toolchain: gcc: add support for GCC 14

Deleted (upstreamed):
- 020-Include-safe-ctype.h-after-C-standard-headers-to-avo.patch [1]
- 021-libcc1-fix-vector-include.patch [2]

All other patches automatically rebased.

Note that selecting GCC 14, as of now, *will* result in build failures. The
packages that fail to build will be fixed as they're found. Thus, GCC 13.x is
the default, for the time being.

[1] https://gcc.gnu.org/git/?p=gcc.git;a=commit;h=9970b576b7e4ae337af1268395ff221348c4b34a
[2] https://gcc.gnu.org/git/?p=gcc.git;a=commit;h=5213047b1d50af63dfabb5e5649821a6cb157e33

Signed-off-by: Rui Salvaterra <rsalvaterra@gmail.com>
This commit is contained in:
Rui Salvaterra 2024-05-07 12:57:49 +01:00
parent fbf6f9da02
commit c758d6427c
21 changed files with 630 additions and 0 deletions

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@ -14,6 +14,9 @@ choice
config GCC_USE_VERSION_13
bool "gcc 13.x"
config GCC_USE_VERSION_14
bool "gcc 14.x"
endchoice
config GCC_USE_GRAPHITE

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@ -6,11 +6,16 @@ config GCC_VERSION_12
default y if GCC_USE_VERSION_12
bool
config GCC_VERSION_14
default y if GCC_USE_VERSION_14
bool
config GCC_VERSION
string
default EXTERNAL_GCC_VERSION if EXTERNAL_TOOLCHAIN && !NATIVE_TOOLCHAIN
default "11.3.0" if GCC_VERSION_11
default "12.3.0" if GCC_VERSION_12
default "14.1.0" if GCC_VERSION_14
default "13.2.0"
config GCC_USE_DEFAULT_VERSION

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@ -42,6 +42,10 @@ ifeq ($(PKG_VERSION),13.2.0)
PKG_HASH:=e275e76442a6067341a27f04c5c6b83d8613144004c0413528863dc6b5c743da
endif
ifeq ($(PKG_VERSION),14.1.0)
PKG_HASH:=e283c654987afe3de9d8080bc0bd79534b5ca0d681a73a11ff2b5d3767426840
endif
PATCH_DIR=../patches-$(GCC_MAJOR_VERSION).x
BUGURL=http://bugs.openwrt.org/

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@ -0,0 +1,24 @@
commit 81cc26c706b2bc8c8c1eb1a322e5c5157900836e
Author: Felix Fietkau <nbd@openwrt.org>
Date: Sun Oct 19 21:45:51 2014 +0000
gcc: do not assume that the Mac OS X filesystem is case insensitive
Signed-off-by: Felix Fietkau <nbd@openwrt.org>
SVN-Revision: 42973
--- a/include/filenames.h
+++ b/include/filenames.h
@@ -44,11 +44,6 @@ extern "C" {
# define IS_DIR_SEPARATOR(c) IS_DOS_DIR_SEPARATOR (c)
# define IS_ABSOLUTE_PATH(f) IS_DOS_ABSOLUTE_PATH (f)
#else /* not DOSish */
-# if defined(__APPLE__)
-# ifndef HAVE_CASE_INSENSITIVE_FILE_SYSTEM
-# define HAVE_CASE_INSENSITIVE_FILE_SYSTEM 1
-# endif
-# endif /* __APPLE__ */
# define HAS_DRIVE_SPEC(f) (0)
# define IS_DIR_SEPARATOR(c) IS_UNIX_DIR_SEPARATOR (c)
# define IS_ABSOLUTE_PATH(f) IS_UNIX_ABSOLUTE_PATH (f)

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@ -0,0 +1,13 @@
--- a/gcc/real.h
+++ b/gcc/real.h
@@ -77,8 +77,10 @@ struct GTY(()) real_value {
+ (REAL_VALUE_TYPE_SIZE%HOST_BITS_PER_WIDE_INT ? 1 : 0)) /* round up */
/* Verify the guess. */
+#ifndef __LP64__
extern char test_real_width
[sizeof (REAL_VALUE_TYPE) <= REAL_WIDTH * sizeof (HOST_WIDE_INT) ? 1 : -1];
+#endif
/* Calculate the format for CONST_DOUBLE. We need as many slots as
are necessary to overlay a REAL_VALUE_TYPE on them. This could be

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@ -0,0 +1,35 @@
commit 098bd91f5eae625c7d2ee621e10930fc4434e5e2
Author: Luka Perkov <luka@openwrt.org>
Date: Tue Feb 26 16:16:33 2013 +0000
gcc: don't build documentation
This closes #13039.
Signed-off-by: Luka Perkov <luka@openwrt.org>
SVN-Revision: 35807
--- a/gcc/Makefile.in
+++ b/gcc/Makefile.in
@@ -3549,18 +3549,10 @@ doc/gcc.info: $(TEXI_GCC_FILES)
doc/gccint.info: $(TEXI_GCCINT_FILES)
doc/cppinternals.info: $(TEXI_CPPINT_FILES)
-doc/%.info: %.texi
- if [ x$(BUILD_INFO) = xinfo ]; then \
- $(MAKEINFO) $(MAKEINFOFLAGS) -I . -I $(gcc_docdir) \
- -I $(gcc_docdir)/include -o $@ $<; \
- fi
+doc/%.info:
# Duplicate entry to handle renaming of gccinstall.info
-doc/gccinstall.info: $(TEXI_GCCINSTALL_FILES)
- if [ x$(BUILD_INFO) = xinfo ]; then \
- $(MAKEINFO) $(MAKEINFOFLAGS) -I $(gcc_docdir) \
- -I $(gcc_docdir)/include -o $@ $<; \
- fi
+doc/gccinstall.info:
doc/cpp.dvi: $(TEXI_CPP_FILES)
doc/gcc.dvi: $(TEXI_GCC_FILES)

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@ -0,0 +1,20 @@
Fix https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84790.
MIPS16 functions have a static assembler prologue which clobbers
registers v0 and v1. Add these register clobbers to function call
instructions.
--- a/gcc/config/mips/mips.cc
+++ b/gcc/config/mips/mips.cc
@@ -3227,6 +3227,12 @@ mips_emit_call_insn (rtx pattern, rtx or
emit_insn (gen_update_got_version ());
}
+ if (TARGET_MIPS16 && TARGET_USE_GOT)
+ {
+ clobber_reg (&CALL_INSN_FUNCTION_USAGE (insn), MIPS16_PIC_TEMP);
+ clobber_reg (&CALL_INSN_FUNCTION_USAGE (insn), MIPS_PROLOGUE_TEMP (word_mode));
+ }
+
if (TARGET_MIPS16
&& TARGET_EXPLICIT_RELOCS
&& TARGET_CALL_CLOBBERED_GP)

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@ -0,0 +1,13 @@
--- a/gcc/gcc.cc
+++ b/gcc/gcc.cc
@@ -985,7 +985,9 @@ proper position among the other output f
#endif
#ifndef LINK_SSP_SPEC
-#ifdef TARGET_LIBC_PROVIDES_SSP
+#if DEFAULT_LIBC == LIBC_MUSL
+#define LINK_SSP_SPEC "-lssp_nonshared"
+#elif defined(TARGET_LIBC_PROVIDES_SSP)
#define LINK_SSP_SPEC "%{fstack-protector|fstack-protector-all" \
"|fstack-protector-strong|fstack-protector-explicit:}"
#else

