3 files changed, 3 insertions, 1 deletions
diff --git a/test/fuzz/checksum_fuzzer.c b/test/fuzz/checksum_fuzzer.c
index 10fc138fb8..a50a9a6876 100644
--- a/test/fuzz/checksum_fuzzer.c
+++ b/test/fuzz/checksum_fuzzer.c
@@ -41,6 +41,7 @@ int LLVMFuzzerTestOneInput(const uint8_t *data, size_t dataLen) {
     uint32_t crc4 = PREFIX(crc32_combine_op)(crc1, crc3, op);
     crc1 = PREFIX(crc32_z)(crc1, data + offset, buffSize);
     assert(crc1 == crc4);
+    (void)crc4;
   }
   crc1 = PREFIX(crc32_z)(crc1, data + offset, dataLen % buffSize);
 
diff --git a/test/fuzz/minigzip_fuzzer.c b/test/fuzz/minigzip_fuzzer.c
index d0c35571f7..5d2f1066a0 100644
--- a/test/fuzz/minigzip_fuzzer.c
+++ b/test/fuzz/minigzip_fuzzer.c
@@ -62,7 +62,7 @@
 #define BUFLENW     (BUFLEN * 3) /* write buffer size */
 #define MAX_NAME_LEN 1024
 
-static char *prog;
+static const char *prog = "minigzip_fuzzer";
 
 void error            (const char *msg);
 void gz_compress      (FILE   *in, gzFile out);
diff --git a/test/fuzz/standalone_fuzz_target_runner.c b/test/fuzz/standalone_fuzz_target_runner.c
index 5a5c750967..91144efb24 100644
--- a/test/fuzz/standalone_fuzz_target_runner.c
+++ b/test/fuzz/standalone_fuzz_target_runner.c
@@ -28,6 +28,7 @@ int main(int argc, char **argv) {
     free(buf);
     err = fclose(f);
     assert(err == 0);
+    (void)err;
     fprintf(stderr, "Done:    %s: (%d bytes)\n", argv[i], (int)n_read);
   }