Examples of errors detected by the V1103 diagnostic

V1103. The values of padding bytes are unspecified. Comparing objects with padding using 'memcmp' may lead to unexpected result.

TDengine

V1103 The values of padding bytes are unspecified. Comparing objects with padding using 'memcmp' may lead to unexpected result. tlosertree.c 127

typedef struct STreeNode {
  int32_t index;
  void   *pData;  // TODO remove it?
} STreeNode;

int32_t tMergeTreeAdjust(SMultiwayMergeTreeInfo* pTree, int32_t idx) {
  ....
  STreeNode kLeaf = pTree->pNode[idx];
  ....
  if (memcmp(&kLeaf, &pTree->pNode[1], sizeof(kLeaf)) != 0) {
  ....
}