Support initializing an existential value from a generic value. (#1503)

* Support initializing an existential value from a generic value.

* Remove trailing spaces and clean up debugging code.

1 files changed, 7 insertions, 12 deletions

diff --git a/source/slang/slang-ir-lower-tuple-types.cpp b/source/slang/slang-ir-lower-tuple-types.cpp
index cadf77253..d9fd91d3d 100644
--- a/source/slang/slang-ir-lower-tuple-types.cpp
+++ b/source/slang/slang-ir-lower-tuple-types.cpp
@@ -149,21 +149,16 @@ namespace Slang
 
             while (workList.getCount() != 0)
             {
-                // We will then iterate until our work list goes dry.
-                //
-                while (workList.getCount() != 0)
-                {
-                    IRInst* inst = workList.getLast();
+                IRInst* inst = workList.getLast();
 
-                    workList.removeLast();
-                    workListSet.Remove(inst);
+                workList.removeLast();
+                workListSet.Remove(inst);
 
-                    processInst(inst);
+                processInst(inst);
 
-                    for (auto child = inst->getLastChild(); child; child = child->getPrevInst())
-                    {
-                        addToWorkList(child);
-                    }
+                for (auto child = inst->getLastChild(); child; child = child->getPrevInst())
+                {
+                    addToWorkList(child);
                 }
             }