fix new set-but-unused warnings noticed with gcc-4.6

git-svn-id: https://urjtag.svn.sourceforge.net/svnroot/urjtag/trunk@1908 b68d4a1b-bc3d-0410-92ed-d4ac073336b7

urjtag/ChangeLog

@@ -1,3 +1,9 @@
+2011-06-11  Mike Frysinger  <vapier@gentoo.org>
+
+  * src/bus/bf518f_ezbrd.c, src/bus/bf537_stamp.c, src/bus/bf561_ezkit.c,
+    src/svf/svf.c, src/tap/cable/gpio.c, src/tap/cable/ice100.c: Fix set
+    but not used warnings with gcc-4.6.
+
 2011-05-10  Mike Frysinger  <vapier@gentoo.org>
 
   * src/tap/usbconn/libftdi.c (usbconn_ftdi_common_open): Use the new interface

urjtag/src/bus/bf518f_ezbrd.c

@@ -34,14 +34,12 @@ bf518f_ezbrd_bus_new (urj_chain_t *chain, const urj_bus_driver_t *driver,
                       const urj_param_t *cmd_params[])
 {
     urj_bus_t *bus;
-    urj_part_t *part;
     bfin_bus_params_t *params;
     int failed = 0;
 
     bus = urj_bus_generic_new (chain, driver, sizeof (bus_params_t));
     if (bus == NULL)
         return NULL;
-    part = bus->part;
 
     params = bus->params;
     params->async_size = 4 * 1024 * 1024;

urjtag/src/bus/bf537_stamp.c

@@ -34,14 +34,12 @@ bf537_stamp_bus_new (urj_chain_t *chain, const urj_bus_driver_t *driver,
                      const urj_param_t *cmd_params[])
 {
     urj_bus_t *bus;
-    urj_part_t *part;
     bfin_bus_params_t *params;
     int failed = 0;
 
     bus = urj_bus_generic_new (chain, driver, sizeof (bus_params_t));
     if (bus == NULL)
         return NULL;
-    part = bus->part;
 
     params = bus->params;
     params->async_size = 4 * 1024 * 1024;

urjtag/src/bus/bf561_ezkit.c

@@ -34,14 +34,12 @@ bf561_ezkit_bus_new (urj_chain_t *chain, const urj_bus_driver_t *driver,
                      const urj_param_t *cmd_params[])
 {
     urj_bus_t *bus;
-    urj_part_t *part;
     bfin_bus_params_t *params;
     int failed = 0;
 
     bus = urj_bus_generic_new (chain, driver, sizeof (bus_params_t));
     if (bus == NULL)
         return NULL;
-    part = bus->part;
 
     params = bus->params;
     params->async_size = 64 * 1024 * 1024;

urjtag/src/svf/svf.c

@@ -539,9 +539,7 @@ static int
 urj_svf_all_care (char **string, double number)
 {
     char *ptr;
-    int num, result;
-
-    result = 1;
+    int num;
 
     num = (int) number;
     num = num % 4 == 0 ? num / 4 : num / 4 + 1;

urjtag/src/tap/cable/gpio.c

@@ -61,7 +61,6 @@ typedef struct {
 
 static int gpio_export (unsigned int gpio, int export)
 {
-    int ret;
     char *fname;
     FILE *fp;
 
@@ -77,7 +76,7 @@ static int gpio_export (unsigned int gpio, int export)
         return URJ_STATUS_FAIL;
     }
 
-    ret = fprintf (fp, "%u", gpio);
+    fprintf (fp, "%u", gpio);
     fclose (fp);
 
     return URJ_STATUS_OK;

urjtag/src/tap/cable/ice100.c

@@ -786,9 +786,6 @@ static void adi_flush (urj_cable_t *cable, urj_cable_flush_amount_t how_much)
     int32_t tdo_idx = -1;
     int32_t i, j, k, n;
     uint8_t *tdo_ptr = NULL;
-    num_tap_pairs debug1, debug2;
-
-    debug1 = *tap_info;
 
     if (how_much == URJ_TAP_CABLE_OPTIONALLY)
     {
@@ -950,7 +947,6 @@ static void adi_flush (urj_cable_t *cable, urj_cable_flush_amount_t how_much)
         else
             DEBUG ("Skipping sending out scan, Idx = %d\n", tap_info->cur_idx);
 #endif
-        debug2 = *tap_info;
         /* Here we send out the scan/cmd
          * need to look at how_much */
         while (j != i)
@@ -1613,7 +1609,6 @@ static int perform_scan (urj_cable_t *cable, uint8_t **rdata)
     int32_t idx, collect_data = 0;
     int32_t cur_len = cable_params->tap_info.cur_idx;
     int32_t rem_len;
-    int32_t rd_scan_len;
 
     /* Data is scan as 32 bit words, so boundaries are adjusted here */
     if (tap_info->bit_pos != 0x80) /* meaning no dangling bits? */
@@ -1661,7 +1656,6 @@ static int perform_scan (urj_cable_t *cable, uint8_t **rdata)
                            len);
             return URJ_STATUS_FAIL;
         }
-        rd_scan_len = cur_len;
         *rdata = out;
         collect_data = 1;
     }
@@ -1674,7 +1668,6 @@ static int perform_scan (urj_cable_t *cable, uint8_t **rdata)
                            cable_params->tap_pair_start_idx + 16);
             return URJ_STATUS_FAIL;
         }
-        rd_scan_len = 0;
         collect_data = 0;
     }