main/gcc: upgrade to 4.7.1

Disable gcc-go for now. It needs ucontext which we don't have.

1 files changed, 432 insertions, 0 deletions

diff --git a/main/gcc/gcc-4.7-dynamic-linker.patch b/main/gcc/gcc-4.7-dynamic-linker.patch
new file mode 100644
index 000000000..3dbc4d7e9
--- /dev/null
+++ b/main/gcc/gcc-4.7-dynamic-linker.patch
@@ -0,0 +1,432 @@
+diff --git a/gcc/config/alpha/linux-elf.h b/gcc/config/alpha/linux-elf.h
+index f578ecb..ff4d2ce 100644
+--- a/gcc/config/alpha/linux-elf.h
++++ b/gcc/config/alpha/linux-elf.h
+@@ -24,8 +24,8 @@ along with GCC; see the file COPYING3.  If not see
+ #define EXTRA_SPECS \
+ { "elf_dynamic_linker", ELF_DYNAMIC_LINKER },
+ 
+-#define GLIBC_DYNAMIC_LINKER	"/lib/ld-linux.so.2"
+-#define UCLIBC_DYNAMIC_LINKER "/lib/ld-uClibc.so.0"
++#define GLIBC_DYNAMIC_LINKER	DYNAMIC_LINKER_PREFIX "/" DYNAMIC_LINKER
++#define UCLIBC_DYNAMIC_LINKER   DYNAMIC_LINKER_PREFIX "/" DYNAMIC_LINKER
+ #if DEFAULT_LIBC == LIBC_UCLIBC
+ #define CHOOSE_DYNAMIC_LINKER(G, U) "%{mglibc:" G ";:" U "}"
+ #elif DEFAULT_LIBC == LIBC_GLIBC
+diff --git a/gcc/config/arm/linux-eabi.h b/gcc/config/arm/linux-eabi.h
+index 80bd825..64b4595 100644
+--- a/gcc/config/arm/linux-eabi.h
++++ b/gcc/config/arm/linux-eabi.h
+@@ -62,7 +62,7 @@
+ /* Use ld-linux.so.3 so that it will be possible to run "classic"
+    GNU/Linux binaries on an EABI system.  */
+ #undef  GLIBC_DYNAMIC_LINKER
+-#define GLIBC_DYNAMIC_LINKER "/lib/ld-linux.so.3"
++#define GLIBC_DYNAMIC_LINKER DYNAMIC_LINKER_PREFIX "/" DYNAMIC_LINKER
+ 
+ /* At this point, bpabi.h will have clobbered LINK_SPEC.  We want to
+    use the GNU/Linux version, not the generic BPABI version.  */
+diff --git a/gcc/config/arm/linux-elf.h b/gcc/config/arm/linux-elf.h
+index 270e12b..dd613ef 100644
+--- a/gcc/config/arm/linux-elf.h
++++ b/gcc/config/arm/linux-elf.h
+@@ -59,7 +59,7 @@
+ 
+ #define LIBGCC_SPEC "%{mfloat-abi=soft*:-lfloat} -lgcc"
+ 
+-#define GLIBC_DYNAMIC_LINKER "/lib/ld-linux.so.2"
++#define GLIBC_DYNAMIC_LINKER DYNAMIC_LINKER_PREFIX "/" DYNAMIC_LINKER
+ 
+ #define LINUX_TARGET_LINK_SPEC  "%{h*} \
+    %{static:-Bstatic} \
+diff --git a/gcc/config/bfin/linux.h b/gcc/config/bfin/linux.h
+index f91cf17..263351a 100644
+--- a/gcc/config/bfin/linux.h
++++ b/gcc/config/bfin/linux.h
+@@ -45,7 +45,7 @@ see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
+   %{shared:-G -Bdynamic} \
+   %{!shared: %{!static: \
+    %{rdynamic:-export-dynamic} \
+-   -dynamic-linker /lib/ld-uClibc.so.0} \
++   -dynamic-linker DYNAMIC_LINKER_PREFIX "/" DYNAMIC_LINKER} \
+    %{static}} -init __init -fini __fini"
+ 
+ #undef TARGET_SUPPORTS_SYNC_CALLS
