Fix arith-dynamic decoding of files stored using X_CAT

jkbonfield · jkbonfield · commit 937d7c7f03a5 · 2026-02-03T15:51:12.000Z
Fixes samtools#144 Authored-by: Michael Macias
diff --git a/htscodecs/arith_dynamic.c b/htscodecs/arith_dynamic.c
@@ -759,6 +759,7 @@ unsigned char *arith_compress_to(unsigned char *in,  unsigned int in_size,
         }
         memcpy(out+c_meta_len, in, in_size);
         *out_size = in_size+c_meta_len;
+        return out;
     }
 
     if (order & X_STRIPE) {

Original file line number	Diff line number	Diff line change
`@@ -759,6 +759,7 @@ unsigned char arith_compress_to(unsigned char in, unsigned int in_size,`
`759`	`759`	`}`
`760`	`760`	`memcpy(out+c_meta_len, in, in_size);`
`761`	`761`	`*out_size = in_size+c_meta_len;`
	`762`	`+ return out;`
`762`	`763`	`}`
`763`	`764`
`764`	`765`	`if (order & X_STRIPE) {`