From 5064cb7d5e75784b007d0b16b392134ae83e18d6 Mon Sep 17 00:00:00 2001
From: Rasmus Munk Larsen <rmlarsen@google.com>
Date: Mon, 25 Nov 2024 22:27:26 -0800
Subject: [PATCH] Add test for using pcast on scalars.

---
 test/packetmath.cpp | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/test/packetmath.cpp b/test/packetmath.cpp
index e4d1b8c06..cdbaad672 100644
--- a/test/packetmath.cpp
+++ b/test/packetmath.cpp
@@ -199,6 +199,12 @@ struct test_cast_helper<SrcPacket, TgtPacket, SrcCoeffRatio, TgtCoeffRatio, true
     pcast_array<SrcPacket, TgtPacket, SrcCoeffRatio, TgtCoeffRatio>::cast(data1, DataSize, data2);
 
     VERIFY(test::areApprox(ref, data2, DataSize) && "internal::pcast<>");
+
+    // Test that pcast<SrcScalar, TgtScalar> generates the same result.
+    for (int i = 0; i < DataSize; ++i) {
+      data2[i] = internal::pcast<SrcScalar, TgtScalar>(data1[i]);
+    }
+    VERIFY(test::areApprox(ref, data2, DataSize) && "internal::pcast<>");
   }
 };
 
@@ -1496,7 +1502,7 @@ struct exp_complex_test_impl {
 template <typename Scalar, typename Packet>
 struct exp_complex_test_impl<Scalar, Packet, false> {
   typedef typename Scalar::value_type RealScalar;
-  static void run(Scalar*, Scalar*, Scalar*, int){};
+  static void run(Scalar*, Scalar*, Scalar*, int) {};
 };
 
 template <typename Scalar, typename Packet>