+diff --git a/gcc/config/cris/linux.h b/gcc/config/cris/linux.h
+index df10721..35f6d77 100644
+--- a/gcc/config/cris/linux.h
++++ b/gcc/config/cris/linux.h
+@@ -103,7 +103,7 @@ along with GCC; see the file COPYING3.  If not see
+ #undef CRIS_DEFAULT_CPU_VERSION
+ #define CRIS_DEFAULT_CPU_VERSION CRIS_CPU_NG
+ 
+-#define GLIBC_DYNAMIC_LINKER "/lib/ld.so.1"
++#define GLIBC_DYNAMIC_LINKER DYNAMIC_LINKER_PREFIX "/" DYNAMIC_LINKER
+ 
+ #undef CRIS_LINK_SUBTARGET_SPEC
+ #define CRIS_LINK_SUBTARGET_SPEC \
+diff --git a/gcc/config/freebsd-spec.h b/gcc/config/freebsd-spec.h
+index 770a3d1..bd02fd6 100644
+--- a/gcc/config/freebsd-spec.h
++++ b/gcc/config/freebsd-spec.h
+@@ -129,9 +129,9 @@ is built with the --enable-threads configure-time option.}		\
+ #endif
+ 
+ #if FBSD_MAJOR < 6
+-#define FBSD_DYNAMIC_LINKER "/usr/libexec/ld-elf.so.1"
++#define FBSD_DYNAMIC_LINKER DYNAMIC_LINKER_PREFIX "/" DYNAMIC_LINKER
+ #else
+-#define FBSD_DYNAMIC_LINKER "/libexec/ld-elf.so.1"
++#define FBSD_DYNAMIC_LINKER DYNAMIC_LINKER_PREFIX "/" DYNAMIC_LINKER
+ #endif
+ 
+ /* NOTE: The freebsd-spec.h header is included also for various
+diff --git a/gcc/config/frv/linux.h b/gcc/config/frv/linux.h
+index 9847712..089afdf 100644
+--- a/gcc/config/frv/linux.h
++++ b/gcc/config/frv/linux.h
+@@ -35,7 +35,7 @@
+ #define ENDFILE_SPEC \
+   "%{shared|pie:crtendS.o%s;:crtend.o%s} crtn.o%s"
+ 
+-#define GLIBC_DYNAMIC_LINKER "/lib/ld.so.1"
++#define GLIBC_DYNAMIC_LINKER DYNAMIC_LINKER_PREFIX "/" DYNAMIC_LINKER
+ 
+ #undef LINK_SPEC
+ #define LINK_SPEC "\
+diff --git a/gcc/config/i386/linux.h b/gcc/config/i386/linux.h
+index 73681fe..8c51d30 100644
+--- a/gcc/config/i386/linux.h
++++ b/gcc/config/i386/linux.h
+@@ -21,4 +21,4 @@ along with GCC; see the file COPYING3.  If not see
+ <http://www.gnu.org/licenses/>.  */
+ 
+ #define GNU_USER_LINK_EMULATION "elf_i386"
+-#define GLIBC_DYNAMIC_LINKER "/lib/ld-linux.so.2"
++#define GLIBC_DYNAMIC_LINKER DYNAMIC_LINKER_PREFIX "/" DYNAMIC_LINKER
+diff --git a/gcc/config/i386/linux64.h b/gcc/config/i386/linux64.h
+index 5b0a212..185c911 100644
+--- a/gcc/config/i386/linux64.h
++++ b/gcc/config/i386/linux64.h
+@@ -28,6 +28,7 @@ see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
+ #define GNU_USER_LINK_EMULATION64 "elf_x86_64"
+ #define GNU_USER_LINK_EMULATIONX32 "elf32_x86_64"
+ 
+-#define GLIBC_DYNAMIC_LINKER32 "/lib/ld-linux.so.2"
+-#define GLIBC_DYNAMIC_LINKER64 "/lib64/ld-linux-x86-64.so.2"
++#define GLIBC_DYNAMIC_LINKER32 "/" DYNAMIC_LINKER
++#define GLIBC_DYNAMIC_LINKER64 DYNAMIC_LINKER_PREFIX "/" DYNAMIC_LINKER
+ #define GLIBC_DYNAMIC_LINKERX32 "/libx32/ld-linux-x32.so.2"
++
+diff --git a/gcc/config/ia64/linux.h b/gcc/config/ia64/linux.h
