diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 2340cf31ef28..398410f19521 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2011-01-04  Kai Tietz  <kai.tietz@onevision.com>
+
+	PR bootstrap/47055
+	* libgcov.c (gcov_exit): Check for HAS_DRIVE_SPEC.
+
 2011-01-04  Philipp Thomas <pth@suse.de>
 
 	* config/microblaze/microbalse.opt (mxl-float-convert): Fix
diff --git a/gcc/libgcov.c b/gcc/libgcov.c
index 3939dfec2d4c..6f32e85dc55e 100644
--- a/gcc/libgcov.c
+++ b/gcc/libgcov.c
@@ -283,7 +283,7 @@ gcov_exit (void)
 	      }
         }
       /* Update complete filename with stripped original. */
-      if (!IS_DIR_SEPARATOR (*fname))
+      if (!IS_DIR_SEPARATOR (*fname) && !HAS_DRIVE_SPEC(fname))
 	{
 	  strcpy (gi_filename_up, "/");
 	  strcpy (gi_filename_up + 1, fname);