This patch from Chris Manghane changes the Go frontend to use allocate
for non-escaping new expressions.  Previously it was using a temporary
variable, which failed when the new expression was in a loop.
Bootstrapped and ran Go testsuite on x86_64-unknown-linux-gnu.
Committed to mainline.

Ian


2015-04-30  Chris Manghane  <cmang@google.com>

* go-gcc.cc (Gcc_backend::stack_allocation_expression): New
method.