mirror of
git://gcc.gnu.org/git/gcc.git
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re PR c/6300 (sparc-sun-solaris2.7 gcc-3.1 C testsuite failure in gcc.dg/cpp/charconst.c)
* c-lex.c (lex_charconst): Call convert to get constant in proper type; don't just smash the type field. Fixes PR c/6300. * config.gcc: Add list of obsolete configurations. Disallow building these without --enable-obsolete. * doc/install.texi: Document --enable-obsolete and obsoletion policy. Mention obsoletion of individual targets in appropriate places. From-SVN: r52639
This commit is contained in:
Zack Weinberg
Zack Weinberg
parent
920f81e7b8
commit
9340544b77
@ -1,3 +1,15 @@
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2002-04-22 Zack Weinberg <zack@codesourcery.com>
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* c-lex.c (lex_charconst): Call convert to get constant in
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proper type; don't just smash the type field.
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Fixes PR c/6300.
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* config.gcc: Add list of obsolete configurations. Disallow
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building these without --enable-obsolete.
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* doc/install.texi: Document --enable-obsolete and obsoletion
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policy. Mention obsoletion of individual targets in
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appropriate places.
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2002-04-22 Richard Henderson <rth@redhat.com>
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* config/sparc/sol2-bi.h (ASM_DEBUG_SPEC): New.
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24
gcc/c-lex.c
24
gcc/c-lex.c
@ -1338,7 +1338,7 @@ lex_charconst (token)
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const cpp_token *token;
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{
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HOST_WIDE_INT result;
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tree value;
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tree type, value;
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unsigned int chars_seen;
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result = cpp_interpret_charconst (parse_in, token, warn_multichar,
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@ -1346,7 +1346,7 @@ lex_charconst (token)
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if (token->type == CPP_WCHAR)
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{
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value = build_int_2 (result, 0);
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TREE_TYPE (value) = wchar_type_node;
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type = wchar_type_node;
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}
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else
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{
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@ -1358,10 +1358,24 @@ lex_charconst (token)
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/* In C, a character constant has type 'int'.
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In C++ 'char', but multi-char charconsts have type 'int'. */
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if (c_language == clk_cplusplus && chars_seen <= 1)
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TREE_TYPE (value) = char_type_node;
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type = char_type_node;
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else
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TREE_TYPE (value) = integer_type_node;
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type = integer_type_node;
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}
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/* cpp_interpret_charconst issues a warning if the constant
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overflows, but if the number fits in HOST_WIDE_INT anyway, it
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will return it un-truncated, which may cause problems down the
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line. So set the type to widest_integer_literal_type, call
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convert to truncate it to the proper type, then clear
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TREE_OVERFLOW so we don't get a second warning.
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FIXME: cpplib's assessment of overflow may not be accurate on a
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platform where the final type can change at (compiler's) runtime. */
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TREE_TYPE (value) = widest_integer_literal_type_node;
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value = convert (type, value);
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TREE_OVERFLOW (value) = 0;
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return value;
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}
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@ -207,6 +207,81 @@ gas="$gas_flag"
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gnu_ld="$gnu_ld_flag"
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enable_threads=$enable_threads_flag
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# Obsolete configurations.
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# To avoid some tedious lists, we have a blacklist with a whitelist
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# embedded within it.
