restore location in gcc alloca codegen

Author: erikdesjardins

src/builder.rs

@@ -902,7 +902,13 @@ impl<'a, 'gcc, 'tcx> BuilderMethods<'a, 'tcx> for Builder<'a, 'gcc, 'tcx> {
  let ty = self.cx.type_array(self.cx.type_i8(), size.bytes()).get_aligned(align.bytes());
  // TODO(antoyo): It might be better to return a LValue, but fixing the rustc API is non-trivial.
  self.stack_var_count.set(self.stack_var_count.get() + 1);
- self.current_func().new_local(None, ty, &format!("stack_var_{}", self.stack_var_count.get())).get_address(None)
+ self.current_func()
+ .new_local(
+ self.location,
+ ty,
+ &format!("stack_var_{}", self.stack_var_count.get()),
+ )
+ .get_address(self.location)
  }
 
  fn dynamic_alloca(&mut self, _len: RValue<'gcc>, _align: Align) -> RValue<'gcc> {