem Abdulrasool <compnerd at compnerd.org>
wrote:

> Author: compnerd
> Date: Mon Jan  5 11:56:32 2015
> New Revision: 225186
>
> URL: http://llvm.org/viewvc/llvm-project?rev=225186&view=rev
> Log:
> SymbolRewriter: use iplist::splice
>
> The swap implementation for iplist is currently unsupported.  Simply
> splice the
> old list into place, which achieves the same purpose.  This is needed in
> order
> to thread the -frewrite-map-file frontend option correctly.  NFC.
>
> Modified:
>     llvm/trunk/lib/Transforms/Utils/SymbolRewriter.cpp
>
> Modified: llvm/trunk/lib/Transforms/Utils/SymbolRewriter.cpp
> URL:
> http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Transforms/Utils/SymbolRewriter.cpp?rev=225186&r1=225185&r2=225186&view=diff
>
> ==============================================================================
> --- llvm/trunk/lib/Transforms/Utils/SymbolRewriter.cpp (original)
> +++ llvm/trunk/lib/Transforms/Utils/SymbolRewriter.cpp Mon Jan  5 11:56:32
> 2015
> @@ -494,7 +494,7 @@ RewriteSymbols::RewriteSymbols() : Modul
>
>  RewriteSymbols::RewriteSymbols(SymbolRewriter::RewriteDescriptorList &DL)
>      : ModulePass(ID) {
> -  std::swap(Descriptors, DL);
> +  Descriptors.splice(Descriptors.begin(), DL);
>

Could we just implement swap with splice, or does that not work?


>  }
>
>  bool RewriteSymbols::runOnModule(Module &M) {
>
>
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