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case $machine in
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1750a-* \
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| a29k-* \
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| alpha*-*-osf[123]* \
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| arm-*-riscix* \
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| c*-convex-* \
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| clipper-* \
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| elxsi-* \
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| i860-* \
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| i?86-*-aix* \
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| i?86-*-bsd* \
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| i?86-*-chorusos* \
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| i?86-*-dgux* \
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| i?86-*-freebsd1.* \
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| i?86-*-isc* \
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| i?86-*-linux*oldld* \
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| i?86-*-osf1* \
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| i?86-*-osfrose* \
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| i?86-*-rtemscoff* \
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| i?86-*-sunos* \
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| i?86-go32-rtems* \
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| i?86-next-* \
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| i?86-sequent-bsd* \
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| i?86-sequent-ptx[12]* \
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| i?86-sequent-sysv3* \
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| m68[k0]*-*-lynxos* \
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| m68[k0]*-*-rtemscoff* \
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| m68[k0]*-*-sysv3* \
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| m68[k0]*-altos-* \
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| m68[k0]*-apollo-* \
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| m68[k0]*-apple-* \
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| m68[k0]*-bull-* \
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| m68[k0]*-convergent-* \
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| m68[k0]*-isi-* \
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| m68[k0]*-next-* \
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| m68[k0]*-sony-* \
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| m88k-* \
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| mips-*-bsd* \
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| mips-*-riscos* \
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| mips-*-sysv* \
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| mips-*-ultrix* \
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| mips-dec-* \
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| mips-sgi-irix[1234]* \
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| mips-sony-* \
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| mips-tandem-* \
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| ns32k-* \
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| pj-* \
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| pjl-* \
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| romp-* \
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| sparc-*-rtemsaout* \
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| we32k-* \
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)
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case $machine in
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a29k-*-udi | a29k-*-coff \
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| mips-sni-sysv4 \
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| m88k-*-aout* | m88k-*-openbsd* | m88k-*-sysv4* \
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| ns32k-*-netbsd* | ns32k-*-openbsd* \
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| romp-*-openbsd* \
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)
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# Whitelisted.
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;;
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*)
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if test "x$enable_obsolete" = x; then
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echo "*** Configuration $machine is obsolete." >&2
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echo "*** Specify --enable-obsolete to build it anyway." >&2
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echo "*** Support will be REMOVED in the next major release of GCC," >&2
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echo "*** unless a maintainer comes forward." >&2
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exit 1
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fi;;
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esac
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esac
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# Set default cpu_type, tm_file, tm_p_file and xm_file so it can be
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# updated in each machine entry. Also set default extra_headers for some
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# machines.
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@ -810,6 +810,16 @@ libiconv library files in @file{@var{dir}/lib}.
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@item --with-system-zlib
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Use installed zlib rather than that included with GCC@. This option
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only applies if the Java front end is being built.
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@item --enable-obsolete
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Enable configuration for an obsoleted system. If you attempt to
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configure GCC for a system (build, host, or target) which has been
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obsoleted, and you do not specify this flag, configure will halt with an
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error message.
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All support for systems which have been obsoleted in one release of GCC
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is removed entirely in the next major release, unless someone steps
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forward to maintain the port.
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@end table
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Some options which only apply to building cross compilers:
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@ -1535,9 +1545,7 @@ These lists are updated as new information becomes available.
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@item
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@uref{#ix86-sequent-bsd,,i?86-sequent-bsd}
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@item
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@uref{#ix86-sequent-ptx1*,,i?86-sequent-ptx1*, i?86-sequent-ptx2*}
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@item
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@uref{#ix86-*-sysv3*,,i?86-*-sysv3*}
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@uref{#ix86-sequent-ptx1*,,i?86-sequent-ptx1*, i?86-sequent-ptx2*, i?86-sequent-sysv3*}
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@item
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@uref{#i860-intel-osf*,,i860-intel-osf*}
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@item
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@ -1563,7 +1571,7 @@ These lists are updated as new information becomes available.
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@item
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@uref{#m68k-bull-sysv,,m68k-bull-sysv}
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@item
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@uref{#m68k-crds-unox,,m68k-crds-unox}
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@uref{#m68k-crds-unos,,m68k-crds-unos}
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@item
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@uref{#m68k-hp-hpux,,m68k-hp-hpux}
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@item
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@ -1682,7 +1690,7 @@ These lists are updated as new information becomes available.
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<hr>
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@end html
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@heading @anchor{1750a-*-*}1750a-*-*
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MIL-STD-1750A processors.
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MIL-STD-1750A processors. This target is obsoleted in GCC 3.1.
