From: Matthew Fernandez <matthew.fernandez@gmail.com>
Date: Sat, 14 Jan 2023 23:32:18 +0000 (-0800)
Subject: dijkstra init: squash -Wswitch-default warning
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=57dc05ef3528fb0f16cb5037eba2fd94f08d40b8;p=graphviz

dijkstra init: squash -Wswitch-default warning

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

diff --git a/cmd/tools/dijkstra.c b/cmd/tools/dijkstra.c
index ed6cbefe4..ebd4f303f 100644
--- a/cmd/tools/dijkstra.c
+++ b/cmd/tools/dijkstra.c
@@ -22,6 +22,7 @@
 #include <cgraph/alloc.h>
 #include <cgraph/cgraph.h>
 #include <cgraph/exit.h>
+#include <cgraph/unreachable.h>
 #include <ingraphs/ingraphs.h>
 #include <getopt.h>
 
@@ -261,6 +262,8 @@ static void init(int argc, char *argv[])
 		usage(1);
 	    }
 	    break;
+	default:
+	    UNREACHABLE();
 	}
     }
     argv += optind;