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riscv-gcc-1
Commit 558c51c5 by Diego Novillo
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Undo inadvertent commit in rev 160105. 

From-SVN: r160107
parent 2e3b4885
Showing with 48 additions and 129 deletions
gcc/cp/cvt.c
......@@ -822,26 +822,22 @@ ocp_convert (tree type, tree expr, int convtype, int flags)
tree
convert_to_void (tree expr, const char *implicit, tsubst_flags_t complain)
{
tree exprv;
if (expr == error_mark_node
|| TREE_TYPE (expr) == error_mark_node)
return error_mark_node;
if (implicit == NULL)
mark_rvalue_use (expr);
else
{
tree exprv = expr;
while (TREE_CODE (exprv) == COMPOUND_EXPR)
exprv = TREE_OPERAND (exprv, 1);
if (DECL_P (exprv) || handled_component_p (exprv))
/* Expr is not being 'used' here, otherwise we whould have
called mark_{rl}value_use use here, which would have in turn
called mark_exp_read. Rather, we call mark_exp_read directly
to avoid some warnings when
-Wunused-but-set-{variable,parameter} is in effect. */
mark_exp_read (exprv);
}
exprv = expr;
while (TREE_CODE (exprv) == COMPOUND_EXPR)
exprv = TREE_OPERAND (exprv, 1);
if (DECL_P (exprv) || handled_component_p (exprv))
/* Expr is not being 'used' here, otherwise we whould have
called mark_{rl}value_use use here, which would have in turn
called mark_exp_read. Rather, we call mark_exp_read directly
to avoid some warnings when
-Wunused-but-set-{variable,parameter} is in effect. */
mark_exp_read (exprv);
if (!TREE_TYPE (expr))
return expr;
......
gcc/simplify-rtx.c
......@@ -4875,7 +4875,7 @@ simplify_immed_subreg (enum machine_mode outermode, rtx op,
a mistake.) */
{
unsigned byte = (elem * elem_bitsize) / BITS_PER_UNIT;
unsigned ibyte ATTRIBUTE_UNUSED = (((num_elem - 1 - elem) * elem_bitsize)
unsigned ibyte = (((num_elem - 1 - elem) * elem_bitsize)
/ BITS_PER_UNIT);
unsigned word_byte = WORDS_BIG_ENDIAN ? ibyte : byte;
unsigned subword_byte = BYTES_BIG_ENDIAN ? ibyte : byte;
......@@ -4979,7 +4979,7 @@ simplify_immed_subreg (enum machine_mode outermode, rtx op,
will already have offset 0. */
if (GET_MODE_SIZE (innermode) >= GET_MODE_SIZE (outermode))
{
unsigned ibyte ATTRIBUTE_UNUSED = (GET_MODE_SIZE (innermode) - GET_MODE_SIZE (outermode)
unsigned ibyte = (GET_MODE_SIZE (innermode) - GET_MODE_SIZE (outermode)
- byte);
unsigned word_byte = WORDS_BIG_ENDIAN ? ibyte : byte;
unsigned subword_byte = BYTES_BIG_ENDIAN ? ibyte : byte;
......@@ -5024,7 +5024,7 @@ simplify_immed_subreg (enum machine_mode outermode, rtx op,
a mistake.) */
{
unsigned byte = (elem * elem_bitsize) / BITS_PER_UNIT;
unsigned ibyte ATTRIBUTE_UNUSED = (((num_elem - 1 - elem) * elem_bitsize)
unsigned ibyte = (((num_elem - 1 - elem) * elem_bitsize)
/ BITS_PER_UNIT);
unsigned word_byte = WORDS_BIG_ENDIAN ? ibyte : byte;
unsigned subword_byte = BYTES_BIG_ENDIAN ? ibyte : byte;
......
