gcc/

2010-04-09  Iain Sandoe  <iains@gcc.gnu.org>

	PR bootstrap/43684
	* varasm.c (default_assemble_visibility): Wrap vars that are
	set, but unused, by targets without GAS.
	* config/rs6000/rs6000.c: (paired_emit_vector_compare):
	Remove set, but unused, vars.
	(rs6000_legitimize_tls_address): Likewise.
	(altivec_expand_dst_builtin): Likewise.
	* config/darwin.c (machopic_classify_symbol): Likewise.
	(machopic_indirection_name): Likewise.

gcc/fortran/
2010-04-09  Iain Sandoe  <iains@gcc.gnu.org>

	PR bootstrap/43684
	* gfortranspec.c (lang_specific_driver): Do not expose vars
	only used by HAVE_LD_STATIC_DYNAMIC targets unless compiling
	for such.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@158164 138bc75d-0d04-0410-961f-82ee72b054a4

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 0a11d90..28b7fb9 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,15 @@
+2010-04-09  Iain Sandoe  <iains@gcc.gnu.org>
+
+       PR bootstrap/43684
+       * varasm.c (default_assemble_visibility): Wrap vars that are 
+       set, but unused, by targets without GAS.
+       * config/rs6000/rs6000.c: (paired_emit_vector_compare): 
+       Remove set, but unused, vars.
+       (rs6000_legitimize_tls_address): Likewise.
+       (altivec_expand_dst_builtin): Likewise.
+       * config/darwin.c (machopic_classify_symbol): Likewise.
+       (machopic_indirection_name): Likewise.
+       
 2010-04-09  Uros Bizjak  <ubizjak@gmail.com>
 
        * config/i386/i386.md (DWI): New mode iterator.

diff --git a/gcc/config/rs6000/rs6000.c b/gcc/config/rs6000/rs6000.c
index 2817706..1360bf4 100644 (file)
--- a/gcc/config/rs6000/rs6000.c
+++ b/gcc/config/rs6000/rs6000.c
@@ -4183,7 +4183,7 @@ paired_emit_vector_compare (enum rtx_code rcode,
                             rtx cc_op0, rtx cc_op1)
 {
   rtx tmp = gen_reg_rtx (V2SFmode);
-  rtx tmp1, max, min, equal_zero;
+  rtx tmp1, max, min;
 
   gcc_assert (TARGET_PAIRED_FLOAT);
   gcc_assert (GET_MODE (op0) == GET_MODE (op1));
@@ -4210,8 +4210,8 @@ paired_emit_vector_compare (enum rtx_code rcode,
       tmp1 = gen_reg_rtx (V2SFmode);
       max = gen_reg_rtx (V2SFmode);
       min = gen_reg_rtx (V2SFmode);
-      equal_zero = gen_reg_rtx (V2SFmode);
-
+      gen_reg_rtx (V2SFmode);
+      
       emit_insn (gen_subv2sf3 (tmp, cc_op0, cc_op1));
       emit_insn (gen_selv2sf4
                  (max, tmp, cc_op0, cc_op1, CONST0_RTX (SFmode)));
@@ -5412,14 +5412,14 @@ rs6000_legitimize_tls_address (rtx addr, enum tls_model model)
              else
                {
                  rtx tmp3, mem;
-                 rtx first, last;
+                 rtx last;
 
                  tmp1 = gen_reg_rtx (Pmode);
                  tmp2 = gen_reg_rtx (Pmode);
                  tmp3 = gen_reg_rtx (Pmode);
                  mem = gen_const_mem (Pmode, tmp1);
 
