[Groonga-commit] groonga/groonga [master] clang: suppress a warning

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null+****@clear***** null+****@clear*****
Fri Aug 10 17:53:28 JST 2012


Kouhei Sutou	2012-08-10 17:53:28 +0900 (Fri, 10 Aug 2012)

  New Revision: 2873a4c48b5c5dc79f3c1d4cd0e6a6aa5e546396
  https://github.com/groonga/groonga/commit/2873a4c48b5c5dc79f3c1d4cd0e6a6aa5e546396

  Log:
    clang: suppress a warning
    
    db.c:3220:52: warning: variable 'key_size' is uninitialized when used here
          [-Wuninitialized]
          if (grn_table_add_v_inline(ctx, table1, key, key_size, &value1, NULL)) {
          ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~
    ../include/groonga.h:1041:82: note: expanded from macro 'GRN_TABLE_EACH'
      ...(grn_array *)(table), (head), (tail), (id), (value), block);\
                                                              ^
    ../include/groonga.h:2734:7: note: expanded from macro 'GRN_ARRAY_EACH'
          block\
          ^~~~~
    db.c:3173:20: note: initialize the variable 'key_size' to silence this warning
      uint32_t key_size;
                       ^
                        = 0

  Modified files:
    lib/db.c

  Modified: lib/db.c (+1 -1)
===================================================================
--- lib/db.c    2012-08-10 17:52:34 +0900 (2c884fc)
+++ lib/db.c    2012-08-10 17:53:28 +0900 (b2dc6a8)
@@ -3170,7 +3170,7 @@ grn_table_setoperation(grn_ctx *ctx, grn_obj *table1, grn_obj *table2, grn_obj *
   grn_rc rc = GRN_SUCCESS;
   void *key = NULL, *value1 = NULL, *value2 = NULL;
   uint32_t value_size = 0;
-  uint32_t key_size;
+  uint32_t key_size = 0;
   if (table1 != res) {
     if (table2 == res) {
       grn_obj *t = table1;
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