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-rw-r--r--src/wasm2asm.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/src/wasm2asm.h b/src/wasm2asm.h
index b8b897ef9..53cb6df78 100644
--- a/src/wasm2asm.h
+++ b/src/wasm2asm.h
@@ -19,6 +19,9 @@
// infrastructure.
//
+#ifndef wasm_wasm2asm_h
+#define wasm_wasm2asm_h
+
#include "wasm.h"
#include "emscripten-optimizer/optimizer.h"
#include "mixed_arena.h"
@@ -1094,3 +1097,5 @@ Ref Wasm2AsmBuilder::processFunctionBody(Expression* curr, IString result) {
}
} // namespace wasm
+
+#endif // wasm_wasm2asm_h