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The MIL-STD-1750A cross configuration produces output for
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@code{as1750}, an assembler/linker available under the GNU General Public
|
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@ -1725,10 +1733,12 @@ GCC@.
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@end html
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@heading @anchor{a29k}a29k
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AMD Am29k-family processors. These are normally used in embedded
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applications. There are no standard Unix configurations.
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This configuration
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corresponds to AMD's standard calling sequence and binary interface
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and is compatible with other 29k tools.
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applications. This configuration corresponds to AMD's standard calling
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sequence and binary interface and is compatible with other 29k tools.
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AMD has abandoned this processor, and most variants are obsoleted in GCC
|
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3.1. We are preserving the a29k-*-udi and a29k-*-coff configurations
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for one more release.
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You may need to make a variant of the file @file{a29k.h} for your
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particular configuration.
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@ -1765,6 +1775,8 @@ Systems using processors that implement the DEC Alpha architecture and
|
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are running the DEC/Compaq Unix (DEC OSF/1, Digital UNIX, or Compaq
|
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Tru64 UNIX) operating system, for example the DEC Alpha AXP systems.
|
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|
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Support for versions before Tru64 UNIX V4.0 is obsoleted in GCC 3.1.
|
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|
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In Tru64 UNIX V5.1, Compaq introduced a new assembler that does not
|
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currently (2001-06-13) work with @command{mips-tfile}. As a workaround,
|
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we need to use the old assembler, invoked via the barely documented
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@ -1898,6 +1910,8 @@ We require GNU binutils 2.10 or newer.
|
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@end html
|
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@heading @anchor{arm-*-riscix}arm-*-riscix
|
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The ARM2 or ARM3 processor running RISC iX, Acorn's port of BSD Unix.
|
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This configuration is obsoleted in GCC 3.1.
|
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|
||||
If you are running a version of RISC iX prior to 1.2 then you must
|
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specify the version number during configuration. Note that the
|
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assembler shipped with RISC iX does not support stabs debugging
|
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@ -2052,6 +2066,8 @@ place. FreeBSD 2.2.7 has been known to bootstrap completely; however,
|
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it is unknown which version of binutils was used (it is assumed that it
|
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was the system copy in @file{/usr/bin}) and C++ EH failures were noted.
|
||||
|
||||
Support for FreeBSD 1 is obsoleted in GCC 3.1.
|
||||
|
||||
For FreeBSD using the ELF file format: DWARF 2 debugging is now the
|
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default for all CPU architectures. It had been the default on
|
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FreeBSD/alpha since its inception. You may use @option{-gstabs} instead
|
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@ -2087,6 +2103,8 @@ Shared @file{libgcc_s.so} is now built and installed by default.
|
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The Elxsi's C compiler has known limitations that prevent it from
|
||||
compiling GCC@. Please contact @email{mrs@@wrs.com} for more details.
|
||||
|
||||
Support for this processor is obsoleted in GCC 3.1.
|
||||
|
||||
@html
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||||
</p>
|
||||
<hr>
|
||||
@ -2230,7 +2248,9 @@ glibc 2.2.4 whether patches for GCC 3.0 are needed. You can use glibc
|
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@heading @anchor{ix86-*-linux*oldld}i?86-*-linux*oldld
|
||||
Use this configuration to generate @file{a.out} binaries on Linux-based
|
||||
GNU systems if you do not have gas/binutils version 2.5.2 or later
|
||||
installed. This is an obsolete configuration.
|
||||
installed.
|
||||
|
||||
This configuration is obsoleted in GCC 3.1.
|
||||
|
||||
@html
|
||||
</p>
|
||||
@ -2384,25 +2404,21 @@ have installed.
|
||||
<hr>
|
||||
@end html
|
||||
@heading @anchor{ix86-*-isc}i?86-*-isc
|
||||
This configuration is obsoleted in GCC 3.1.
|
||||
|
||||
It may be a good idea to link with GNU malloc instead of the malloc that
|
||||
comes with the system.