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@ -0,0 +1,21 @@
commit ecf7671b769fe96f7b5134be442089f8bdba55d2
Author: Felix Fietkau <nbd@nbd.name>
Date: Thu Aug 4 20:29:45 2016 +0200
gcc: add a patch to generate better code with Os on mips
Also happens to reduce compressed code size a bit
Signed-off-by: Felix Fietkau <nbd@nbd.name>
--- a/gcc/config/mips/mips.cc
+++ b/gcc/config/mips/mips.cc
@@ -20444,7 +20444,7 @@ mips_option_override (void)
flag_pcc_struct_return = 0;
/* Decide which rtx_costs structure to use. */
- if (optimize_size)
+ if (0 && optimize_size)
mips_cost = &mips_rtx_cost_optimize_size;
else
mips_cost = &mips_rtx_cost_data[mips_tune];

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@ -0,0 +1,33 @@
commit 8570c4be394cff7282f332f97da2ff569a927ddb
Author: Imre Kaloz <kaloz@openwrt.org>
Date: Wed Feb 2 20:06:12 2011 +0000
fixup arm soft-float symbols
SVN-Revision: 25325
--- a/libgcc/config/arm/t-linux
+++ b/libgcc/config/arm/t-linux
@@ -1,6 +1,10 @@
LIB1ASMSRC = arm/lib1funcs.S
LIB1ASMFUNCS = _udivsi3 _divsi3 _umodsi3 _modsi3 _dvmd_lnx _clzsi2 _clzdi2 \
- _ctzsi2 _arm_addsubdf3 _arm_addsubsf3
+ _ctzsi2 _arm_addsubdf3 _arm_addsubsf3 \
+ _arm_negdf2 _arm_muldivdf3 _arm_cmpdf2 _arm_unorddf2 \
+ _arm_fixdfsi _arm_fixunsdfsi _arm_truncdfsf2 \
+ _arm_negsf2 _arm_muldivsf3 _arm_cmpsf2 _arm_unordsf2 \
+ _arm_fixsfsi _arm_fixunssfsi
# Just for these, we omit the frame pointer since it makes such a big
# difference.
--- a/gcc/config/arm/linux-elf.h
+++ b/gcc/config/arm/linux-elf.h
@@ -58,8 +58,6 @@
%{shared:-lc} \
%{!shared:%{profile:-lc_p}%{!profile:-lc}}"
-#define LIBGCC_SPEC "%{mfloat-abi=soft*:-lfloat} -lgcc"
-
#define GLIBC_DYNAMIC_LINKER "/lib/ld-linux.so.2"
#define LINUX_TARGET_LINK_SPEC "%{h*} \

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@ -0,0 +1,44 @@
commit c96312958c0621e72c9b32da5bc224ffe2161384
Author: Felix Fietkau <nbd@openwrt.org>
Date: Mon Oct 19 23:26:09 2009 +0000
gcc: create a proper libgcc_pic.a static library for relinking (4.3.3+ for now, backport will follow)
SVN-Revision: 18086
--- a/libgcc/Makefile.in
+++ b/libgcc/Makefile.in
@@ -940,11 +940,12 @@ $(libgcov-driver-objects): %$(objext): $
# Static libraries.
libgcc.a: $(libgcc-objects)
+libgcc_pic.a: $(libgcc-s-objects)
libgcov.a: $(libgcov-objects)
libunwind.a: $(libunwind-objects)
libgcc_eh.a: $(libgcc-eh-objects)
-libgcc.a libgcov.a libunwind.a libgcc_eh.a:
+libgcc.a libgcov.a libunwind.a libgcc_eh.a libgcc_pic.a:
-rm -f $@
objects="$(objects)"; \
@@ -968,7 +969,7 @@ all: libunwind.a
endif
ifeq ($(enable_shared),yes)
-all: libgcc_eh.a libgcc_s$(SHLIB_EXT)
+all: libgcc_eh.a libgcc_pic.a libgcc_s$(SHLIB_EXT)
ifneq ($(LIBUNWIND),)
all: libunwind$(SHLIB_EXT)
libgcc_s$(SHLIB_EXT): libunwind$(SHLIB_EXT)
@@ -1174,6 +1175,10 @@ install-shared:
chmod 644 $(DESTDIR)$(inst_libdir)/libgcc_eh.a
$(RANLIB) $(DESTDIR)$(inst_libdir)/libgcc_eh.a
+ $(INSTALL_DATA) libgcc_pic.a $(mapfile) $(DESTDIR)$(inst_libdir)/
+ chmod 644 $(DESTDIR)$(inst_libdir)/libgcc_pic.a
+ $(RANLIB) $(DESTDIR)$(inst_libdir)/libgcc_pic.a
+
$(subst @multilib_dir@,$(MULTIDIR),$(subst \
@shlib_base_name@,libgcc_s,$(subst \
@shlib_slibdir_qual@,$(MULTIOSSUBDIR),$(SHLIB_INSTALL))))

