From d7915df8eabb39879418d546d28362975345cb8c Mon Sep 17 00:00:00 2001
From: Dana Robinson <43805+derobins@users.noreply.github.com>
Date: Mon, 7 Oct 2024 05:34:52 -0700
Subject: [PATCH] Fix size warnings in tbbt.c (#780)

---
 hdf/src/tbbt.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/hdf/src/tbbt.c b/hdf/src/tbbt.c
index d62b5c43e5..c281cf6c91 100644
--- a/hdf/src/tbbt.c
+++ b/hdf/src/tbbt.c
@@ -96,7 +96,7 @@ typedef struct tbbt_tree_private {
 static TBBT_NODE *tbbt_free_list = NULL;
 
 #define KEYcmp(k1, k2, a)                                                                                    \
-    ((NULL != compar) ? (*compar)(k1, k2, a) : memcmp(k1, k2, 0 < (a) ? (a) : (int)strlen(k1)))
+    ((NULL != compar) ? (*compar)(k1, k2, a) : memcmp(k1, k2, 0 < (a) ? (size_t)(a) : strlen(k1)))
 
 void tbbt1dump(TBBT_NODE *node, int method);