[43/46] incubator-quickstep git commit: Fixed a g++ compiler warning (#221)

[zu...@apache.org]

Fixed a g++ compiler warning (#221)

Project: http://git-wip-us.apache.org/repos/asf/incubator-quickstep/repo
Commit: http://git-wip-us.apache.org/repos/asf/incubator-quickstep/commit/6a5a4c9e
Tree: http://git-wip-us.apache.org/repos/asf/incubator-quickstep/tree/6a5a4c9e
Diff: http://git-wip-us.apache.org/repos/asf/incubator-quickstep/diff/6a5a4c9e

Branch: refs/heads/master
Commit: 6a5a4c9ed3bd8a5d38e8e321aa28fca598aad003
Parents: 756aa75
Author: Marc S <cr...@users.noreply.github.com>
Authored: Wed May 11 14:34:37 2016 -0500
Committer: Zuyu ZHANG <zu...@users.noreply.github.com>
Committed: Wed May 11 12:34:37 2016 -0700

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 query_optimizer/ExecutionGenerator.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
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http://git-wip-us.apache.org/repos/asf/incubator-quickstep/blob/6a5a4c9e/query_optimizer/ExecutionGenerator.cpp
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diff --git a/query_optimizer/ExecutionGenerator.cpp b/query_optimizer/ExecutionGenerator.cpp
index 7f26e85..7209cfa 100644
--- a/query_optimizer/ExecutionGenerator.cpp
+++ b/query_optimizer/ExecutionGenerator.cpp
@@ -588,8 +588,8 @@ void ExecutionGenerator::convertHashJoin(const P::HashJoinPtr &physical_plan) {
   std::vector<attribute_id> probe_original_attribute_ids;
   std::vector<attribute_id> build_original_attribute_ids;
 
-  const CatalogRelation *referenced_stored_probe_relation;
-  const CatalogRelation *referenced_stored_build_relation;
+  const CatalogRelation *referenced_stored_probe_relation = nullptr;
+  const CatalogRelation *referenced_stored_build_relation = nullptr;
 
   bool any_probe_attributes_nullable = false;
   bool any_build_attributes_nullable = false;