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@ -0,0 +1,28 @@
commit 7edc8ca5456d9743dd0075eb3cc5b04f4f24c8cc
Author: Imre Kaloz <kaloz@openwrt.org>
Date: Wed Feb 2 19:34:36 2011 +0000
add armv4 fixup patches
SVN-Revision: 25322
--- a/gcc/config/arm/linux-eabi.h
+++ b/gcc/config/arm/linux-eabi.h
@@ -88,10 +88,15 @@
#define MUSL_DYNAMIC_LINKER \
"/lib/ld-musl-arm" MUSL_DYNAMIC_LINKER_E "%{mfloat-abi=hard:hf}%{mfdpic:-fdpic}.so.1"
+/* For armv4 we pass --fix-v4bx to linker to support EABI */
+#undef TARGET_FIX_V4BX_SPEC
+#define TARGET_FIX_V4BX_SPEC " %{mcpu=arm8|mcpu=arm810|mcpu=strongarm*"\
+ "|march=armv4|mcpu=fa526|mcpu=fa626:--fix-v4bx}"
+
/* At this point, bpabi.h will have clobbered LINK_SPEC. We want to
use the GNU/Linux version, not the generic BPABI version. */
#undef LINK_SPEC
-#define LINK_SPEC EABI_LINK_SPEC \
+#define LINK_SPEC EABI_LINK_SPEC TARGET_FIX_V4BX_SPEC \
LINUX_OR_ANDROID_LD (LINUX_TARGET_LINK_SPEC, \
LINUX_TARGET_LINK_SPEC " " ANDROID_LINK_SPEC)

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@ -0,0 +1,54 @@
commit dcfc40358b5a3cae7320c17f8d1cebd5ad5540cd
Author: Felix Fietkau <nbd@openwrt.org>
Date: Sun Feb 12 20:25:47 2012 +0000
gcc 4.6: port over the missing patch 850-use_shared_libgcc.patch to prevent libgcc crap from leaking into every single binary
SVN-Revision: 30486
--- a/gcc/config/arm/linux-eabi.h
+++ b/gcc/config/arm/linux-eabi.h
@@ -129,10 +129,6 @@
"%{Ofast|ffast-math|funsafe-math-optimizations:%{!shared:crtfastmath.o%s}} " \
LINUX_OR_ANDROID_LD (GNU_USER_TARGET_ENDFILE_SPEC, ANDROID_ENDFILE_SPEC)
-/* Use the default LIBGCC_SPEC, not the version in linux-elf.h, as we
- do not use -lfloat. */
-#undef LIBGCC_SPEC
-
/* Clear the instruction cache from `beg' to `end'. This is
implemented in lib1funcs.S, so ensure an error if this definition
is used. */
--- a/gcc/config/linux.h
+++ b/gcc/config/linux.h
@@ -58,6 +58,10 @@ see the files COPYING3 and COPYING.RUNTI
builtin_assert ("system=posix"); \
} while (0)
+#ifndef LIBGCC_SPEC
+#define LIBGCC_SPEC "%{static|static-libgcc:-lgcc}%{!static:%{!static-libgcc:-lgcc_s}}"
+#endif
+
/* Determine which dynamic linker to use depending on whether GLIBC or
uClibc or Bionic or musl is the default C library and whether
-muclibc or -mglibc or -mbionic or -mmusl has been passed to change
--- a/libgcc/mkmap-symver.awk
+++ b/libgcc/mkmap-symver.awk
@@ -136,5 +136,5 @@ function output(lib) {
else if (inherit[lib])
printf("} %s;\n", inherit[lib]);
else
- printf ("\n local:\n\t*;\n};\n");
+ printf ("\n\t*;\n};\n");
}
--- a/gcc/config/rs6000/linux.h
+++ b/gcc/config/rs6000/linux.h
@@ -70,6 +70,9 @@
#undef CPP_OS_DEFAULT_SPEC
#define CPP_OS_DEFAULT_SPEC "%(cpp_os_linux)"
+#undef LIBGCC_SPEC
+#define LIBGCC_SPEC "%{!static:%{!static-libgcc:-lgcc_s}} -lgcc"
+
#undef LINK_SHLIB_SPEC
#define LINK_SHLIB_SPEC "%{shared:-shared} %{!shared: %{static:-static}} \
%{static-pie:-static -pie --no-dynamic-linker -z text}"