+index 00b0ddb..de6bb1e 100644
+--- a/gcc/config/ia64/linux.h
++++ b/gcc/config/ia64/linux.h
+@@ -56,7 +56,7 @@ do {						\
+ /* Define this for shared library support because it isn't in the main
+    linux.h file.  */
+ 
+-#define GLIBC_DYNAMIC_LINKER "/lib/ld-linux-ia64.so.2"
++#define GLIBC_DYNAMIC_LINKER DYNAMIC_LINKER_PREFIX "/" DYNAMIC_LINKER
+ 
+ #undef LINK_SPEC
+ #define LINK_SPEC "\
+diff --git a/gcc/config/knetbsd-gnu.h b/gcc/config/knetbsd-gnu.h
+index 30fa99a..5059b85 100644
+--- a/gcc/config/knetbsd-gnu.h
++++ b/gcc/config/knetbsd-gnu.h
+@@ -33,4 +33,5 @@ along with GCC; see the file COPYING3.  If not see
+ 
+ 
+ #undef GNU_USER_DYNAMIC_LINKER
+-#define GNU_USER_DYNAMIC_LINKER "/lib/ld.so.1"
++#define GLIBC_DYNAMIC_LINKER  DYNAMIC_LINKER_PREFIX "/" DYNAMIC_LINKER
++
+diff --git a/gcc/config/linux.h b/gcc/config/linux.h
+index dbbeea5..0147ece 100644
+--- a/gcc/config/linux.h
++++ b/gcc/config/linux.h
+@@ -74,10 +74,10 @@ see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
+    GLIBC_DYNAMIC_LINKER must be defined for each target using them, or
+    GLIBC_DYNAMIC_LINKER32 and GLIBC_DYNAMIC_LINKER64 for targets
+    supporting both 32-bit and 64-bit compilation.  */
+-#define UCLIBC_DYNAMIC_LINKER "/lib/ld-uClibc.so.0"
+-#define UCLIBC_DYNAMIC_LINKER32 "/lib/ld-uClibc.so.0"
+-#define UCLIBC_DYNAMIC_LINKER64 "/lib/ld64-uClibc.so.0"
+-#define UCLIBC_DYNAMIC_LINKERX32 "/lib/ldx32-uClibc.so.0"
++#define UCLIBC_DYNAMIC_LINKER DYNAMIC_LINKER_PREFIX "/" DYNAMIC_LINKER
++#define UCLIBC_DYNAMIC_LINKER32 DYNAMIC_LINKER_PREFIX "/" DYNAMIC_LINKER
++#define UCLIBC_DYNAMIC_LINKER64 DYNAMIC_LINKER_PREFIX "/" DYNAMIC_LINKER
++#define UCLIBC_DYNAMIC_LINKERX32 DYNAMIC_LINKER_PREFIX "/" DYNAMIC_LINKER
+ #define BIONIC_DYNAMIC_LINKER "/system/bin/linker"
+ #define BIONIC_DYNAMIC_LINKER32 "/system/bin/linker"
+ #define BIONIC_DYNAMIC_LINKER64 "/system/bin/linker64"
+@@ -104,3 +104,8 @@ see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
+ /* Whether we have sincos that follows the GNU extension.  */
+ #undef TARGET_HAS_SINCOS
+ #define TARGET_HAS_SINCOS (OPTION_GLIBC || OPTION_BIONIC)
++
++#ifdef NOSTDINC
++#undef STANDARD_INCLUDE_DIR
++#define STANDARD_INCLUDE_DIR 0
++#endif
+diff --git a/gcc/config/m32r/linux.h b/gcc/config/m32r/linux.h
+index bc7802b..6ff030f 100644
+--- a/gcc/config/m32r/linux.h
++++ b/gcc/config/m32r/linux.h
+@@ -38,7 +38,7 @@
+    When the -shared link option is used a final link is not being
+    done.  */
+ 
+-#define GLIBC_DYNAMIC_LINKER "/lib/ld-linux.so.2"
++#define GLIBC_DYNAMIC_LINKER DYNAMIC_LINKER_PREFIX "/" DYNAMIC_LINKER
+ 
+ #undef	LINK_SPEC