|
||||
|
||||
In ISC version 4.1, @command{sed} core dumps when building
|
||||
@file{deduced.h}. Use the version of @command{sed} from version 4.0.
|
||||
|
||||
@html
|
||||
</p>
|
||||
<hr>
|
||||
@end html
|
||||
@heading @anchor{ix86-*-esix}i?86-*-esix
|
||||
It may be good idea to link with GNU malloc instead of the malloc that
|
||||
comes with the system.
|
||||
|
||||
@html
|
||||
</p>
|
||||
<hr>
|
||||
@end html
|
||||
@heading @anchor{ix86-ibm-aix}i?86-ibm-aix
|
||||
This configuration is obsoleted in GCC 3.1.
|
||||
|
||||
You need to use GAS version 2.1 or later, and LD from
|
||||
GNU binutils version 2.2 or later.
|
||||
|
||||
@ -2411,30 +2427,30 @@ GNU binutils version 2.2 or later.
|
||||
<hr>
|
||||
@end html
|
||||
@heading @anchor{ix86-sequent-bsd}i?86-sequent-bsd
|
||||
This configuration is obsoleted in GCC 3.1.
|
||||
|
||||
Go to the Berkeley universe before compiling.
|
||||
|
||||
@html
|
||||
</p>
|
||||
<hr>
|
||||
@end html
|
||||
@heading @anchor{ix86-sequent-ptx1*}i?86-sequent-ptx1*, i?86-sequent-ptx2*
|
||||
@heading @anchor{ix86-sequent-ptx1*}i?86-sequent-ptx1*, i?86-sequent-ptx2*, i?86-sequent-sysv3*
|
||||
This configuration is obsoleted in GCC 3.1.
|
||||
|
||||
You must install GNU @command{sed} before running @command{configure}.
|
||||
|
||||
@html
|
||||
</p>
|
||||
<hr>
|
||||
@end html
|
||||
@heading @anchor{#ix86-*-sysv3*}i?86-*-sysv3*
|
||||
The @code{fixproto} shell script may trigger a bug in the system shell.
|
||||
If you encounter this problem, upgrade your operating system or
|
||||
use @command{bash} (the GNU shell) to run @code{fixproto}.
|
||||
|
||||
|
||||
@html
|
||||
</p>
|
||||
<hr>
|
||||
@end html
|
||||
@heading @anchor{i860-intel-osf*}i860-intel-osf*
|
||||
All support for the i860 processor is obsoleted in GCC 3.1.
|
||||
|
||||
On the Intel Paragon (an i860 machine), if you are using operating
|
||||
system version 1.0, you will get warnings or errors about redefinition
|
||||
of @code{va_arg} when you build GCC@.
|
||||
@ -2629,7 +2645,9 @@ applications. There are no standard Unix configurations.
|
||||
<hr>
|
||||
@end html
|
||||
@heading @anchor{m68k-altos}m68k-altos
|
||||
Altos 3068. You must use the GNU assembler, linker and debugger.
|
||||
Altos 3068. This configuration is obsoleted in GCC 3.1.
|
||||
|
||||
You must use the GNU assembler, linker and debugger.
|
||||
Also, you must fix a kernel bug.
|
||||
|
||||
@html
|
||||
@ -2638,6 +2656,8 @@ Also, you must fix a kernel bug.
|
||||
@end html
|
||||
@heading @anchor{m68k-apple-aux}m68k-apple-aux
|
||||
Apple Macintosh running A/UX@.
|
||||
This configuration is obsoleted in GCC 3.1.
|
||||
|
||||
You may configure GCC to use either the system assembler and
|
||||
linker or the GNU assembler and linker. You should use the GNU configuration
|
||||
if you can, especially if you also want to use G++. You enable
|
||||
@ -2666,7 +2686,10 @@ bootstrap. Binaries are available from the OSU-CIS archive, at
|
||||
<hr>
|
||||
@end html
|
||||
@heading @anchor{m68k-bull-sysv}m68k-bull-sysv
|
||||
Bull DPX/2 series 200 and 300 with BOS-2.00.45 up to BOS-2.01. GCC works
|
||||
Bull DPX/2 series 200 and 300 with BOS-2.00.45 up to BOS-2.01.
