fix minor cppcheck warnings

diff --git a/tests/frametest.c b/tests/frametest.c
index 6d690f2..69dd5aa 100644 (file)
--- a/tests/frametest.c
+++ b/tests/frametest.c
@@ -1236,7 +1236,7 @@ int main(int argc, const char** argv)
     DISPLAY("Seed = %u\n", seed);
     if (proba!=FUZ_COMPRESSIBILITY_DEFAULT) DISPLAY("Compressibility : %i%%\n", proba);
 
-    if (nbTests<=0) nbTests=1;
+    nbTests += (nbTests==0);  /* avoid zero */
 
     if (testNb==0) result = basicTests(seed, ((double)proba) / 100);
     if (result) return 1;

diff --git a/tests/fuzzer.c b/tests/fuzzer.c
index 74bc5a0..8a095c4 100644 (file)
--- a/tests/fuzzer.c
+++ b/tests/fuzzer.c
@@ -861,7 +861,7 @@ static int FUZ_test(U32 seed, U32 nbCycles, const U32 startCycle, const double c
         FUZ_DISPLAYTEST("LZ4_decompress_safe_usingDict with a too small output buffer");
         {   U32 const missingBytes = (FUZ_rand(&randState) & 0xF) + 2;
             if ((U32)blockSize > missingBytes) {
-                decodedBuffer[blockSize-missingBytes] = 0;
+                decodedBuffer[(U32)blockSize-missingBytes] = 0;
                 ret = LZ4_decompress_safe_usingDict(compressedBuffer, decodedBuffer, blockContinueCompressedSize, blockSize-missingBytes, dict, dictSize);
                 FUZ_CHECKTEST(ret>=0, "LZ4_decompress_safe_usingDict should have failed : output buffer too small (-%u byte)", missingBytes);
                 FUZ_CHECKTEST(decodedBuffer[blockSize-missingBytes], "LZ4_decompress_safe_usingDict overrun specified output buffer size (-%u byte) (blockSize=%i)", missingBytes, blockSize);
@@ -1646,7 +1646,7 @@ int main(int argc, const char** argv)
 
     if ((seedset==0) && (testNb==0)) { FUZ_unitTests(LZ4HC_CLEVEL_DEFAULT); FUZ_unitTests(LZ4HC_CLEVEL_OPT_MIN); }
 
-    if (nbTests<=0) nbTests=1;
+    nbTests += (nbTests==0);  /* avoid zero */
 
     {   int const result = FUZ_test(seed, nbTests, testNb, ((double)proba) / 100, duration);
         if (use_pause) {