libcpp/aclocal.m4
......@@ -22,74 +22,3 @@ m4_include([../config/lib-link.m4])
m4_include([../config/lib-prefix.m4])
m4_include([../config/override.m4])
m4_include([../config/warnings.m4])
## ---------------------------------------------------------------- ##
## Checking for declared symbols. ##
## This is like *AC_CHECK_DECL*, except that for c++, we may use a ##
## prototype to check for a (possibly overloaded) function. ##
## ---------------------------------------------------------------- ##
# _AC_CHECK_PROTO_BODY
# -------------------
# Shell function body for AC_CHECK_PROTO.
m4_define([_AC_CHECK_PROTO_BODY],
[ AS_LINENO_PUSH([$[]1])
[as_decl_name=`echo $][2|sed 's/(.*//'`]
[as_decl_use=`echo $][2|sed -e 's/(/((/' -e 's/)/) 0&/' -e 's/,/) 0& (/g'`]
AC_CACHE_CHECK([whether $as_decl_name is declared], [$[]3],
[AC_COMPILE_IFELSE([AC_LANG_PROGRAM([$[]4],
[@%:@ifndef $[]as_decl_name
@%:@ifdef __cplusplus
(void) $[]as_decl_use;
@%:@else
(void) $[]as_decl_name;
@%:@endif
@%:@endif
])],
[AS_VAR_SET([$[]3], [yes])],
[AS_VAR_SET([$[]3], [no])])])
AS_LINENO_POP
])# _AC_CHECK_PROTO_BODY
# AC_CHECK_PROTO(SYMBOL,
# [ACTION-IF-FOUND], [ACTION-IF-NOT-FOUND],
# [INCLUDES = DEFAULT-INCLUDES])
# -------------------------------------------------------
# Check whether SYMBOL (a function, variable, or constant) is declared.
AC_DEFUN([AC_CHECK_PROTO],
[AC_REQUIRE_SHELL_FN([ac_fn_]_AC_LANG_ABBREV[_check_proto],
[AS_FUNCTION_DESCRIBE([ac_fn_]_AC_LANG_ABBREV[_check_proto],
[LINENO SYMBOL VAR],
[Tests whether SYMBOL is declared, setting cache variable VAR accordingly.])],
[_$0_BODY])]dnl
[AS_VAR_PUSHDEF([ac_Symbol], [ac_cv_have_decl_$1])]dnl
[ac_fn_[]_AC_LANG_ABBREV[]_check_proto ]dnl
["$LINENO" "$1" "ac_Symbol" "AS_ESCAPE([AC_INCLUDES_DEFAULT([$4])], [""])"
AS_VAR_IF([ac_Symbol], [yes], [$2], [$3])
AS_VAR_POPDEF([ac_Symbol])dnl
])# AC_CHECK_PROTO
# _AC_CHECK_PROTOS(SYMBOL, ACTION-IF_FOUND, ACTION-IF-NOT-FOUND,
# INCLUDES)
# -------------------------------------------------------------
# Helper to AC_CHECK_PROTOS, which generates the check for a single
# SYMBOL with INCLUDES, performs the AC_DEFINE, then expands
# ACTION-IF-FOUND or ACTION-IF-NOT-FOUND.
m4_define([_AC_CHECK_PROTOS],
[AC_CHECK_PROTO([$1], [ac_have_decl=1], [ac_have_decl=0], [$4])]dnl
[AC_DEFINE_UNQUOTED(AS_TR_CPP(patsubst(HAVE_DECL_[$1],[(.*])), [$ac_have_decl],
[Define to 1 if you have the declaration of `$1',
and to 0 if you don't.])]dnl
[m4_ifvaln([$2$3], [AS_IF([test $ac_have_decl = 1], [$2], [$3])])])
