Modernize configure.ac's

[deliverable/binutils-gdb.git] / gdb / nios2-tdep.c

diff --git a/gdb/nios2-tdep.c b/gdb/nios2-tdep.c
index aa59528a10455493061def32137c1bf2ac4042d0..9d92c55e2c87100ea50873af5f7fa1e437926cdc 100644 (file)
--- a/gdb/nios2-tdep.c
+++ b/gdb/nios2-tdep.c
@@ -1,5 +1,5 @@
 /* Target-machine dependent code for Nios II, for GDB.
-   Copyright (C) 2012-2015 Free Software Foundation, Inc.
+   Copyright (C) 2012-2016 Free Software Foundation, Inc.
    Contributed by Peter Brookes (pbrookes@altera.com)
    and Andrew Draper (adraper@altera.com).
    Contributed by Mentor Graphics, Inc.
@@ -138,17 +138,15 @@ static int nios2_dwarf2gdb_regno_map[] =
   NIOS2_MPUACC_REGNUM     /* 48 */
 };
 
+gdb_static_assert (ARRAY_SIZE (nios2_dwarf2gdb_regno_map) == NIOS2_NUM_REGS);
 
 /* Implement the dwarf2_reg_to_regnum gdbarch method.  */
 
 static int
 nios2_dwarf_reg_to_regnum (struct gdbarch *gdbarch, int dw_reg)
 {
-  if (dw_reg < 0 || dw_reg > NIOS2_NUM_REGS)
-    {
-      warning (_("Dwarf-2 uses unmapped register #%d"), dw_reg);
-      return dw_reg;
-    }
+  if (dw_reg < 0 || dw_reg >= NIOS2_NUM_REGS)
+    return -1;
 
   return nios2_dwarf2gdb_regno_map[dw_reg];
 }
@@ -1920,7 +1918,7 @@ nios2_frame_unwind_cache (struct frame_info *this_frame,
   int i;
 
   if (*this_prologue_cache)
-    return *this_prologue_cache;
+    return (struct nios2_unwind_cache *) *this_prologue_cache;
 
   cache = FRAME_OBSTACK_ZALLOC (struct nios2_unwind_cache);
   *this_prologue_cache = cache;
@@ -2028,7 +2026,7 @@ nios2_stub_frame_cache (struct frame_info *this_frame, void **this_cache)
   int num_regs = gdbarch_num_regs (gdbarch);
 
   if (*this_cache != NULL)
-    return *this_cache;
+    return (struct trad_frame_cache *) *this_cache;
   this_trad_cache = trad_frame_cache_zalloc (this_frame);
   *this_cache = this_trad_cache;