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@ -0,0 +1,22 @@
commit 64661de100da1ec1061ef3e5e400285dce115e6b
Author: Felix Fietkau <nbd@openwrt.org>
Date: Sun May 10 13:16:35 2015 +0000
gcc: add some size optimization patches
Signed-off-by: Felix Fietkau <nbd@openwrt.org>
SVN-Revision: 45664
--- a/libgcc/config/t-libunwind
+++ b/libgcc/config/t-libunwind
@@ -2,8 +2,7 @@
HOST_LIBGCC2_CFLAGS += -DUSE_GAS_SYMVER
-LIB2ADDEH = $(srcdir)/unwind-sjlj.c $(srcdir)/unwind-c.c \
- $(srcdir)/unwind-compat.c $(srcdir)/unwind-dw2-fde-compat.c
+LIB2ADDEH = $(srcdir)/unwind-sjlj.c $(srcdir)/unwind-c.c
LIB2ADDEHSTATIC = $(srcdir)/unwind-sjlj.c $(srcdir)/unwind-c.c
# Override the default value from t-slibgcc-elf-ver and mention -lunwind

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@ -0,0 +1,11 @@
--- a/gcc/config/rs6000/rs6000-logue.cc
+++ b/gcc/config/rs6000/rs6000-logue.cc
@@ -344,7 +344,7 @@ rs6000_savres_strategy (rs6000_stack_t *
/* Define cutoff for using out-of-line functions to save registers. */
if (DEFAULT_ABI == ABI_V4 || TARGET_ELF)
{
- if (!optimize_size)
+ if (1)
{
strategy |= SAVE_INLINE_FPRS | REST_INLINE_FPRS;
strategy |= SAVE_INLINE_GPRS | REST_INLINE_GPRS;

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@ -0,0 +1,11 @@
--- a/libgcc/crtstuff.c
+++ b/libgcc/crtstuff.c
@@ -152,7 +152,7 @@ call_ ## FUNC (void) \
#endif
#if !defined(USE_TM_CLONE_REGISTRY) && defined(OBJECT_FORMAT_ELF)
-# define USE_TM_CLONE_REGISTRY 1
+# define USE_TM_CLONE_REGISTRY 0
#elif !defined(USE_TM_CLONE_REGISTRY)
# define USE_TM_CLONE_REGISTRY 0
#endif

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@ -0,0 +1,9 @@
--- a/libgcc/config/mips/t-mips16
+++ b/libgcc/config/mips/t-mips16
@@ -42,3 +42,6 @@ SYNC_CFLAGS = -mno-mips16
# Version these symbols if building libgcc.so.
SHLIB_MAPFILES += $(srcdir)/config/mips/libgcc-mips16.ver
+
+CRTSTUFF_T_CFLAGS += -mno-mips16
+CRTSTUFF_T_CFLAGS_S += -mno-mips16

