nullref fix + tests

fixes #1146
peachpiecompiler · Jul 27, 2024 · 2e7f402 · 2e7f402
1 parent 7e13fcf
commit 2e7f402
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diff --git a/src/Peachpie.CodeAnalysis/Semantics/SemanticsBinder.cs b/src/Peachpie.CodeAnalysis/Semantics/SemanticsBinder.cs
@@ -386,6 +386,7 @@ BoundStatement BindUnsetStmt(AST.UnsetStmt stmt)
             {
                 return new BoundBlock(
                     stmt.VarList
+                        .WhereNotNull()
                         .Select(BindUnsetStmt)
                         .ToList()
                     );

diff --git a/tests/variables/unset_006.php b/tests/variables/unset_006.php
@@ -0,0 +1,6 @@
+<?php
+namespace variables\unset_006;
+
+$g = 123;
+unset($g, ); // null item // https://github.com/peachpiecompiler/peachpie/issues/1146
+