diff --git a/include/boost/detail/sp_counted_base_gcc_ia64.hpp b/include/boost/detail/sp_counted_base_gcc_ia64.hpp
index db54f6f..8016c8d 100644
--- a/include/boost/detail/sp_counted_base_gcc_ia64.hpp
+++ b/include/boost/detail/sp_counted_base_gcc_ia64.hpp
@@ -34,8 +34,8 @@ inline void atomic_increment( long * pw )
     // release barrier associated with it.  We choose release as it should be
     // cheaper.
     __asm__ ("fetchadd8.rel %0=[%2],1" :
-	     "=r"(tmp), "=m"(*pw) :
-	     "r"(pw));
+         "=r"(tmp), "=m"(*pw) :
+         "r"(pw));
 }
 
 inline long atomic_decrement( long * pw )
@@ -62,18 +62,18 @@ inline long atomic_conditional_increment( long * pw )
     long rv, tmp, tmp2;
 
     __asm__ ("0:   ld8          %0=[%4]           ;; \n"
-	     "     cmp.eq       p7,p0=0,%0        ;; \n"
-	     "(p7) br.cond.spnt 1f                \n"
-	     "     mov          ar.ccv=%0         \n"
-	     "     add          %1=1,%0           ;; \n"
-	     "     cmpxchg8.acq %2=[%4],%1,ar.ccv ;; \n"
-	     "     cmp.ne       p7,p0=%0,%2       ;; \n"
-	     "(p7) br.cond.spnt 0b                \n"
-	     "     mov          %0=%1             ;; \n"
-	     "1:" :	
-	     "=&r"(rv), "=&r"(tmp), "=&r"(tmp2), "=m"(*pw) :
-	     "r"(pw) :
-	     "ar.ccv", "p7");
+         "     cmp.eq       p7,p0=0,%0        ;; \n"
+         "(p7) br.cond.spnt 1f                \n"
+         "     mov          ar.ccv=%0         \n"
+         "     add          %1=1,%0           ;; \n"
+         "     cmpxchg8.acq %2=[%4],%1,ar.ccv ;; \n"
+         "     cmp.ne       p7,p0=%0,%2       ;; \n"
+         "(p7) br.cond.spnt 0b                \n"
+         "     mov          %0=%1             ;; \n"
+         "1:" : 
+         "=&r"(rv), "=&r"(tmp), "=&r"(tmp2), "=m"(*pw) :
+         "r"(pw) :
+         "ar.ccv", "p7");
 
     return rv;
 }
diff --git a/include/boost/detail/sp_counted_base_nt.hpp b/include/boost/detail/sp_counted_base_nt.hpp
index 7a76f4a..4a4401d 100644
--- a/include/boost/detail/sp_counted_base_nt.hpp
+++ b/include/boost/detail/sp_counted_base_nt.hpp
@@ -75,10 +75,10 @@ public:
     void release() // nothrow
     {
         if( --use_count_ == 0 )
-		{
-			dispose();
-			weak_release();
-		}
+        {
+            dispose();
+            weak_release();
+        }
     }
 
     void weak_add_ref() // nothrow