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@ -0,0 +1,146 @@
commit 99368862e44740ff4fd33760893f04e14f9dbdf1
Author: Felix Fietkau <nbd@openwrt.org>
Date: Tue Jul 31 00:52:27 2007 +0000
Port the mbsd_multi patch from freewrt, which adds -fhonour-copts. This will emit warnings in packages that don't use our target cflags properly
SVN-Revision: 8256
This patch brings over a feature from MirBSD:
* -fhonour-copts
If this option is not given, it's warned (depending
on environment variables). This is to catch errors
of misbuilt packages which override CFLAGS themselves.
This patch was authored by Thorsten Glaser <tg at mirbsd.de>
with copyright assignment to the FSF in effect.
--- a/gcc/c-family/c-opts.cc
+++ b/gcc/c-family/c-opts.cc
@@ -108,6 +108,9 @@ static size_t include_cursor;
/* Whether any standard preincluded header has been preincluded. */
static bool done_preinclude;
+/* Check if a port honours COPTS. */
+static int honour_copts = 0;
+
static void handle_OPT_d (const char *);
static void set_std_cxx98 (int);
static void set_std_cxx11 (int);
@@ -498,6 +501,12 @@ c_common_handle_option (size_t scode, co
flag_no_builtin = !value;
break;
+ case OPT_fhonour_copts:
+ if (c_language == clk_c) {
+ honour_copts++;
+ }
+ break;
+
case OPT_fconstant_string_class_:
constant_string_class_name = arg;
break;
@@ -1291,6 +1300,47 @@ c_common_init (void)
return false;
}
+ if (c_language == clk_c) {
+ char *ev = getenv ("GCC_HONOUR_COPTS");
+ int evv;
+ if (ev == NULL)
+ evv = -1;
+ else if ((*ev == '0') || (*ev == '\0'))
+ evv = 0;
+ else if (*ev == '1')
+ evv = 1;
+ else if (*ev == '2')
+ evv = 2;
+ else if (*ev == 's')
+ evv = -1;
+ else {
+ warning (0, "unknown GCC_HONOUR_COPTS value, assuming 1");
+ evv = 1; /* maybe depend this on something like MIRBSD_NATIVE? */
+ }
+ if (evv == 1) {
+ if (honour_copts == 0) {
+ error ("someone does not honour COPTS at all in lenient mode");
+ return false;
+ } else if (honour_copts != 1) {
+ warning (0, "someone does not honour COPTS correctly, passed %d times",
+ honour_copts);
+ }
+ } else if (evv == 2) {
+ if (honour_copts == 0) {
+ error ("someone does not honour COPTS at all in strict mode");
+ return false;
+ } else if (honour_copts != 1) {
+ error ("someone does not honour COPTS correctly, passed %d times",
+ honour_copts);
+ return false;
+ }
+ } else if (evv == 0) {
+ if (honour_copts != 1)
+ inform (UNKNOWN_LOCATION, "someone does not honour COPTS correctly, passed %d times",
+ honour_copts);
+ }
+ }
+
return true;
}
--- a/gcc/c-family/c.opt
+++ b/gcc/c-family/c.opt
@@ -1910,6 +1910,9 @@ C++ ObjC++ Optimization Alias(fexception
fhonor-std
C++ ObjC++ WarnRemoved
+fhonour-copts
+C ObjC C++ ObjC++ RejectNegative
+
fhosted
C ObjC
Assume normal C execution environment.
--- a/gcc/common.opt
+++ b/gcc/common.opt
@@ -1881,6 +1881,9 @@ Enum(hardcfr_check_noreturn_calls) Strin
EnumValue
Enum(hardcfr_check_noreturn_calls) String(always) Value(HCFRNR_ALWAYS)
+fhonour-copts
+Common RejectNegative
+
; Nonzero means ignore `#ident' directives. 0 means handle them.
; Generate position-independent code for executables if possible
; On SVR4 targets, it also controls whether or not to emit a
--- a/gcc/doc/invoke.texi
+++ b/gcc/doc/invoke.texi
@@ -10597,6 +10597,17 @@ This option is only supported for C and
This warning is upgraded to an error by @option{-pedantic-errors}.
+@item -fhonour-copts
+@opindex fhonour-copts
+If @env{GCC_HONOUR_COPTS} is set to 1, abort if this option is not
+given at least once, and warn if it is given more than once.
+If @env{GCC_HONOUR_COPTS} is set to 2, abort if this option is not
+given exactly once.
+If @env{GCC_HONOUR_COPTS} is set to 0 or unset, warn if this option
+is not given exactly once.
+The warning is quelled if @env{GCC_HONOUR_COPTS} is set to @samp{s}.
+This flag and environment variable only affect the C language.
+
@opindex Wstack-protector
@opindex Wno-stack-protector
@item -Wstack-protector
--- a/gcc/opts.cc
+++ b/gcc/opts.cc
@@ -2833,6 +2833,9 @@ common_handle_option (struct gcc_options
add_comma_separated_to_vector (&opts->x_flag_ignored_attributes, arg);
break;
+ case OPT_fhonour_copts:
+ break;
+
case OPT_Werror:
dc->set_warning_as_error_requested (value);
break;