|
||||
This configuration is obsoleted in GCC 3.1.
|
||||
|
||||
GCC works
|
||||
either with native assembler or GNU assembler. You can use
|
||||
GNU assembler with native COFF generation by providing @option{--with-gnu-as} to
|
||||
the configure script or use GNU assembler with stabs-in-COFF encapsulation
|
||||
@ -2678,7 +2701,7 @@ assembler or for availability of the DPX/2 port of GAS, contact
|
||||
</p>
|
||||
<hr>
|
||||
@end html
|
||||
@heading @anchor{m68k-crds-unox}m68k-crds-unox
|
||||
@heading @anchor{m68k-crds-unos}m68k-crds-unos
|
||||
Use @samp{configure unos} for building on Unos.
|
||||
|
||||
The Unos assembler is named @code{casm} instead of @code{as}. For some
|
||||
@ -2778,6 +2801,7 @@ to look like:
|
||||
<hr>
|
||||
@end html
|
||||
@heading @anchor{m68k-*-nextstep*}m68k-*-nextstep*
|
||||
These configurations are obsoleted in GCC 3.1.
|
||||
|
||||
Current GCC versions probably do not work on version 2 of the NeXT
|
||||
operating system.
|
||||
@ -2864,6 +2888,8 @@ It is reported that you may need the GNU assembler on this platform.
|
||||
@end html
|
||||
@heading @anchor{m88k-*-svr3}m88k-*-svr3
|
||||
Motorola m88k running the AT&T/Unisoft/Motorola V.3 reference port.
|
||||
These configurations are obsoleted in GCC 3.1.
|
||||
|
||||
These systems tend to use the Green Hills C, revision 1.8.5, as the
|
||||
standard C compiler. There are apparently bugs in this compiler that
|
||||
result in object files differences between stage 2 and stage 3. If this
|
||||
@ -2880,7 +2906,10 @@ if you have one.
|
||||
<hr>
|
||||
@end html
|
||||
@heading @anchor{m88k-*-dgux}m88k-*-dgux
|
||||
Motorola m88k running DG/UX@. To build 88open BCS native or cross
|
||||
Motorola m88k running DG/UX@.
|
||||
These configurations are obsoleted in GCC 3.1.
|
||||
|
||||
To build 88open BCS native or cross
|
||||
compilers on DG/UX, specify the configuration name as
|
||||
@samp{m88k-*-dguxbcs} and build in the 88open BCS software development
|
||||
environment. To build ELF native or cross compilers on DG/UX, specify
|
||||
@ -2897,7 +2926,10 @@ configuration based on the current software development environment.
|
||||
<hr>
|
||||
@end html
|
||||
@heading @anchor{m88k-tektronix-sysv3}m88k-tektronix-sysv3
|
||||
Tektronix XD88 running UTekV 3.2e. Do not turn on
|
||||
Tektronix XD88 running UTekV 3.2e.
|
||||
These configurations are obsoleted in GCC 3.1.
|
||||
|
||||
Do not turn on
|
||||
optimization while building stage1 if you bootstrap with
|
||||
the buggy Green Hills compiler. Also, the bundled LAI
|
||||
System V NFS is buggy so if you build in an NFS mounted
|
||||
@ -2942,8 +2974,10 @@ linker unless you pass an explicit @option{-shared} or
|
||||
@option{-call_shared} switch.
|
||||
|
||||
@heading @anchor{mips-mips-bsd}mips-mips-bsd
|
||||
MIPS machines running the MIPS operating system in BSD mode. It's
|
||||
possible that some old versions of the system lack the functions
|
||||
MIPS machines running the MIPS operating system in BSD mode.
|
||||
These configurations are obsoleted in GCC 3.1.
|
||||
|
||||
It's possible that some old versions of the system lack the functions
|
||||
@code{memcpy}, @code{memmove}, @code{memcmp}, and @code{memset}. If your
|
||||
system lacks these, you must remove or undo the definition of
|
||||
@code{TARGET_MEM_FUNCTIONS} in @file{mips-bsd.h}.
|
||||
@ -2962,6 +2996,8 @@ compilers, you may need to add @option{-Wf,-XNg1500 -Olimit 3000}.
|
||||
<hr>
|
||||
@end html
|
||||
@heading @anchor{mips-dec-*}mips-dec-*
|
||||
These configurations are obsoleted in GCC 3.1.
|
||||
|
||||
MIPS-based DECstations can support three different personalities:
|
||||
Ultrix, DEC OSF/1, and OSF/rose. (Alpha-based DECstation products have
|
||||
a configuration name beginning with @samp{alpha*-dec}.) To configure GCC
|
||||
@ -2994,6 +3030,8 @@ compilers, you may need to add @option{-Wf,-XNg1500 -Olimit 3000}.
|
||||
<hr>
|
||||
@end html
|
||||
@heading @anchor{mips-mips-riscos*}mips-mips-riscos*
|
||||
These configurations are obsoleted in GCC 3.1.
|
||||
|
||||
If you use the MIPS C compiler to bootstrap, it may be necessary
|
||||
to increase its table size for switch statements with the
|
||||
@option{-Wf,-XNg1500} option. If you use the @option{-O2}
|
||||
@ -3036,6 +3074,7 @@ avoiding a linker bug.
|
||||
<hr>
|
||||
@end html
|
||||
@heading @anchor{mips-sgi-irix4}mips-sgi-irix4
|
||||
This configuration is obsoleted in GCC 3.1.
|
||||
|
||||
In order to compile GCC on an SGI running IRIX 4, the ``c.hdr.lib''
|
||||
option must be installed from the CD-ROM supplied from Silicon Graphics.
|
||||
@ -3193,17 +3232,19 @@ information about using GCC on IRIX platforms.
|
||||
<hr>
|
||||
@end html
|
||||
@heading @anchor{mips-sony-sysv}mips-sony-sysv
|
||||
Sony MIPS NEWS@. This works in NEWSOS 5.0.1, but not in 5.0.2 (which
|
||||
uses ELF instead of COFF)@. Support for 5.0.2 will probably be provided
|
||||
soon by volunteers. In particular, the linker does not like the
|
||||
code generated by GCC when shared libraries are linked in.
|
||||
Sony MIPS NEWS@. This configuration is obsoleted in GCC 3.1.
|
||||
|
||||
This works in NEWSOS 5.0.1, but not in 5.0.2 (which uses ELF instead of
|
||||
COFF)@. In particular, the linker does not like the code generated by
|
||||
GCC when shared libraries are linked in.
|
||||
|
||||
@html
|
||||
</p>
|
||||
<hr>
|
||||
@end html
|
||||
@heading @anchor{ns32k-encore}ns32k-encore
|
||||
This configuration is obsoleted in GCC 3.1.
|
||||
|
||||
Encore ns32000 system. Encore systems are supported only under BSD@.
|
||||
|
||||
@html
|
||||
@ -3211,15 +3252,19 @@ Encore ns32000 system. Encore systems are supported only under BSD@.
|
||||
<hr>
|
||||
@end html
|
||||
@heading @anchor{ns32k-*-genix}ns32k-*-genix
|
||||
National Semiconductor ns32000 system. Genix has bugs in @code{alloca}
|
||||
and @code{malloc}; you must get the compiled versions of these from GNU
|
||||
Emacs.
|
||||
National Semiconductor ns32000 system. This configuration is obsoleted
|
||||
in GCC 3.1.
|
||||
|
||||
Genix has bugs in @code{alloca} and @code{malloc}; you must get the
|
||||
compiled versions of these from GNU Emacs.
|
||||
|
||||
@html
|
||||
</p>
|
||||
<hr>
|
||||
@end html
|
||||
@heading @anchor{ns32k-sequent}ns32k-sequent
|
||||
This configuration is obsoleted in GCC 3.1.
|
||||
|
||||
Go to the Berkeley universe before compiling.
|
||||
|
||||
@html
|
||||
@ -3227,9 +3272,11 @@ Go to the Berkeley universe before compiling.
|
||||
<hr>
|
||||
@end html
|
||||
@heading @anchor{ns32k-utek}ns32k-utek
|
||||
UTEK ns32000 system (``merlin''). The C compiler that comes with this
|
||||
system cannot compile GCC; contact @samp{tektronix!reed!mason} to get
|
||||
binaries of GCC for bootstrapping.
|
||||
UTEK ns32000 system (``merlin''). This configuration is obsoleted in
|
||||
GCC 3.1.
|
||||
|
||||
The C compiler that comes with this system cannot compile GCC; contact
|
||||
@samp{tektronix!reed!mason} to get binaries of GCC for bootstrapping.
|
||||
|
||||
|
||||
@html
|
||||
@ -3359,13 +3406,14 @@ PowerPC system in little endian mode running Windows NT@.
|
||||
<hr>
|
||||
@end html
|
||||
@heading @anchor{romp-*-aos}romp-*-aos, romp-*-mach
|
||||
The only operating systems supported for the IBM RT PC are AOS and
|
||||
MACH@. GCC does not support AIX running on the RT@. We recommend you
|
||||
compile GCC with an earlier version of itself; if you compile GCC
|
||||
with @command{hc}, the Metaware compiler, it will work, but you will get
|
||||
mismatches between the stage 2 and stage 3 compilers in various files.
|
||||
These errors are minor differences in some floating-point constants and
|
||||
can be safely ignored; the stage 3 compiler is correct.
|
||||
These configurations are obsoleted in GCC 3.1.
|
||||
|
||||
We recommend you compile GCC with an earlier version of itself; if you
|
||||
compile GCC with @command{hc}, the Metaware compiler, it will work, but
|
||||
you will get mismatches between the stage 2 and stage 3 compilers in
|
||||
various files. These errors are minor differences in some
|
||||
floating-point constants and can be safely ignored; the stage 3 compiler
|
||||
is correct.
|
||||
|
||||
@html
|
||||
</p>
|
||||
@ -3649,6 +3697,7 @@ in some cases (for example, when @code{alloca} is used).
|
||||
@heading @anchor{we32k-*-*}we32k-*-*
|
||||
These computers are also known as the 3b2, 3b5, 3b20 and other similar
|
||||
names. (However, the 3b1 is actually a 68000.)
|
||||
These configurations are obsoleted in GCC 3.1.
|
||||
|
||||
Don't use @option{-g} when compiling with the system's compiler. The
|
||||
system's linker seems to be unable to handle such a large program with
|
||||
@ -3752,6 +3801,13 @@ has been removed from GCC 3: fx80, ns32-ns-genix, pyramid, tahoe,
|
||||
gmicro, spur; most of these targets had not been updated since GCC
|
||||
version 1.
|
||||
|
||||
We are planning to remove support for more older systems, starting in
|
||||
GCC 3.1. Each release will have a list of ``obsoleted'' systems.
|
||||
Support for these systems is still present in that release, but
|
||||
@command{configure} will fail unless the @option{--enable-obsolete}
|
||||
option is given. Unless a maintainer steps forward, support for
|
||||
these systems will be removed from the next release of GCC@.
|
||||
|
||||
Support for older systems as targets for cross-compilation is less
|
||||
problematic than support for them as hosts for GCC; if an enthusiast
|
||||
wishes to make such a target work again (including resurrecting any
|
||||
|
||||
Loading…
Reference in New Issue
Block a user