Francisco Casas (@fcasas) commented about libs/vkd3d-shader/hlsl_constant_ops.c:
return true; }
+static bool fold_dp2add(struct hlsl_ctx *ctx, struct hlsl_constant_value *dst, const struct hlsl_type *dst_type, + const struct hlsl_ir_constant *src1, const struct hlsl_ir_constant *src2, const struct hlsl_ir_constant *src3) +{ + enum hlsl_base_type type = dst_type->base_type; + unsigned int k; + + assert(type == src1->node.data_type->base_type); + assert(type == src2->node.data_type->base_type); + assert(type == src3->node.data_type->base_type); + assert(src1->node.data_type->dimx == src2->node.data_type->dimx); + assert(type == HLSL_TYPE_FLOAT || type == HLSL_TYPE_HALF);
perhaps we should also assert that `src3->node.data_type->dimx == 1`. -- https://gitlab.winehq.org/wine/vkd3d/-/merge_requests/240#note_36386