I'm getting the following new (compared to k 4.2 on Debian Wheezy) compiler warnings when I build k 4.3 on Debian Jessie. It would be nice to get rid of them, because otherwise it gets hard to find real issues appearing during build. Same applies to 'old' tls module warnings.

-- Juha

CC (gcc) [sip-proxy] mem/tlsf.o
mem/tlsf.c:583:24: warning: 'block_trim_free_leading' defined but not used [-Wunused-function]
static block_header_t* block_trim_free_leading(control_t* control, block_header_t* block, size_t size)
^
...
CC (gcc) [sip-proxy] cfg/cfg_ctx.o
cfg/cfg_ctx.c: In function 'cfg_set_now':
cfg/cfg_ctx.c:485:5: warning: dereferencing type-punned pointer will break strict-aliasing rules [-Wstrict-aliasing]
group_inst = (cfg_group_inst_t )translate_pointer((char *)new_array,
^
cfg/cfg_ctx.c:489:5: warning: dereferencing type-punned pointer will break strict-aliasing rules [-Wstrict-aliasing]
CFG_GROUP_META(block, group)->array = new_array;
^
cfg/cfg_ctx.c:559:4: warning: dereferencing type-punned pointer will break strict-aliasing rules [-Wstrict-aliasing]
if (block && (CFG_GROUP_META(block, group)->array != CFG_GROUP_META(cfg_global, group)->array))
^
cfg/cfg_ctx.c:559:4: warning: dereferencing type-punned pointer will break strict-aliasing rules [-Wstrict-aliasing]
cfg/cfg_ctx.c:560:5: warning: dereferencing type-punned pointer will break strict-aliasing rules [-Wstrict-aliasing]
new_array = CFG_GROUP_META(block, group)->array;
^
cfg/cfg_ctx.c:579:5: warning: dereferencing type-punned pointer will break strict-aliasing rules [-Wstrict-aliasing]
replaced[i] = CFG_GROUP_META(cfg_global, group)->array;
^
cfg/cfg_ctx.c: In function 'cfg_commit':
cfg/cfg_ctx.c:1120:5: warning: dereferencing type-punned pointer will break strict-aliasing rules [-Wstrict-aliasing]
if (!(CFG_GROUP_META(block, group)->array =
^
cfg/cfg_ctx.c:1128:5: warning: dereferencing type-punned pointer will break strict-aliasing rules [-Wstrict-aliasing]
replaced[replaced_num] = CFG_GROUP_META(cfg_global, group)->array;
^
cfg/cfg_ctx.c:1180:5: warning: dereferencing type-punned pointer will break strict-aliasing rules [-Wstrict-aliasing]
&& (CFG_GROUP_META(block, changed->group)->array != CFG_GROUP_META(cfg_global, changed->group)->array)
^
cfg/cfg_ctx.c:1180:5: warning: dereferencing type-punned pointer will break strict-aliasing rules [-Wstrict-aliasing]
cfg/cfg_ctx.c:1185:5: warning: dereferencing type-punned pointer will break strict-aliasing rules [-Wstrict-aliasing]
replaced[replaced_num] = CFG_GROUP_META(cfg_global, group)->array;
^
cfg/cfg_ctx.c:1220:4: warning: dereferencing type-punned pointer will break strict-aliasing rules [-Wstrict-aliasing]
if (CFG_GROUP_META(block, group)->array
^
cfg/cfg_ctx.c:1221:5: warning: dereferencing type-punned pointer will break strict-aliasing rules [-Wstrict-aliasing]
&& (CFG_GROUP_META(block, group)->array != CFG_GROUP_META(cfg_global, group)->array)
^
cfg/cfg_ctx.c:1221:5: warning: dereferencing type-punned pointer will break strict-aliasing rules [-Wstrict-aliasing]
cfg/cfg_ctx.c:1223:5: warning: dereferencing type-punned pointer will break strict-aliasing rules [-Wstrict-aliasing]
shm_free(CFG_GROUP_META(block, group)->array);
^
cfg/cfg_ctx.c: In function 'cfg_add_group_inst':
cfg/cfg_ctx.c:1577:2: warning: dereferencing type-punned pointer will break strict-aliasing rules [-Wstrict-aliasing]
CFG_GROUP_META(block, group)->array = new_array;
^
cfg/cfg_ctx.c:1578:2: warning: dereferencing type-punned pointer will break strict-aliasing rules [-Wstrict-aliasing]
CFG_GROUP_META(block, group)->num++;
^
cfg/cfg_ctx.c:1580:2: warning: dereferencing type-punned pointer will break strict-aliasing rules [-Wstrict-aliasing]
if (CFG_GROUP_META(cfg_global, group)->array) {
^
cfg/cfg_ctx.c:1589:3: warning: dereferencing type-punned pointer will break strict-aliasing rules [-Wstrict-aliasing]
replaced[0] = CFG_GROUP_META(cfg_global, group)->array;
^
cfg/cfg_ctx.c: In function 'cfg_del_group_inst':
cfg/cfg_ctx.c:1673:2: warning: dereferencing type-punned pointer will break strict-aliasing rules [-Wstrict-aliasing]
CFG_GROUP_META(block, group)->array = new_array;
^
cfg/cfg_ctx.c:1674:2: warning: dereferencing type-punned pointer will break strict-aliasing rules [-Wstrict-aliasing]
CFG_GROUP_META(block, group)->num--;
^
cfg/cfg_ctx.c:1676:2: warning: dereferencing type-punned pointer will break strict-aliasing rules [-Wstrict-aliasing]
if (CFG_GROUP_META(cfg_global, group)->array) {
^
cfg/cfg_ctx.c:1687:5: warning: dereferencing type-punned pointer will break strict-aliasing rules [-Wstrict-aliasing]
&& ((char *)(group_inst->vars + var->offset) != NULL)
^
cfg/cfg_ctx.c:1705:6: warning: dereferencing type-punned pointer will break strict-aliasing rules [-Wstrict-aliasing]
&& ((char *)(group_inst->vars + var->offset) != NULL)
^
cfg/cfg_ctx.c:1707:6: warning: dereferencing type-punned pointer will break strict-aliasing rules [-Wstrict-aliasing]
replaced[num] = (char *)(group_inst->vars + var->offset);
^
cfg/cfg_ctx.c:1713:3: warning: dereferencing type-punned pointer will break strict-aliasing rules [-Wstrict-aliasing]
replaced[num] = CFG_GROUP_META(cfg_global, group)->array;
^
...
CC (gcc) [L libsrutils.so.1.0] sha256.o
sha256.c: In function 'SHA256_Final':
sha256.c:613:3: warning: dereferencing type-punned pointer will break strict-aliasing rules [-Wstrict-aliasing]
*(sha2_word64)&context->buffer[SHA256_SHORT_BLOCK_LENGTH] = context->bitcount;
^
sha256.c: In function 'SHA512_Last':
sha256.c:930:2: warning: dereferencing type-punned pointer will break strict-aliasing rules [-Wstrict-aliasing]
(sha2_word64)&context->buffer[SHA512_SHORT_BLOCK_LENGTH] = context->bitcount[1];
^
sha256.c:931:2: warning: dereferencing type-punned pointer will break strict-aliasing rules [-Wstrict-aliasing]
(sha2_word64)&context->buffer[SHA512_SHORT_BLOCK_LENGTH+8] = context->bitcount[0];
^

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