sha2.c: warning: argument with mismatched bound

On Fedora 33 with custom experimental gcc snapshot version 11.0.0 20210124 I get the following warning:

/opt/gcc-latest/bin/gcc  -I/home/newman/isc/ws/bind9 -I../.. -I./unix/include -I./pthreads/include -I./x86_32/include -I./include -I./include -I/home/newman/isc/ws/bind9/lib/dns/include -I../../lib/dns/include   -D_REENTRANT -DOPENSSL -DPK11_LIB_LOCATION=\"undefined\" -D_GNU_SOURCE -fno-omit-frame-pointer -fno-optimize-sibling-calls -O1 -g -Wall -Wextra -fsanitize=address,undefined -DISC_MEM_USE_INTERNAL_MALLOC=0  -I/usr/include/libxml2    -fPIC  -W -Wall -Wmissing-prototypes -Wcast-qual -Wwrite-strings -Wformat -Wpointer-arith -fno-strict-aliasing -fno-delete-null-pointer-checks  -c sha2.c
sha2.c:888:26: warning: argument 1 of type ‘uint8_t[]’ {aka ‘unsigned char[]’} with mismatched bound [-Warray-parameter=]
  888 | isc_sha224_final(uint8_t digest[], isc_sha224_t *context) {
      |                  ~~~~~~~~^~~~~~~~
In file included from sha2.c:58:
./include/isc/sha2.h:132:24: note: previously declared as ‘uint8_t[28]’ {aka ‘unsigned char[28]’}
  132 | void isc_sha224_final (uint8_t[ISC_SHA224_DIGESTLENGTH], isc_sha224_t *);
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
sha2.c:1151:26: warning: argument 1 of type ‘uint8_t[]’ {aka ‘unsigned char[]’} with mismatched bound [-Warray-parameter=]
 1151 | isc_sha256_final(uint8_t digest[], isc_sha256_t *context) {
      |                  ~~~~~~~~^~~~~~~~
In file included from sha2.c:58:
./include/isc/sha2.h:139:24: note: previously declared as ‘uint8_t[32]’ {aka ‘unsigned char[32]’}
  139 | void isc_sha256_final (uint8_t[ISC_SHA256_DIGESTLENGTH], isc_sha256_t *);
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
sha2.c:1514:31: warning: argument 1 of type ‘uint8_t[]’ {aka ‘unsigned char[]’} with mismatched bound [-Warray-parameter=]
 1514 | void isc_sha512_final(uint8_t digest[], isc_sha512_t *context) {
      |                       ~~~~~~~~^~~~~~~~
In file included from sha2.c:58:
./include/isc/sha2.h:153:24: note: previously declared as ‘uint8_t[64]’ {aka ‘unsigned char[64]’}
  153 | void isc_sha512_final (uint8_t[ISC_SHA512_DIGESTLENGTH], isc_sha512_t *);
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
sha2.c:1567:26: warning: argument 1 of type ‘uint8_t[]’ {aka ‘unsigned char[]’} with mismatched bound [-Warray-parameter=]
 1567 | isc_sha384_final(uint8_t digest[], isc_sha384_t *context) {
      |                  ~~~~~~~~^~~~~~~~
In file included from sha2.c:58:
./include/isc/sha2.h:146:24: note: previously declared as ‘uint8_t[48]’ {aka ‘unsigned char[48]’}
  146 | void isc_sha384_final (uint8_t[ISC_SHA384_DIGESTLENGTH], isc_sha384_t *);
      |                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
sha2.c:1604:44: warning: argument 2 of type ‘char[]’ with mismatched bound [-Warray-parameter=]
 1604 | isc_sha224_end(isc_sha224_t *context, char buffer[]) {
      |                                       ~~~~~^~~~~~~~
In file included from sha2.c:58:
./include/isc/sha2.h:133:39: note: previously declared as ‘char[57]’
  133 | char *isc_sha224_end (isc_sha224_t *, char[ISC_SHA224_DIGESTSTRINGLENGTH]);
      |                                       ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
sha2.c:1645:44: warning: argument 2 of type ‘char[]’ with mismatched bound [-Warray-parameter=]
 1645 | isc_sha256_end(isc_sha256_t *context, char buffer[]) {
      |                                       ~~~~~^~~~~~~~
In file included from sha2.c:58:
./include/isc/sha2.h:140:39: note: previously declared as ‘char[65]’
  140 | char *isc_sha256_end (isc_sha256_t *, char[ISC_SHA256_DIGESTSTRINGLENGTH]);
      |                                       ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
sha2.c:1686:44: warning: argument 2 of type ‘char[]’ with mismatched bound [-Warray-parameter=]
 1686 | isc_sha512_end(isc_sha512_t *context, char buffer[]) {
      |                                       ~~~~~^~~~~~~~
In file included from sha2.c:58:
./include/isc/sha2.h:154:39: note: previously declared as ‘char[129]’
  154 | char *isc_sha512_end (isc_sha512_t *, char[ISC_SHA512_DIGESTSTRINGLENGTH]);
      |                                       ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
sha2.c:1727:44: warning: argument 2 of type ‘char[]’ with mismatched bound [-Warray-parameter=]
 1727 | isc_sha384_end(isc_sha384_t *context, char buffer[]) {
      |                                       ~~~~~^~~~~~~~
In file included from sha2.c:58:
./include/isc/sha2.h:147:39: note: previously declared as ‘char[97]’
  147 | char *isc_sha384_end (isc_sha384_t *, char[ISC_SHA384_DIGESTSTRINGLENGTH]);
      |                                       ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~