# AC_CHECK_PROTOS(SYMBOLS,
# [ACTION-IF-FOUND], [ACTION-IF-NOT-FOUND],
# [INCLUDES = DEFAULT-INCLUDES])
# --------------------------------------------------------
# Defines HAVE_DECL_SYMBOL to 1 if declared, 0 otherwise. See the
# documentation for a detailed explanation of this difference with
# other AC_CHECK_*S macros. SYMBOLS is an m4 list.
AC_DEFUN([AC_CHECK_PROTOS],
[m4_map_args_sep([_$0(], [, [$2], [$3], [$4])], [], $1)])
libcpp/configure
......@@ -2233,16 +2233,14 @@ $as_echo "$ac_res" >&6; }
} # ac_fn_cxx_check_func
# ac_fn_cxx_check_proto LINENO SYMBOL VAR
# ---------------------------------------
# ac_fn_cxx_check_decl LINENO SYMBOL VAR
# --------------------------------------
# Tests whether SYMBOL is declared, setting cache variable VAR accordingly.
ac_fn_cxx_check_proto ()
ac_fn_cxx_check_decl ()
{
as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
as_decl_name=`echo $2|sed 's/(.*//'`
as_decl_use=`echo $2|sed -e 's/(/((/' -e 's/)/) 0&/' -e 's/,/) 0& (/g'`
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $as_decl_name is declared" >&5
$as_echo_n "checking whether $as_decl_name is declared... " >&6; }
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $2 is declared" >&5
$as_echo_n "checking whether $2 is declared... " >&6; }
if { as_var=$3; eval "test \"\${$as_var+set}\" = set"; }; then :
$as_echo_n "(cached) " >&6
else
......@@ -2252,12 +2250,8 @@ $4
int
main ()
{
#ifndef $as_decl_name
#ifdef __cplusplus
(void) $as_decl_use;
#else
(void) $as_decl_name;
#endif
#ifndef $2
(void) $2;
#endif
;
......@@ -2276,7 +2270,7 @@ eval ac_res=\$$3
$as_echo "$ac_res" >&6; }
eval $as_lineno_stack; test "x$as_lineno_stack" = x && { as_lineno=; unset as_lineno;}
} # ac_fn_cxx_check_proto
} # ac_fn_cxx_check_decl
cat >config.log <<_ACEOF
This file contains any messages produced by compilers while
running configure, to aid debugging if configure makes a mistake.
......@@ -5466,7 +5460,7 @@ _ACEOF
fi
done
ac_fn_cxx_check_proto "$LINENO" "abort" "ac_cv_have_decl_abort" "$ac_includes_default"
ac_fn_cxx_check_decl "$LINENO" "abort" "ac_cv_have_decl_abort" "$ac_includes_default"
if test "x$ac_cv_have_decl_abort" = x""yes; then :
ac_have_decl=1
else
......@@ -5476,7 +5470,7 @@ fi
cat >>confdefs.h <<_ACEOF
#define HAVE_DECL_ABORT $ac_have_decl
_ACEOF
ac_fn_cxx_check_proto "$LINENO" "asprintf" "ac_cv_have_decl_asprintf" "$ac_includes_default"
ac_fn_cxx_check_decl "$LINENO" "asprintf" "ac_cv_have_decl_asprintf" "$ac_includes_default"
if test "x$ac_cv_have_decl_asprintf" = x""yes; then :
ac_have_decl=1
else
......@@ -5486,8 +5480,8 @@ fi
cat >>confdefs.h <<_ACEOF
#define HAVE_DECL_ASPRINTF $ac_have_decl
_ACEOF
ac_fn_cxx_check_proto "$LINENO" "basename(char*)" "ac_cv_have_decl_basename_charp_" "$ac_includes_default"
