attempt to fix sanitize32 package dependency

.travis.yml

@@ -37,6 +37,7 @@ matrix:
       addons:
         apt:
           packages:
+            - clang
             - libc6-dev-i386
             - gcc-multilib
 
@@ -46,6 +47,7 @@ matrix:
       addons:
         apt:
           packages:
+            - clang
 
     - env: Ubu=14.04 Cmd='make -C tests test-lz4c32 test-fullbench32 versionsTest' COMPILER=cc
       dist: trusty

lib/lz4.c

@@ -148,7 +148,7 @@
   typedef unsigned int        U32;
   typedef   signed int        S32;
   typedef unsigned long long  U64;
-  typedef size_t uptrval;   /* generally true, except OpenVMS-64 */
+  typedef size_t              uptrval;   /* generally true, except OpenVMS-64 */
 #endif