[code generation] bugfix in single buffering

2019-03-26 15:55:48 -07:00
parent 8d35c98920
commit 9d6fc1c051
13 changed files with 135 additions and 41 deletions
--- a/lib/ir/basic_block.cpp
+++ b/lib/ir/basic_block.cpp
@@ -21,6 +21,8 @@ basic_block* basic_block::create(context &ctx, const std::string &name, function

 void basic_block::add_predecessor(basic_block *pred) {
  preds_.push_back(pred);
+  if(pred)
+    pred->succs_.push_back(this);
 }