1 files changed, 2 insertions, 0 deletions
diff --git a/src/glsl/apps/version.c b/src/glsl/apps/version.c
index 40a4a069c3..9820ad94dc 100644
--- a/src/glsl/apps/version.c
+++ b/src/glsl/apps/version.c
@@ -45,6 +45,7 @@ main(int argc,
    FILE *out;
 
    if (argc != 3) {
+      printf("Usage: version infile outfile\n");
       return 1;
    }
 
@@ -55,6 +56,7 @@ main(int argc,
 
    fseek(in, 0, SEEK_END);
    size = ftell(in);
+   assert(size != -1);
    fseek(in, 0, SEEK_SET);
 
    out = fopen(argv[2], "wb");