if test "x$ac_cv_have_decl_basename_charp_" = x""yes; then :
ac_fn_cxx_check_decl "$LINENO" "basename" "ac_cv_have_decl_basename" "$ac_includes_default"
if test "x$ac_cv_have_decl_basename" = x""yes; then :
ac_have_decl=1
else
ac_have_decl=0
......@@ -5496,7 +5490,7 @@ fi
cat >>confdefs.h <<_ACEOF
#define HAVE_DECL_BASENAME $ac_have_decl
_ACEOF
ac_fn_cxx_check_proto "$LINENO" "errno" "ac_cv_have_decl_errno" "$ac_includes_default"
ac_fn_cxx_check_decl "$LINENO" "errno" "ac_cv_have_decl_errno" "$ac_includes_default"
if test "x$ac_cv_have_decl_errno" = x""yes; then :
ac_have_decl=1
else
......@@ -5506,7 +5500,7 @@ fi
cat >>confdefs.h <<_ACEOF
#define HAVE_DECL_ERRNO $ac_have_decl
_ACEOF
ac_fn_cxx_check_proto "$LINENO" "getopt" "ac_cv_have_decl_getopt" "$ac_includes_default"
ac_fn_cxx_check_decl "$LINENO" "getopt" "ac_cv_have_decl_getopt" "$ac_includes_default"
if test "x$ac_cv_have_decl_getopt" = x""yes; then :
ac_have_decl=1
else
......@@ -5516,7 +5510,7 @@ fi
cat >>confdefs.h <<_ACEOF
#define HAVE_DECL_GETOPT $ac_have_decl
_ACEOF
ac_fn_cxx_check_proto "$LINENO" "clearerr_unlocked" "ac_cv_have_decl_clearerr_unlocked" "$ac_includes_default"
ac_fn_cxx_check_decl "$LINENO" "clearerr_unlocked" "ac_cv_have_decl_clearerr_unlocked" "$ac_includes_default"
if test "x$ac_cv_have_decl_clearerr_unlocked" = x""yes; then :
ac_have_decl=1
else
......@@ -5526,7 +5520,7 @@ fi
cat >>confdefs.h <<_ACEOF
#define HAVE_DECL_CLEARERR_UNLOCKED $ac_have_decl
_ACEOF
ac_fn_cxx_check_proto "$LINENO" "feof_unlocked" "ac_cv_have_decl_feof_unlocked" "$ac_includes_default"
ac_fn_cxx_check_decl "$LINENO" "feof_unlocked" "ac_cv_have_decl_feof_unlocked" "$ac_includes_default"
if test "x$ac_cv_have_decl_feof_unlocked" = x""yes; then :
ac_have_decl=1
else
......@@ -5536,7 +5530,7 @@ fi
cat >>confdefs.h <<_ACEOF
#define HAVE_DECL_FEOF_UNLOCKED $ac_have_decl
_ACEOF
ac_fn_cxx_check_proto "$LINENO" "ferror_unlocked" "ac_cv_have_decl_ferror_unlocked" "$ac_includes_default"
ac_fn_cxx_check_decl "$LINENO" "ferror_unlocked" "ac_cv_have_decl_ferror_unlocked" "$ac_includes_default"
if test "x$ac_cv_have_decl_ferror_unlocked" = x""yes; then :
ac_have_decl=1
else
......@@ -5546,7 +5540,7 @@ fi
cat >>confdefs.h <<_ACEOF
#define HAVE_DECL_FERROR_UNLOCKED $ac_have_decl
_ACEOF
ac_fn_cxx_check_proto "$LINENO" "fflush_unlocked" "ac_cv_have_decl_fflush_unlocked" "$ac_includes_default"
ac_fn_cxx_check_decl "$LINENO" "fflush_unlocked" "ac_cv_have_decl_fflush_unlocked" "$ac_includes_default"
if test "x$ac_cv_have_decl_fflush_unlocked" = x""yes; then :
ac_have_decl=1
else
......@@ -5556,7 +5550,7 @@ fi
cat >>confdefs.h <<_ACEOF
#define HAVE_DECL_FFLUSH_UNLOCKED $ac_have_decl
_ACEOF
ac_fn_cxx_check_proto "$LINENO" "fgetc_unlocked" "ac_cv_have_decl_fgetc_unlocked" "$ac_includes_default"