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@ -0,0 +1,22 @@
Author: Jo-Philipp Wich <jow@openwrt.org>
Date: Sat Apr 21 03:02:39 2012 +0000
gcc: add patch to make the getenv() spec function nonfatal if requested environment variable is unset
SVN-Revision: 31390
--- a/gcc/gcc.cc
+++ b/gcc/gcc.cc
@@ -10319,8 +10319,10 @@ getenv_spec_function (int argc, const ch
}
if (!value)
- fatal_error (input_location,
- "environment variable %qs not defined", varname);
+ {
+ warning (input_location, "environment variable %qs not defined", varname);
+ value = "";
+ }
/* We have to escape every character of the environment variable so
they are not interpreted as active spec characters. A

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@ -0,0 +1,67 @@
From dda6b050cd74a352670787a294596a9c56c21327 Mon Sep 17 00:00:00 2001
From: Yousong Zhou <yszhou4tech@gmail.com>
Date: Fri, 4 May 2018 18:20:53 +0800
Subject: [PATCH] gotools: fix compilation when making cross compiler
libgo is "the runtime support library for the Go programming language.
This library is intended for use with the Go frontend."
gccgo will link target files with libgo.so which depends on libgcc_s.so.1, but
the linker will complain that it cannot find it. That's because shared libgcc
is not present in the install directory yet. libgo.so was made without problem
because gcc will emit -lgcc_s when compiled with -shared option. When gotools
were being made, it was supplied with -static-libgcc thus no link option was
provided. Check LIBGO in gcc/go/gcc-spec.c for how gccgo make a builtin spec
for linking with libgo.so
- GccgoCrossCompilation, https://github.com/golang/go/wiki/GccgoCrossCompilation
- Cross-building instructions, http://www.eglibc.org/archives/patches/msg00078.html
When 3-pass GCC compilation is used, shared libgcc runtime libraries will be
available after gcc pass2 completed and will meet the gotools link requirement
at gcc pass3
---
gotools/Makefile.am | 4 +++-
gotools/Makefile.in | 4 +++-
2 files changed, 6 insertions(+), 2 deletions(-)
--- a/gotools/Makefile.am
+++ b/gotools/Makefile.am
@@ -26,6 +26,7 @@ PWD_COMMAND = $${PWDCMD-pwd}
STAMP = echo timestamp >
libgodir = ../$(target_noncanonical)/libgo
+libgccdir = ../$(target_noncanonical)/libgcc
LIBGODEP = $(libgodir)/libgo.la
LIBGOTOOL = $(libgodir)/libgotool.a
@@ -41,7 +42,8 @@ GOCFLAGS = $(CFLAGS_FOR_TARGET)
GOCOMPILE = $(GOCOMPILER) $(GOCFLAGS)
AM_GOCFLAGS = -I $(libgodir)
-AM_LDFLAGS = -L $(libgodir) -L $(libgodir)/.libs
+AM_LDFLAGS = -L $(libgodir) -L $(libgodir)/.libs \
+ -L $(libgccdir) -L $(libgccdir)/.libs -lgcc_s
GOLINK = $(GOCOMPILER) $(GOCFLAGS) $(AM_GOCFLAGS) $(LDFLAGS) $(AM_LDFLAGS) -o $@
libgosrcdir = $(srcdir)/../libgo/go
--- a/gotools/Makefile.in
+++ b/gotools/Makefile.in
@@ -337,6 +337,7 @@ mkinstalldirs = $(SHELL) $(toplevel_srcd
PWD_COMMAND = $${PWDCMD-pwd}
STAMP = echo timestamp >
libgodir = ../$(target_noncanonical)/libgo
+libgccdir = ../$(target_noncanonical)/libgcc
LIBGODEP = $(libgodir)/libgo.la
LIBGOTOOL = $(libgodir)/libgotool.a
@NATIVE_FALSE@GOCOMPILER = $(GOC)
@@ -346,7 +347,8 @@ LIBGOTOOL = $(libgodir)/libgotool.a
GOCFLAGS = $(CFLAGS_FOR_TARGET)
GOCOMPILE = $(GOCOMPILER) $(GOCFLAGS)
AM_GOCFLAGS = -I $(libgodir)
-AM_LDFLAGS = -L $(libgodir) -L $(libgodir)/.libs
+AM_LDFLAGS = -L $(libgodir) -L $(libgodir)/.libs \
+ -L $(libgccdir) -L $(libgccdir)/.libs -lgcc_s
GOLINK = $(GOCOMPILER) $(GOCFLAGS) $(AM_GOCFLAGS) $(LDFLAGS) $(AM_LDFLAGS) -o $@
libgosrcdir = $(srcdir)/../libgo/go
cmdsrcdir = $(libgosrcdir)/cmd

