diff options
Diffstat (limited to 'src/backend/nodes/readfuncs.c')
| -rw-r--r-- | src/backend/nodes/readfuncs.c | 25 |
1 files changed, 24 insertions, 1 deletions
diff --git a/src/backend/nodes/readfuncs.c b/src/backend/nodes/readfuncs.c index f3629cdfd14..597e5b3ea8b 100644 --- a/src/backend/nodes/readfuncs.c +++ b/src/backend/nodes/readfuncs.c @@ -305,6 +305,7 @@ _readA_Const(void) { READ_LOCALS(A_Const); + /* We expect either NULL or :val here */ token = pg_strtok(&length); if (length == 4 && strncmp(token, "NULL", 4) == 0) local_node->isnull = true; @@ -312,7 +313,29 @@ _readA_Const(void) { union ValUnion *tmp = nodeRead(NULL, 0); - memcpy(&local_node->val, tmp, sizeof(*tmp)); + /* To forestall valgrind complaints, copy only the valid data */ + switch (nodeTag(tmp)) + { + case T_Integer: + memcpy(&local_node->val, tmp, sizeof(Integer)); + break; + case T_Float: + memcpy(&local_node->val, tmp, sizeof(Float)); + break; + case T_Boolean: + memcpy(&local_node->val, tmp, sizeof(Boolean)); + break; + case T_String: + memcpy(&local_node->val, tmp, sizeof(String)); + break; + case T_BitString: + memcpy(&local_node->val, tmp, sizeof(BitString)); + break; + default: + elog(ERROR, "unrecognized node type: %d", + (int) nodeTag(tmp)); + break; + } } READ_LOCATION_FIELD(location); |