diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index e65e9ce19c78..75e452045f6f 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2013-08-22  Jan Hubicka  <jh@susue.cz>
+
+	* timevar.c (validate_phases): Use size_t for memory.
+	* timevar.h (struct timevar_time_def): Use size_t for ggc_mem.
+
 2013-08-22  Gabriel Dos Reis  <gdr@integrable-solutions.net>
 
 	* pretty-print.h (output_buffer::output_buffer): Declare.
diff --git a/gcc/timevar.c b/gcc/timevar.c
index 3e0ccb271040..ab82e4b52377 100644
--- a/gcc/timevar.c
+++ b/gcc/timevar.c
@@ -430,7 +430,7 @@ validate_phases (FILE *fp)
   double phase_user = 0.0;
   double phase_sys = 0.0;
   double phase_wall = 0.0;
-  unsigned phase_ggc_mem = 0;
+  size_t phase_ggc_mem = 0;
   static char phase_prefix[] = "phase ";
   const double tolerance = 1.000001;  /* One part in a million.  */
 
@@ -465,7 +465,7 @@ validate_phases (FILE *fp)
       if (phase_wall > total->wall)
 	fprintf (fp, "wall    %24.18e > %24.18e\n", phase_wall, total->wall);
       if (phase_ggc_mem > total->ggc_mem)
-	fprintf (fp, "ggc_mem %24u > %24u\n", phase_ggc_mem, total->ggc_mem);
+	fprintf (fp, "ggc_mem %24lu > %24lu\n", phase_ggc_mem, total->ggc_mem);
       gcc_unreachable ();
     }
 }
diff --git a/gcc/timevar.h b/gcc/timevar.h
index 20deb6d7418d..dc2a8bc7f99a 100644
--- a/gcc/timevar.h
+++ b/gcc/timevar.h
@@ -62,7 +62,7 @@ struct timevar_time_def
   double wall;
 
   /* Garbage collector memory.  */
-  unsigned ggc_mem;
+  size_t ggc_mem;
 };
 
 /* An enumeration of timing variable identifiers.  Constructed from