diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 07ff2b02e02..a35bb99f4d5 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2018-07-13  Eric Botcazou  <ebotcazou@adacore.com>
+
+	* config/sparc/sparc-protos.h (sparc_compute_frame_size): Delete.
+	* config/sparc/sparc.c (sparc_compute_frame_size): Make static.
+
 2018-07-13  Richard Biener  <rguenther@suse.de>
 
 	PR debug/86452
diff --git a/gcc/config/sparc/sparc-protos.h b/gcc/config/sparc/sparc-protos.h
index 71a067e871c..4fb0ead7f6a 100644
--- a/gcc/config/sparc/sparc-protos.h
+++ b/gcc/config/sparc/sparc-protos.h
@@ -31,7 +31,6 @@ extern unsigned long sparc_type_code (tree);
 #endif /* TREE_CODE */
 
 extern void order_regs_for_local_alloc (void);
-extern HOST_WIDE_INT sparc_compute_frame_size (HOST_WIDE_INT, int);
 extern int sparc_initial_elimination_offset (int);
 extern void sparc_expand_prologue (void);
 extern void sparc_flat_expand_prologue (void);
diff --git a/gcc/config/sparc/sparc.c b/gcc/config/sparc/sparc.c
index a9a02afa7dc..2481fbf3b0a 100644
--- a/gcc/config/sparc/sparc.c
+++ b/gcc/config/sparc/sparc.c
@@ -5459,7 +5459,7 @@ save_local_or_in_reg_p (unsigned int regno, int leaf_function)
 /* Compute the frame size required by the function.  This function is called
    during the reload pass and also by sparc_expand_prologue.  */
 
-HOST_WIDE_INT
+static HOST_WIDE_INT
 sparc_compute_frame_size (HOST_WIDE_INT size, int leaf_function)
 {
   HOST_WIDE_INT frame_size, apparent_frame_size;