Fixed several warnings in example and fuzzers. #409

4 files changed, 9 insertions, 7 deletions

diff --git a/test/example.c b/test/example.c
index bd1665ee91..4b78f21d85 100644
--- a/test/example.c
+++ b/test/example.c
@@ -561,7 +561,7 @@ void test_deflate_bound(unsigned char *compr, size_t comprLen)
     c_stream.zfree = zfree;
     c_stream.opaque = (voidpf)0;
     c_stream.avail_in = len;
-    c_stream.next_in = hello;
+    c_stream.next_in = (const unsigned char *)hello;
     c_stream.avail_out = 0;
     c_stream.next_out = outBuf;
 
@@ -608,7 +608,7 @@ void test_deflate_copy(unsigned char *compr, size_t comprLen)
     err = PREFIX(deflateInit)(&c_stream, Z_DEFAULT_COMPRESSION);
     CHECK_ERR(err, "deflateInit");
 
-    c_stream.next_in = hello;
+    c_stream.next_in = (const unsigned char *)hello;
     c_stream.next_out = compr;
 
     while (c_stream.total_in != len && c_stream.total_out < comprLen) {
@@ -656,7 +656,7 @@ void test_deflate_get_dict(unsigned char *compr, size_t comprLen)
     c_stream.next_out = compr;
     c_stream.avail_out = (uInt)comprLen;
 
-    c_stream.next_in = hello;
+    c_stream.next_in = (const unsigned char *)hello;
     c_stream.avail_in = (unsigned int)strlen(hello)+1;
 
     err = PREFIX(deflate)(&c_stream, Z_FINISH);
@@ -701,7 +701,7 @@ void test_deflate_pending(unsigned char *compr, size_t comprLen)
     err = PREFIX(deflateInit)(&c_stream, Z_DEFAULT_COMPRESSION);
     CHECK_ERR(err, "deflateInit");
 
-    c_stream.next_in = hello;
+    c_stream.next_in = (const unsigned char *)hello;
     c_stream.next_out = compr;
 
     while (c_stream.total_in != len && c_stream.total_out < comprLen) {
@@ -761,7 +761,7 @@ void test_deflate_pending(unsigned char *compr, size_t comprLen)
         printf("deflatePrime(): OK\n");
     }
 
-    c_stream.next_in = hello;
+    c_stream.next_in = (const unsigned char *)hello;
     c_stream.next_out = compr;
 
     while (c_stream.total_in != len && c_stream.total_out < comprLen) {
@@ -858,7 +858,7 @@ void test_deflate_tune(unsigned char *compr, size_t comprLen)
         printf("deflateTune(): OK\n");
     }
 
-    c_stream.next_in = hello;
+    c_stream.next_in = (const unsigned char *)hello;
     c_stream.next_out = compr;
 
     while (c_stream.total_in != len && c_stream.total_out < comprLen) {
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);
   }