This doesn't seem to be used anywhere but in dwarf2out.c.
OK for mainline?
commit 8a48cdd576442cee103399ab4f1f67ee215ee6b8
Author: Aldy Hernandez <al...@redhat.com>
Date: Tue Aug 26 14:30:22 2014 -0700
* dwarf2out.h (dwarf2out_decl): Remove prototype.
* dwarf2out.c (dwarf2out_decl): Make static.
2014-08-26 David Malcolm <dmalc...@redhat.com>
* cselib.h (struct elt_loc_list): Strengthen field "setting_insn"
diff --git a/gcc/dwarf2out.c b/gcc/dwarf2out.c
index 1a9e50a..fb01732 100644
--- a/gcc/dwarf2out.c
+++ b/gcc/dwarf2out.c
@@ -102,6 +102,7 @@ along with GCC; see the file COPYING3. If not see
static void dwarf2out_source_line (unsigned int, const char *, int, bool);
static rtx_insn *last_var_location_insn;
static rtx_insn *cached_next_real_insn;
+static void dwarf2out_decl (tree);
#ifdef VMS_DEBUGGING_INFO
int vms_file_stats_name (const char *, long long *, long *, char *, int *);
@@ -20881,7 +20882,7 @@ gen_namelist_decl (tree name, dw_die_ref scope_die,
tree item_decls)
/* Write the debugging output for DECL. */
-void
+static void
dwarf2out_decl (tree decl)
{
dw_die_ref context_die = comp_unit_die ();
diff --git a/gcc/dwarf2out.h b/gcc/dwarf2out.h
index bac5077..7843e0a 100644
--- a/gcc/dwarf2out.h
+++ b/gcc/dwarf2out.h
@@ -249,7 +249,6 @@ extern enum dw_cfi_oprnd_type dw_cfi_oprnd2_desc
extern void output_cfi_directive (FILE *f, struct dw_cfi_node *cfi);
-extern void dwarf2out_decl (tree);
extern void dwarf2out_emit_cfi (dw_cfi_ref cfi);
extern void debug_dwarf (void);