ac_fn_cxx_check_decl "$LINENO" "fgetc_unlocked" "ac_cv_have_decl_fgetc_unlocked" "$ac_includes_default"
if test "x$ac_cv_have_decl_fgetc_unlocked" = x""yes; then :
ac_have_decl=1
else
......@@ -5566,7 +5560,7 @@ fi
cat >>confdefs.h <<_ACEOF
#define HAVE_DECL_FGETC_UNLOCKED $ac_have_decl
_ACEOF
ac_fn_cxx_check_proto "$LINENO" "fgets_unlocked" "ac_cv_have_decl_fgets_unlocked" "$ac_includes_default"
ac_fn_cxx_check_decl "$LINENO" "fgets_unlocked" "ac_cv_have_decl_fgets_unlocked" "$ac_includes_default"
if test "x$ac_cv_have_decl_fgets_unlocked" = x""yes; then :
ac_have_decl=1
else
......@@ -5576,7 +5570,7 @@ fi
cat >>confdefs.h <<_ACEOF
#define HAVE_DECL_FGETS_UNLOCKED $ac_have_decl
_ACEOF
ac_fn_cxx_check_proto "$LINENO" "fileno_unlocked" "ac_cv_have_decl_fileno_unlocked" "$ac_includes_default"
ac_fn_cxx_check_decl "$LINENO" "fileno_unlocked" "ac_cv_have_decl_fileno_unlocked" "$ac_includes_default"
if test "x$ac_cv_have_decl_fileno_unlocked" = x""yes; then :
ac_have_decl=1
else
......@@ -5586,7 +5580,7 @@ fi
cat >>confdefs.h <<_ACEOF
#define HAVE_DECL_FILENO_UNLOCKED $ac_have_decl
_ACEOF
ac_fn_cxx_check_proto "$LINENO" "fprintf_unlocked" "ac_cv_have_decl_fprintf_unlocked" "$ac_includes_default"
ac_fn_cxx_check_decl "$LINENO" "fprintf_unlocked" "ac_cv_have_decl_fprintf_unlocked" "$ac_includes_default"
if test "x$ac_cv_have_decl_fprintf_unlocked" = x""yes; then :
ac_have_decl=1
else
......@@ -5596,7 +5590,7 @@ fi
cat >>confdefs.h <<_ACEOF
#define HAVE_DECL_FPRINTF_UNLOCKED $ac_have_decl
_ACEOF
ac_fn_cxx_check_proto "$LINENO" "fputc_unlocked" "ac_cv_have_decl_fputc_unlocked" "$ac_includes_default"
ac_fn_cxx_check_decl "$LINENO" "fputc_unlocked" "ac_cv_have_decl_fputc_unlocked" "$ac_includes_default"
if test "x$ac_cv_have_decl_fputc_unlocked" = x""yes; then :
ac_have_decl=1
else
......@@ -5606,7 +5600,7 @@ fi
cat >>confdefs.h <<_ACEOF
#define HAVE_DECL_FPUTC_UNLOCKED $ac_have_decl
_ACEOF
ac_fn_cxx_check_proto "$LINENO" "fputs_unlocked" "ac_cv_have_decl_fputs_unlocked" "$ac_includes_default"
ac_fn_cxx_check_decl "$LINENO" "fputs_unlocked" "ac_cv_have_decl_fputs_unlocked" "$ac_includes_default"
if test "x$ac_cv_have_decl_fputs_unlocked" = x""yes; then :
ac_have_decl=1
else
......@@ -5616,7 +5610,7 @@ fi
cat >>confdefs.h <<_ACEOF
#define HAVE_DECL_FPUTS_UNLOCKED $ac_have_decl
_ACEOF
ac_fn_cxx_check_proto "$LINENO" "fread_unlocked" "ac_cv_have_decl_fread_unlocked" "$ac_includes_default"
ac_fn_cxx_check_decl "$LINENO" "fread_unlocked" "ac_cv_have_decl_fread_unlocked" "$ac_includes_default"
if test "x$ac_cv_have_decl_fread_unlocked" = x""yes; then :
ac_have_decl=1
else
......@@ -5626,7 +5620,7 @@ fi
cat >>confdefs.h <<_ACEOF
#define HAVE_DECL_FREAD_UNLOCKED $ac_have_decl
_ACEOF
ac_fn_cxx_check_proto "$LINENO" "fwrite_unlocked" "ac_cv_have_decl_fwrite_unlocked" "$ac_includes_default"
