diff --git a/winsup/cygwin/fhandler_fifo.cc b/winsup/cygwin/fhandler_fifo.cc
index a33c32b73..b3c4c4a25 100644
--- a/winsup/cygwin/fhandler_fifo.cc
+++ b/winsup/cygwin/fhandler_fifo.cc
@@ -1296,9 +1296,11 @@ fhandler_fifo::take_ownership (DWORD timeout)
     case WAIT_TIMEOUT:
       debug_printf ("timed out");
       ret = -1;
+      break;
     default:
       debug_printf ("WFSO failed, %E");
       ret = -1;
+      break;
     }
   return ret;
 }
diff --git a/winsup/cygwin/sysconf.cc b/winsup/cygwin/sysconf.cc
index 3440c09ee..001da96ad 100644
--- a/winsup/cygwin/sysconf.cc
+++ b/winsup/cygwin/sysconf.cc
@@ -341,9 +341,11 @@ get_cpu_cache_intel_cpuid4 (int in)
 	case _SC_LEVEL1_ICACHE_ASSOC:
 	  if (cur_level == 1 && cache_type == 2)
 	    return assoc;
+	  break;
 	case _SC_LEVEL1_ICACHE_LINESIZE:
 	  if (cur_level == 1 && cache_type == 2)
 	    return linesize;
+	  break;
 	case _SC_LEVEL1_DCACHE_SIZE:
 	  if (cur_level == 1 && cache_type == 1)
 	    ret += assoc * part * linesize * sets;
@@ -351,9 +353,11 @@ get_cpu_cache_intel_cpuid4 (int in)
 	case _SC_LEVEL1_DCACHE_ASSOC:
 	  if (cur_level == 1 && cache_type == 1)
 	    return assoc;
+	  break;
 	case _SC_LEVEL1_DCACHE_LINESIZE:
 	  if (cur_level == 1 && cache_type == 1)
 	    return linesize;
+	  break;
 	case _SC_LEVEL2_CACHE_SIZE:
 	  if (cur_level == 2)
 	    ret += assoc * part * linesize * sets;
@@ -361,9 +365,11 @@ get_cpu_cache_intel_cpuid4 (int in)
 	case _SC_LEVEL2_CACHE_ASSOC:
 	  if (cur_level == 2)
 	    return assoc;
+	  break;
 	case _SC_LEVEL2_CACHE_LINESIZE:
 	  if (cur_level == 2)
 	    return linesize;
+	  break;
 	case _SC_LEVEL3_CACHE_SIZE:
 	  if (cur_level == 3)
 	    ret += assoc * part * linesize * sets;
@@ -371,9 +377,11 @@ get_cpu_cache_intel_cpuid4 (int in)
 	case _SC_LEVEL3_CACHE_ASSOC:
 	  if (cur_level == 3)
 	    return assoc;
+	  break;
 	case _SC_LEVEL3_CACHE_LINESIZE:
 	  if (cur_level == 3)
 	    return linesize;
+	  break;
 	}
     }
   return ret;