From d79aa871d1c6c0d3ef315c3e207d519be96e0bf9 Mon Sep 17 00:00:00 2001
From: Ben Noordhuis <info@bnoordhuis.nl>
Date: Tue, 8 Oct 2024 22:32:24 +0200
Subject: [PATCH] Include <intrin.h> on Windows (#584)

Needed for the definition of _BitScanReverse and _BitScanReverse64.
---
 tests/test_conv.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/tests/test_conv.c b/tests/test_conv.c
index b0678ae..d53e188 100644
--- a/tests/test_conv.c
+++ b/tests/test_conv.c
@@ -31,6 +31,10 @@
 #include <string.h>
 #include <time.h>
 
+#ifdef _WIN32
+#include <intrin.h>
+#endif
+
 //#define USE_SINGLE_CASE  1  // special case single digit numbers
 #define USE_SPECIAL_RADIX_10  1  // special case single digit numbers
 #define USE_SINGLE_CASE_FAST  1  // special case single digit numbers