diff --git a/src/gallium/auxiliary/draw/draw_llvm.c b/src/gallium/auxiliary/draw/draw_llvm.c
index 3516fce6325..f4e0d70cd32 100644
--- a/src/gallium/auxiliary/draw/draw_llvm.c
+++ b/src/gallium/auxiliary/draw/draw_llvm.c
@@ -1146,7 +1146,7 @@ generate_clipmask(struct draw_llvm *llvm,
    LLVMValueRef zero, shift;
    LLVMValueRef pos_x, pos_y, pos_z, pos_w;
    LLVMValueRef cv_x, cv_y, cv_z, cv_w;
-   LLVMValueRef plane1, planes, plane_ptr, sum;
+   LLVMValueRef plane1, planes, plane_ptr;
    struct lp_type f32_type = vs_type;
    struct lp_type i32_type = lp_int_type(vs_type);
    const unsigned pos = llvm->draw->vs.position_output;
@@ -1287,6 +1287,7 @@ generate_clipmask(struct draw_llvm *llvm,
          } else {
             LLVMTypeRef vs_elem_type = lp_build_elem_type(gallivm, vs_type);
             LLVMTypeRef vs_type_llvm = lp_build_vec_type(gallivm, vs_type);
+            LLVMValueRef sum = NULL;
             indices[0] = lp_build_const_int32(gallivm, 0);
             indices[1] = lp_build_const_int32(gallivm, plane_idx);