[Patch, PR 61720] Clear regex BFS match queue after every iteration

[Jonathan Wakely]

On 08/07/14 18:53 -0700, Tim Shen wrote:
>+// libstdc++/61720
>+void
>+PR61720()
>+{
>+  bool test __attribute__((unused)) = true;
>+
>+  string test = R"("test\")";

Does this compile?
You've redeclared 'test'