diff --git a/src/microsoft/clc/clc_helpers.cpp b/src/microsoft/clc/clc_helpers.cpp
index f892d8fab93..912a2a9e9e5 100644
--- a/src/microsoft/clc/clc_helpers.cpp
+++ b/src/microsoft/clc/clc_helpers.cpp
@@ -874,7 +874,7 @@ clc_c_to_spir(const struct clc_compile_args *args,
    if (!pair.first)
       return -1;
 
-   ::llvm::SmallVector<char> buffer;
+   ::llvm::SmallVector<char, 0> buffer;
    ::llvm::BitcodeWriter writer(buffer);
    writer.writeModule(*pair.first);