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Avoid compiler warnings due to possibly unused variables

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gcc 4.6 complains about these because of the new option
-Wunused-but-set-variable which comes in with -Wall, so cast them to
void, which avoids the warning.
This commit is contained in:
Peter Eisentraut 2011-06-16 23:38:46 +03:00
parent dbbba5279f
commit 7357558fc8
2 changed files with 3 additions and 1 deletions
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1
src/backend/nodes/read.c
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@ -224,6 +224,7 @@ nodeTokenType(char *token, int length)
errno = 0; errno = 0;
val = strtol(token, &endptr, 10); val = strtol(token, &endptr, 10);
(void) val; /* avoid compiler warning if unused */
if (endptr != token + length || errno == ERANGE if (endptr != token + length || errno == ERANGE
#ifdef HAVE_LONG_INT_64 #ifdef HAVE_LONG_INT_64
/* if long > 32 bits, check for overflow of int4 */ /* if long > 32 bits, check for overflow of int4 */

3
src/backend/nodes/readfuncs.c
View File

@ -48,7 +48,8 @@
/* And a few guys need only the pg_strtok support fields */ /* And a few guys need only the pg_strtok support fields */
#define READ_TEMP_LOCALS() \ #define READ_TEMP_LOCALS() \
char *token; \ char *token; \
int length int length; \
(void) token /* possibly unused */
/* ... but most need both */ /* ... but most need both */
#define READ_LOCALS(nodeTypeName) \ #define READ_LOCALS(nodeTypeName) \