+ #if TARGET_LITTLE_ENDIAN
+diff --git a/gcc/config/m68k/linux.h b/gcc/config/m68k/linux.h
+index 325faf7..01bb765 100644
+--- a/gcc/config/m68k/linux.h
++++ b/gcc/config/m68k/linux.h
+@@ -72,7 +72,7 @@ along with GCC; see the file COPYING3.  If not see
+    When the -shared link option is used a final link is not being
+    done.  */
+ 
+-#define GLIBC_DYNAMIC_LINKER "/lib/ld.so.1"
++#define GLIBC_DYNAMIC_LINKER DYNAMIC_LINKER_PREFIX "/" DYNAMIC_LINKER
+ 
+ #undef LINK_SPEC
+ #define LINK_SPEC "-m m68kelf %{shared} \
+diff --git a/gcc/config/mips/linux.h b/gcc/config/mips/linux.h
+index bce9c17..46a2b0f 100644
+--- a/gcc/config/mips/linux.h
++++ b/gcc/config/mips/linux.h
+@@ -18,4 +18,5 @@ You should have received a copy of the GNU General Public License
+ along with GCC; see the file COPYING3.  If not see
+ <http://www.gnu.org/licenses/>.  */
+ 
+-#define GLIBC_DYNAMIC_LINKER "/lib/ld.so.1"
++#define GLIBC_DYNAMIC_LINKER DYNAMIC_LINKER_PREFIX "/" DYNAMIC_LINKER
++
+diff --git a/gcc/config/mips/linux64.h b/gcc/config/mips/linux64.h
+index 6e92719..736aa6d 100644
+--- a/gcc/config/mips/linux64.h
++++ b/gcc/config/mips/linux64.h
+@@ -23,11 +23,11 @@ along with GCC; see the file COPYING3.  If not see
+ #define GNU_USER_LINK_EMULATION64 "elf64%{EB:b}%{EL:l}tsmip"
+ #define GNU_USER_LINK_EMULATIONN32 "elf32%{EB:b}%{EL:l}tsmipn32"
+ 
+-#define GLIBC_DYNAMIC_LINKER32 "/lib/ld.so.1"
+-#define GLIBC_DYNAMIC_LINKER64 "/lib64/ld.so.1"
+-#define GLIBC_DYNAMIC_LINKERN32 "/lib32/ld.so.1"
+-#define UCLIBC_DYNAMIC_LINKERN32 "/lib32/ld-uClibc.so.0"
+-#define BIONIC_DYNAMIC_LINKERN32 "/system/bin/linker32"
++#define GLIBC_DYNAMIC_LINKER32 DYNAMIC_LINKER_PREFIX "/" DYNAMIC_LINKER
++#define GLIBC_DYNAMIC_LINKER64 DYNAMIC_LINKER_PREFIX "/" DYNAMIC_LINKER
++#define GLIBC_DYNAMIC_LINKERN32 DYNAMIC_LINKER_PREFIX "/" DYNAMIC_LINKER
++#define UCLIBC_DYNAMIC_LINKERN32 DYNAMIC_LINKER_PREFIX "/" DYNAMIC_LINKER
++#define BIONIC_DYNAMIC_LINKERN32 DYNAMIC_LINKER_PREFIX "/" DYNAMIC_LINKER
+ #define GNU_USER_DYNAMIC_LINKERN32 \
+   CHOOSE_DYNAMIC_LINKER (GLIBC_DYNAMIC_LINKERN32, UCLIBC_DYNAMIC_LINKERN32, \
+ 			 BIONIC_DYNAMIC_LINKERN32)
+diff --git a/gcc/config/mn10300/linux.h b/gcc/config/mn10300/linux.h
+index d63b95a..93c54b1 100644
+--- a/gcc/config/mn10300/linux.h
++++ b/gcc/config/mn10300/linux.h
+@@ -33,7 +33,7 @@
+ #undef  ASM_SPEC
+ #define ASM_SPEC ""
+ 
+-#define GLIBC_DYNAMIC_LINKER "/lib/ld.so.1"
++#define GLIBC_DYNAMIC_LINKER DYNAMIC_LINKER_PREFIX "/" DYNAMIC_LINKER
+ 
+ #undef  LINK_SPEC
+ #define LINK_SPEC "%{mrelax:--relax} %{shared:-shared} \
+diff --git a/gcc/config/rs6000/linux64.h b/gcc/config/rs6000/linux64.h
