tree a630a178d1d55177e438679568e82f47265fba4e
parent caf2f6fa9a35a2602ea7b16426473dd9fcc92cea
author Roberto Lublinerman <rluble@google.com> 1473706713 -0700
committer Roberto Lublinerman <rluble@google.com> 1473716426 -0700

Fix missing error reporting in SDM that leads to NPE.

In certain cases SDM would ignore errors in compilation units and
the compile would abort with NPE.

UnifyAST has code to avoid reporting the same error multimple times but
it was incorrect and might miss reporting an error.

Bug: #9425
Change-Id: I0b4898d9533e3da8ae98129353194b8b879b6d54
Bug-Link: https://github.com/gwtproject/gwt/issues/9425