Fix a memory bug in StrRandom() with RandIntN().

We're storing integers in this buffer, so we have to allocate enough
memory for them. An integer is usually more than one byte.

src/Str.c

@@ -171,7 +171,7 @@ StrRandom(size_t len)
         return NULL;
     }
 
-    nums = Malloc(len);
+    nums = Malloc(len * sizeof(int));
     if (!nums)
     {
         Free(str);

tools/bin/td

@@ -36,7 +36,7 @@ CFLAGS="${CFLAGS} ${DEFINES} ${INCLUDES}"
 LDFLAGS="${LDFLAGS} ${STATIC}"
 
 if [ "$DEBUG" = "1" ]; then
-    CFLAGS="$CFLAGS -O0 -g"
+    CFLAGS="$CFLAGS -O0 -g -pg"
     LDFLAGS="-lm -pthread -v"
     PROG="$PROG-debug"
 fi