diff --git a/src/gallium/drivers/nouveau/codegen/nv50_ir_peephole.cpp b/src/gallium/drivers/nouveau/codegen/nv50_ir_peephole.cpp
index 8a167d70abf..385cb024e66 100644
--- a/src/gallium/drivers/nouveau/codegen/nv50_ir_peephole.cpp
+++ b/src/gallium/drivers/nouveau/codegen/nv50_ir_peephole.cpp
@@ -365,6 +365,7 @@ IndirectPropagation::visit(BasicBlock *bb)
 class ConstantFolding : public Pass
 {
 public:
+   ConstantFolding() : foldCount(0) {}
    bool foldAll(Program *);
 
 private: