cpplint

Author: andrjohns

stan/math/prim/fun/poisson_binomial_log_probs.hpp

@@ -5,6 +5,7 @@
 #include <stan/math/prim/fun/log.hpp>
 #include <stan/math/prim/fun/log1m.hpp>
 #include <stan/math/prim/fun/log_sum_exp.hpp>
+#include <stan/math/prim/fun/log_mix.hpp>
 #include <stan/math/prim/fun/max_size.hpp>
 #include <stan/math/prim/fun/vector_seq_view.hpp>
 

test/unit/math/prim/prob/poisson_binomial_test.cpp

@@ -37,8 +37,10 @@ TEST(ProbDistributionsPoissonBinomial, lpmf_length_0_length_1_vectorial_y) {
   EXPECT_FLOAT_EQ(poisson_binomial_lpmf(y0, to_row_vector(v0)), 0.0);
   EXPECT_FLOAT_EQ(poisson_binomial_lpmf(y0, to_array_1d(v0)), 0.0);
   EXPECT_FLOAT_EQ(poisson_binomial_lpmf(y1, v1), std::log(0.4) * 2);
-  EXPECT_FLOAT_EQ(poisson_binomial_lpmf(y1, to_row_vector(v1)), std::log(0.4) * 2);
-  EXPECT_FLOAT_EQ(poisson_binomial_lpmf(y1, to_array_1d(v1)), std::log(0.4) * 2);
+  EXPECT_FLOAT_EQ(poisson_binomial_lpmf(y1, to_row_vector(v1)),
+                  std::log(0.4) * 2);
+  EXPECT_FLOAT_EQ(poisson_binomial_lpmf(y1, to_array_1d(v1)),
+                  std::log(0.4) * 2);
 }
 
 TEST(ProbDistributionsPoissonBinomial, lpmf_works_on_scalar_arguments) {