From: Willem Toorop <willem@NLnetLabs.nl>
Date: Wed, 25 Jan 2012 15:19:03 +0000 (+0000)
Subject: Suppress clang warning about type punning by doing it anyway but via an union.
X-Git-Tag: release-1.6.13rc1~30
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=765dd972f0b0127c753ca3083043e2a6615d8dad;p=thirdparty%2Fldns.git

Suppress clang warning about type punning by doing it anyway but via an union.
---

diff --git a/examples/ldns-signzone.c b/examples/ldns-signzone.c
index ad6a3c9f..c70649df 100644
--- a/examples/ldns-signzone.c
+++ b/examples/ldns-signzone.c
@@ -380,7 +380,10 @@ main(int argc, char *argv[])
 	ldns_status result;
 
 	ldns_output_format fmt = { ldns_output_format_default->flags, NULL };
-	ldns_rbtree_t **hashmap = NULL;
+	union { void** from_void_p_p;
+		ldns_rbtree_t** to_ldns_rbtree_p_p; 
+		} hashmap_cast;
+	hashmap_cast.from_void_p_p = NULL;
 
 	
 	inception = 0;
@@ -404,7 +407,7 @@ main(int argc, char *argv[])
 			fmt.flags |= LDNS_COMMENT_FLAGS;
 			fmt.flags |= LDNS_COMMENT_NSEC3_CHAIN;
 			fmt.flags |= LDNS_COMMENT_LAYOUT;
-			hashmap = (ldns_rbtree_t **)&fmt.data;
+			hashmap_cast.from_void_p_p = &fmt.data;
 			break;
 		case 'd':
 			add_keys = false;
@@ -781,7 +784,7 @@ main(int argc, char *argv[])
 			nsec3_salt_length,
 			nsec3_salt,
 			signflags,
-			hashmap);
+			hashmap_cast.to_ldns_rbtree_p_p);
 	} else {
 		result = ldns_dnssec_zone_sign_flg(signed_zone,
 				added_rrs,