ac_fn_cxx_check_decl "$LINENO" "fwrite_unlocked" "ac_cv_have_decl_fwrite_unlocked" "$ac_includes_default"
if test "x$ac_cv_have_decl_fwrite_unlocked" = x""yes; then :
ac_have_decl=1
else
......@@ -5636,7 +5630,7 @@ fi
cat >>confdefs.h <<_ACEOF
#define HAVE_DECL_FWRITE_UNLOCKED $ac_have_decl
_ACEOF
ac_fn_cxx_check_proto "$LINENO" "getchar_unlocked" "ac_cv_have_decl_getchar_unlocked" "$ac_includes_default"
ac_fn_cxx_check_decl "$LINENO" "getchar_unlocked" "ac_cv_have_decl_getchar_unlocked" "$ac_includes_default"
if test "x$ac_cv_have_decl_getchar_unlocked" = x""yes; then :
ac_have_decl=1
else
......@@ -5646,7 +5640,7 @@ fi
cat >>confdefs.h <<_ACEOF
#define HAVE_DECL_GETCHAR_UNLOCKED $ac_have_decl
_ACEOF
ac_fn_cxx_check_proto "$LINENO" "getc_unlocked" "ac_cv_have_decl_getc_unlocked" "$ac_includes_default"
ac_fn_cxx_check_decl "$LINENO" "getc_unlocked" "ac_cv_have_decl_getc_unlocked" "$ac_includes_default"
if test "x$ac_cv_have_decl_getc_unlocked" = x""yes; then :
ac_have_decl=1
else
......@@ -5656,7 +5650,7 @@ fi
cat >>confdefs.h <<_ACEOF
#define HAVE_DECL_GETC_UNLOCKED $ac_have_decl
_ACEOF
ac_fn_cxx_check_proto "$LINENO" "putchar_unlocked" "ac_cv_have_decl_putchar_unlocked" "$ac_includes_default"
ac_fn_cxx_check_decl "$LINENO" "putchar_unlocked" "ac_cv_have_decl_putchar_unlocked" "$ac_includes_default"
if test "x$ac_cv_have_decl_putchar_unlocked" = x""yes; then :
ac_have_decl=1
else
......@@ -5666,7 +5660,7 @@ fi
cat >>confdefs.h <<_ACEOF
#define HAVE_DECL_PUTCHAR_UNLOCKED $ac_have_decl
_ACEOF
ac_fn_cxx_check_proto "$LINENO" "putc_unlocked" "ac_cv_have_decl_putc_unlocked" "$ac_includes_default"
ac_fn_cxx_check_decl "$LINENO" "putc_unlocked" "ac_cv_have_decl_putc_unlocked" "$ac_includes_default"
if test "x$ac_cv_have_decl_putc_unlocked" = x""yes; then :
ac_have_decl=1
else
......@@ -5676,7 +5670,7 @@ fi
cat >>confdefs.h <<_ACEOF
#define HAVE_DECL_PUTC_UNLOCKED $ac_have_decl
_ACEOF
ac_fn_cxx_check_proto "$LINENO" "vasprintf" "ac_cv_have_decl_vasprintf" "$ac_includes_default"
ac_fn_cxx_check_decl "$LINENO" "vasprintf" "ac_cv_have_decl_vasprintf" "$ac_includes_default"
if test "x$ac_cv_have_decl_vasprintf" = x""yes; then :
ac_have_decl=1
else
......
libcpp/configure.ac
......@@ -81,8 +81,8 @@ define(libcpp_UNLOCKED_FUNCS, clearerr_unlocked feof_unlocked dnl
fread_unlocked fwrite_unlocked getchar_unlocked getc_unlocked dnl
putchar_unlocked putc_unlocked)
AC_CHECK_FUNCS(libcpp_UNLOCKED_FUNCS)
AC_CHECK_PROTOS(m4_split(m4_normalize(abort asprintf basename(char*) errno \
getopt libcpp_UNLOCKED_FUNCS vasprintf)))
AC_CHECK_DECLS(m4_split(m4_normalize(abort asprintf basename errno getopt \
libcpp_UNLOCKED_FUNCS vasprintf)))
# Checks for library functions.
AC_FUNC_ALLOCA
......
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