From: Marek Vasut Date: Mon, 26 Sep 2011 00:26:06 +0000 (+0200) Subject: GCC4.6: Squash warning in cmd_mem.c X-Git-Tag: v2011.12-rc1~610 X-Git-Url: https://git.sur5r.net/?a=commitdiff_plain;h=f3b3c3df189f4d35c903c3472619017d0bd1baa7;p=u-boot GCC4.6: Squash warning in cmd_mem.c cmd_mem.c: In function ‘do_mem_loop’: cmd_mem.c:474:25: warning: variable ‘junk’ set but not used [-Wunused-but-set-variable] The assigned variable can be removed because the pointers are volatile so accesses to their addresses are always generated. Signed-off-by: Marek Vasut --- diff --git a/common/cmd_mem.c b/common/cmd_mem.c index 4daa1b3db0..e84cc4e22d 100644 --- a/common/cmd_mem.c +++ b/common/cmd_mem.c @@ -471,7 +471,7 @@ int do_mem_base (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) int do_mem_loop (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) { - ulong addr, length, i, junk; + ulong addr, length, i; int size; volatile uint *longp; volatile ushort *shortp; @@ -518,7 +518,7 @@ int do_mem_loop (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) longp = (uint *)addr; i = length; while (i-- > 0) - junk = *longp++; + *longp++; } } if (size == 2) { @@ -526,14 +526,14 @@ int do_mem_loop (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) shortp = (ushort *)addr; i = length; while (i-- > 0) - junk = *shortp++; + *shortp++; } } for (;;) { cp = (u_char *)addr; i = length; while (i-- > 0) - junk = *cp++; + *cp++; } }