-                 first = emit_insn (gen_load_toc_v4_PIC_1b (gsym));
+                 emit_insn (gen_load_toc_v4_PIC_1b (gsym));
                  emit_move_insn (tmp1,
                                  gen_rtx_REG (Pmode, LR_REGNO));
                  emit_move_insn (tmp2, mem);
@@ -10148,7 +10148,7 @@ altivec_expand_dst_builtin (tree exp, rtx target ATTRIBUTE_UNUSED,
   tree fndecl = TREE_OPERAND (CALL_EXPR_FN (exp), 0);
   unsigned int fcode = DECL_FUNCTION_CODE (fndecl);
   tree arg0, arg1, arg2;
-  enum machine_mode mode0, mode1, mode2;
+  enum machine_mode mode0, mode1;
   rtx pat, op0, op1, op2;
   const struct builtin_description *d;
   size_t i;
@@ -10168,7 +10168,6 @@ altivec_expand_dst_builtin (tree exp, rtx target ATTRIBUTE_UNUSED,
        op2 = expand_normal (arg2);
        mode0 = insn_data[d->icode].operand[0].mode;
        mode1 = insn_data[d->icode].operand[1].mode;
-       mode2 = insn_data[d->icode].operand[2].mode;
 
        /* Invalid arguments, bail out before generating bad rtl.  */
        if (arg0 == error_mark_node

diff --git a/gcc/fortran/ChangeLog b/gcc/fortran/ChangeLog
index 96efee0..ebce913 100644 (file)
--- a/gcc/fortran/ChangeLog
+++ b/gcc/fortran/ChangeLog
@@ -1,3 +1,10 @@
+2010-04-09  Iain Sandoe  <iains@gcc.gnu.org>
+
+       PR bootstrap/43684
+       * gfortranspec.c (lang_specific_driver): Do not expose vars 
+       only used by HAVE_LD_STATIC_DYNAMIC targets unless compiling
+       for such.
+
 2010-04-09  Tobias Burnus  <burnus@net-b.de>
 
        PR fortran/18918

diff --git a/gcc/fortran/gfortranspec.c b/gcc/fortran/gfortranspec.c
index 413da7b..b7eccc3 100644 (file)
--- a/gcc/fortran/gfortranspec.c
+++ b/gcc/fortran/gfortranspec.c
@@ -186,8 +186,6 @@ lookup_option (Option *xopt, int *xskip, const char **xarg, const char *text)
        opt = OPTION_syntax_only;
       else if (!strcmp (text, "-static-libgfortran"))
        opt = OPTION_static_libgfortran;
-      else if (!strcmp (text, "-static"))
-       opt = OPTION_static;
       else if (!strcmp (text, "-fversion"))    /* Really --version!! */
        opt = OPTION_version;
       else if (!strcmp (text, "-Xlinker") || !strcmp (text, "-specs"))
@@ -353,7 +351,8 @@ lang_specific_driver (int *in_argc, const char *const **in_argv,
 #ifdef HAVE_LD_STATIC_DYNAMIC
          static_linking = 1;
 #endif
-         break;
+         /* Fall through, count OPTION_static as an item included in
+            the rewritten command line. */
 
        case OPTION_l:
          ++n_infiles;

diff --git a/gcc/varasm.c b/gcc/varasm.c
index af9adff..229a370 100644 (file)
--- a/gcc/varasm.c
+++ b/gcc/varasm.c
@@ -5803,8 +5803,10 @@ assemble_alias (tree decl, tree target)
    the visibility type VIS, which must not be VISIBILITY_DEFAULT.  */
 
 void
-default_assemble_visibility (tree decl, int vis)
+default_assemble_visibility (tree decl ATTRIBUTE_UNUSED, 
+                            int vis ATTRIBUTE_UNUSED)
 {
+#ifdef HAVE_GAS_HIDDEN
   static const char * const visibility_types[] = {
     NULL, "protected", "hidden", "internal"
   };
@@ -5814,7 +5816,6 @@ default_assemble_visibility (tree decl, int vis)
   name = IDENTIFIER_POINTER (DECL_ASSEMBLER_NAME (decl));
   type = visibility_types[vis];
 
-#ifdef HAVE_GAS_HIDDEN
   fprintf (asm_out_file, "\t.%s\t", type);
   assemble_name (asm_out_file, name);
   fprintf (asm_out_file, "\n");