=== modified file 'src/sp-clippath.cpp'
--- src/sp-clippath.cpp	2013-08-03 01:03:43 +0000
+++ src/sp-clippath.cpp	2014-03-27 17:57:56 +0000
@@ -277,7 +277,7 @@
 SPClipPathView *
 sp_clippath_view_new_prepend(SPClipPathView *list, unsigned int key, Inkscape::DrawingItem *arenaitem)
 {
-    SPClipPathView *new_path_view = g_new(SPClipPathView, 1);
+    SPClipPathView *new_path_view = g_new0(SPClipPathView, 1);
 
     new_path_view->next = list;
     new_path_view->key = key;

=== modified file 'src/style-internal.h'
--- src/style-internal.h	2014-03-11 14:52:08 +0000
+++ src/style-internal.h	2014-03-27 17:06:16 +0000
@@ -253,8 +257,8 @@
 struct SPILengthOrNormal {
     unsigned set : 1;
     unsigned inherit : 1;
+    unsigned unit : 4;
     unsigned normal : 1;
-    unsigned unit : 4;
     float value;
     float computed;
 };

=== modified file 'src/style.cpp'
--- src/style.cpp	2014-03-25 00:15:25 +0000
+++ src/style.cpp	2014-03-27 17:55:58 +0000
@@ -3504,6 +3650,8 @@
 static void
 sp_style_read_ilength(SPILength *val, gchar const *str)
 {
+    /* explicitly clear all the bits because valgrind sometimes complains otherwise. */
+    memset(val,0,sizeof(SPILength));
     if (!strcmp(str, "inherit")) {
         val->set = TRUE;
         val->inherit = TRUE;
@@ -3934,7 +4096,6 @@
         return;
     } else {
         SPILength length;
-        length.set = FALSE;
         sp_style_read_ilength(&length, str);
         if( length.set ) {
             val->set      = TRUE;