From: Matthew Fernandez <matthew.fernandez@gmail.com>
Date: Sat, 14 Jan 2023 23:32:18 +0000 (-0800)
Subject: tred init: squash -Wswitch-default warning
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=1584c52a1da74e51cd5843e19a9555d84bac42e2;p=graphviz

tred init: squash -Wswitch-default warning

The default case is unreachable due to the preceding `getopt` call.
---

diff --git a/cmd/tools/tred.c b/cmd/tools/tred.c
index a860f2ee1..5ac9bd5eb 100644
--- a/cmd/tools/tred.c
+++ b/cmd/tools/tred.c
@@ -26,6 +26,7 @@
 #include <cgraph/cgraph.h>
 #include <cgraph/stack.h>
 #include <cgraph/exit.h>
+#include <cgraph/unreachable.h>
 #include <common/arith.h>
 #include <common/types.h>
 #include <common/utils.h>
@@ -210,6 +211,8 @@ static void init(int argc, char *argv[])
 		usage(1);
 	    }
 	    break;
+	default:
+	    UNREACHABLE();
 	}
     }
     argv += optind;