1 files changed, 1 insertions, 0 deletions
diff --git a/source/slang/slang-ir-lower-generic-function.cpp b/source/slang/slang-ir-lower-generic-function.cpp
index 31ac7850a..3edc373c4 100644
--- a/source/slang/slang-ir-lower-generic-function.cpp
+++ b/source/slang/slang-ir-lower-generic-function.cpp
@@ -175,6 +175,7 @@ namespace Slang
             {
                 auto paramType = funcType->getOperand(i);
                 auto loweredParamType = sharedContext->lowerType(builder, paramType, typeMapping, nullptr);
+                SLANG_ASSERT(loweredParamType);
                 translated = translated || (loweredParamType != paramType);
                 newOperands.add(loweredParamType);
             }