View File

@ -0,0 +1,45 @@
commit 9c6e71079b46ad5433165feaa2001450f2017b56
Author: Przemysław Buczkowski <prem@prem.moe>
Date: Mon Aug 16 13:16:21 2021 +0100
GCC: Patch for Apple Silicon compatibility
This patch fixes a linker error occuring when compiling
the cross-compiler on macOS and ARM64 architecture.
Adapted from:
https://github.com/richfelker/musl-cross-make/issues/116#issuecomment-823612404
Change-Id: Ia3ee98a163bbb62689f42e2da83a5ef36beb0913
Reviewed-on: https://review.haiku-os.org/c/buildtools/+/4329
Reviewed-by: John Scipione <jscipione@gmail.com>
Reviewed-by: Adrien Destugues <pulkomandy@gmail.com>
--- a/gcc/config/aarch64/aarch64.h
+++ b/gcc/config/aarch64/aarch64.h
@@ -1410,7 +1410,7 @@ extern enum aarch64_code_model aarch64_c
/* Extra specs when building a native AArch64-hosted compiler.
Option rewriting rules based on host system. */
-#if defined(__aarch64__)
+#if defined(__aarch64__) && ! defined(__APPLE__)
extern const char *host_detect_local_cpu (int argc, const char **argv);
#define HAVE_LOCAL_CPU_DETECT
# define EXTRA_SPEC_FUNCTIONS \
--- a/gcc/config/host-darwin.cc
+++ b/gcc/config/host-darwin.cc
@@ -23,6 +23,8 @@
#include "options.h"
#include "diagnostic-core.h"
#include "config/host-darwin.h"
+#include "hosthooks.h"
+#include "hosthooks-def.h"
#include <errno.h>
/* For Darwin (macOS only) platforms, without ASLR (PIE) enabled on the
@@ -181,3 +183,5 @@ darwin_gt_pch_use_address (void *&addr,
return 1;
}
+
+const struct host_hooks host_hooks = HOST_HOOKS_INITIALIZER;