diff --git a/MD5.c b/MD5.c
index 7ae26305b81d426db70cbcf4d1cbc42ab2122f04..fb18a5bba4df59126a4844025b07b06b751a7e4d 100644
--- a/MD5.c
+++ b/MD5.c
@@ -417,14 +417,16 @@ static void md5_finish(md5_state_t* pms, md5_byte_t digest[16])
   int i;
 
   /* Save the length before padding. */
-  for (i = 0; i < 8; ++i)
+  for (i = 0; i < 8; ++i) {
     data[i] = (md5_byte_t)(pms->count[i >> 2] >> ((i & 3) << 3));
+  }
   /* Pad to 56 bytes mod 64. */
   md5_append(pms, pad, ((55 - (pms->count[0] >> 3)) & 63) + 1);
   /* Append the length. */
   md5_append(pms, data, 8);
-  for (i = 0; i < 16; ++i)
+  for (i = 0; i < 16; ++i) {
     digest[i] = (md5_byte_t)(pms->abcd[i >> 2] >> ((i & 3) << 3));
+  }
 }
 
 #if defined(__clang__) && !defined(__INTEL_COMPILER)
diff --git a/ProcessUNIX.c b/ProcessUNIX.c
index d3a09eded340e8eda7fb6b16e2d645bb4793d95a..a700ed3fc4945529b8117ce786151841456832ca 100644
--- a/ProcessUNIX.c
+++ b/ProcessUNIX.c
@@ -1147,8 +1147,8 @@ static int kwsysProcessWaitForPipe(kwsysProcess* cp, char** data, int* length,
          read until the operation is not interrupted.  */
       while (((n = read(cp->PipeReadEnds[i], cp->PipeBuffer,
                         KWSYSPE_PIPE_BUFFER_SIZE)) < 0) &&
-             (errno == EINTR))
-        ;
+             (errno == EINTR)) {
+      }
       if (n > 0) {
         /* We have data on this pipe.  */
         if (i == KWSYSPE_PIPE_SIGNAL) {
@@ -1221,8 +1221,8 @@ static int kwsysProcessWaitForPipe(kwsysProcess* cp, char** data, int* length,
   /* Run select to block until data are available.  Repeat call
      until it is not interrupted.  */
   while (((numReady = select(max + 1, &cp->PipeSet, 0, 0, timeout)) < 0) &&
-         (errno == EINTR))
-    ;
+         (errno == EINTR)) {
+  }
 
   /* Check result of select.  */
   if (numReady == 0) {
@@ -1892,8 +1892,8 @@ static void kwsysProcessDestroy(kwsysProcess* cp)
       int result;
       while (((result = waitpid(cp->ForkPIDs[i], &cp->CommandExitCodes[i],
                                 WNOHANG)) < 0) &&
-             (errno == EINTR))
-        ;
+             (errno == EINTR)) {
+      }
       if (result > 0) {
         /* This child has termianted.  */
         cp->ForkPIDs[i] = 0;