--- a/example/string_args/main.cc	Tue Nov 26 17:46:05 2013 +0900
+++ b/example/string_args/main.cc	Tue Nov 26 18:57:06 2013 +0900
@@ -23,11 +23,11 @@
 
     for (int i = 1; argv[i]; ++i) {
         if (strcmp(argv[i], "-cpu") == 0) {
-            spe_num = atoi(argv[i+1]);
+            spe_num = atoi(argv[i+1]); i++;
         } else if (strcmp(argv[i], "-sw") == 0) {
-            search_word = argv[i+1];
+            search_word = argv[i+1]; i++;
         } else if (strcmp(argv[i], "-t") == 0) {
-            task_num = atoi(argv[i+1]);
+            task_num = atoi(argv[i+1]); i++;
         }
     }
 
@@ -58,18 +58,11 @@
 int
 TMmain(TaskManager *manager, int argc, char *argv[])
 {
-    char *search_word = 0;
-    int search_word_len = 0;
-
-    search_word = init(argc,argv);
-    search_word_len = strlen((const char*)search_word);
+    const char *search_word = init(argc,argv);
+    int search_word_len = strlen(search_word);
 
-    if (search_word < 0) {
-        return -1;
-    }
-    char *sword = (char*)manager->allocate(sizeof(char)*search_word_len);
-    //strcpy(sword,(const char*)search_word);
-    memcpy(sword,(const char*)search_word,search_word_len);
+    char *sword = (char*)manager->allocate(search_word_len+1);
+    memcpy(sword,search_word,search_word_len); // to get correct alignment
 
     task_init();
     run_start(manager, sword, search_word_len);

--- a/example/string_args/ppe/Exec.cc	Tue Nov 26 17:46:05 2013 +0900
+++ b/example/string_args/ppe/Exec.cc	Tue Nov 26 18:57:06 2013 +0900
@@ -18,7 +18,7 @@
 static int
 run(SchedTask *s, void *rbuf, void *wbuf)
 {
-    char *search_word = (char *)s->get_input(rbuf,0);
+    const char *search_word = (char *)s->get_input(rbuf,0);
 
     long task_size = (long)s->get_param(0);