From: Jamie Pryde <jamiepry@uk.ibm.com>
Date: Wed, 4 Feb 2026 13:52:52 +0000 (+0000)
Subject: test/erasure-code: Use memory comparisons that are safe on big endian arch
X-Git-Tag: v21.0.0~304^2
X-Git-Url: http://git-server-git.apps.pok.os.sepia.ceph.com/?a=commitdiff_plain;h=ba6f16d694ee757466bfe3cd7e982101fd70e1c6;p=ceph.git

test/erasure-code: Use memory comparisons that are safe on big endian arch

Signed-off-by: Jamie Pryde <jamiepry@uk.ibm.com>
---

diff --git a/src/test/erasure-code/TestErasureCodePluginJerasure.cc b/src/test/erasure-code/TestErasureCodePluginJerasure.cc
index e180f6d4e0d6..f839bea06f84 100644
--- a/src/test/erasure-code/TestErasureCodePluginJerasure.cc
+++ b/src/test/erasure-code/TestErasureCodePluginJerasure.cc
@@ -64,7 +64,7 @@ TEST(ErasureCodePlugin, factory)
   }
 }
 
-bufferptr create_bufferptr(uint64_t value) {
+bufferptr create_bufferptr(uint32_t value) {
   bufferlist bl;
   bl.append_zero(4096);
   memcpy(bl.c_str(), &value, sizeof(value));
@@ -116,7 +116,10 @@ TEST(ErasureCodePlugin, parity_delta_write) {
   erasure_code->encode_chunks(data, coding2);
 
   for (shard_id_t s(k); s < k + m; ++s) {
-    ASSERT_EQ(*(uint32_t*)coding[s].c_str(), *(uint32_t*)coding2[s].c_str());
+    uint32_t coding_buf, coding_buf2;
+    memcpy(&coding_buf, coding[s].c_str(), sizeof(uint32_t));
+    memcpy(&coding_buf2, coding2[s].c_str(), sizeof(uint32_t));
+    ASSERT_EQ(coding_buf, coding_buf2);
   }
 
   data[shard_id_t(4)] = create_bufferptr(4096);
@@ -133,7 +136,9 @@ TEST(ErasureCodePlugin, parity_delta_write) {
 
   seeds[3] = overwrite3;
   for (shard_id_t s(0); s < k; ++s) {
-    ASSERT_EQ(seeds[int(s)], *(uint32_t*)data[s].c_str());
+    uint32_t data_buf;
+    memcpy(&data_buf, data[s].c_str(), sizeof(uint32_t));
+    ASSERT_EQ(seeds[int(s)], data_buf);
   }
 }