test: BulkTest passed

3 files changed, 5 insertions, 3 deletions

diff --git a/src/Execution/Runtime.php b/src/Execution/Runtime.php
index 58e2169..5107c3d 100644
--- a/src/Execution/Runtime.php
+++ b/src/Execution/Runtime.php
@@ -2357,7 +2357,7 @@ final class Runtime
         }
         $r = $tab->elem[$i];
         if ($r instanceof Refs\RefNull) {
-            throw new TrapException("call_indirect: ref.null");
+            throw new TrapException("call_indirect: ref.null", trapKind: TrapKind::UninitializedElement);
         }
         assert($r instanceof Refs\RefFunc);
         $a = $r->addr;
diff --git a/src/Execution/TrapKind.php b/src/Execution/TrapKind.php
index b1c00ef..ac1c4dd 100644
--- a/src/Execution/TrapKind.php
+++ b/src/Execution/TrapKind.php
@@ -9,4 +9,5 @@ enum TrapKind
     case Unknown;
     case OutOfBoundsMemoryAccess;
     case OutOfBoundsTableAccess;
+    case UninitializedElement;
 }
diff --git a/tests/src/SpecTestsuites/SpecTestsuiteBase.php b/tests/src/SpecTestsuites/SpecTestsuiteBase.php
index f2b0206..d6cd85e 100644
--- a/tests/src/SpecTestsuites/SpecTestsuiteBase.php
+++ b/tests/src/SpecTestsuites/SpecTestsuiteBase.php
@@ -252,10 +252,11 @@ abstract class SpecTestsuiteBase extends TestCase
             TrapKind::Unknown => 'unknown',
             TrapKind::OutOfBoundsMemoryAccess => 'out of bounds memory access',
             TrapKind::OutOfBoundsTableAccess => 'out of bounds table access',
+            TrapKind::UninitializedElement => 'uninitialized element',
         };
-        $this->assertSame(
-            $expectedErrorMessage,
+        $this->assertStringContainsString(
             $actualErrorMessage,
+            $expectedErrorMessage,
             'trap kind mismatch' . $message,
         );
     }