+index 7c516eb..687264e 100644
+--- a/gcc/config/rs6000/linux64.h
++++ b/gcc/config/rs6000/linux64.h
+@@ -358,10 +358,10 @@ extern int dot_symbols;
+ #undef	LINK_OS_DEFAULT_SPEC
+ #define LINK_OS_DEFAULT_SPEC "%(link_os_linux)"
+ 
+-#define GLIBC_DYNAMIC_LINKER32 "/lib/ld.so.1"
+-#define GLIBC_DYNAMIC_LINKER64 "/lib64/ld64.so.1"
+-#define UCLIBC_DYNAMIC_LINKER32 "/lib/ld-uClibc.so.0"
+-#define UCLIBC_DYNAMIC_LINKER64 "/lib/ld64-uClibc.so.0"
++#define GLIBC_DYNAMIC_LINKER32 DYNAMIC_LINKER_PREFIX "/" DYNAMIC_LINKER
++#define GLIBC_DYNAMIC_LINKER64 DYNAMIC_LINKER_PREFIX "/" DYNAMIC_LINKER
++#define UCLIBC_DYNAMIC_LINKER32 DYNAMIC_LINKER_PREFIX "/" DYNAMIC_LINKER
++#define UCLIBC_DYNAMIC_LINKER64 DYNAMIC_LINKER_PREFIX "/" DYNAMIC_LINKER
+ #if DEFAULT_LIBC == LIBC_UCLIBC
+ #define CHOOSE_DYNAMIC_LINKER(G, U) "%{mglibc:" G ";:" U "}"
+ #elif DEFAULT_LIBC == LIBC_GLIBC
+diff --git a/gcc/config/s390/linux.h b/gcc/config/s390/linux.h
+index e5385ec..72df4ac 100644
+--- a/gcc/config/s390/linux.h
++++ b/gcc/config/s390/linux.h
+@@ -61,8 +61,8 @@ along with GCC; see the file COPYING3.  If not see
+ #define MULTILIB_DEFAULTS { "m31" }
+ #endif
+ 
+-#define GLIBC_DYNAMIC_LINKER32 "/lib/ld.so.1"
+-#define GLIBC_DYNAMIC_LINKER64 "/lib/ld64.so.1"
++#define GLIBC_DYNAMIC_LINKER32 DYNAMIC_LINKER_PREFIX "/" DYNAMIC_LINKER
++#define GLIBC_DYNAMIC_LINKER64 DYNAMIC_LINKER_PREFIX "/" DYNAMIC_LINKER
+ 
+ #undef  LINK_SPEC
+ #define LINK_SPEC \
+diff --git a/gcc/config/sh/linux.h b/gcc/config/sh/linux.h
+index a5c2734..9eff3c4 100644
+--- a/gcc/config/sh/linux.h
++++ b/gcc/config/sh/linux.h
+@@ -45,7 +45,7 @@ along with GCC; see the file COPYING3.  If not see
+ 
+ #define TARGET_ASM_FILE_END file_end_indicate_exec_stack
+ 
+-#define GLIBC_DYNAMIC_LINKER "/lib/ld-linux.so.2"
++#define GLIBC_DYNAMIC_LINKER DYNAMIC_LINKER_PREFIX "/" DYNAMIC_LINKER
+ 
+ #undef SUBTARGET_LINK_EMUL_SUFFIX
+ #define SUBTARGET_LINK_EMUL_SUFFIX "_linux"
+diff --git a/gcc/config/sparc/linux.h b/gcc/config/sparc/linux.h
+index 60dc869..9930e21 100644
+--- a/gcc/config/sparc/linux.h
++++ b/gcc/config/sparc/linux.h
+@@ -84,7 +84,7 @@ extern const char *host_detect_local_cpu (int argc, const char **argv);
+    When the -shared link option is used a final link is not being
+    done.  */
+ 
+-#define GLIBC_DYNAMIC_LINKER "/lib/ld-linux.so.2"
++#define GLIBC_DYNAMIC_LINKER DYNAMIC_LINKER_PREFIX "/" DYNAMIC_LINKER
+ 
+ #undef  LINK_SPEC
+ #define LINK_SPEC "-m elf32_sparc -Y P,/usr/lib %{shared:-shared} \
+diff --git a/gcc/config/sparc/linux64.h b/gcc/config/sparc/linux64.h
+index 14966b9..c134401 100644
+--- a/gcc/config/sparc/linux64.h
++++ b/gcc/config/sparc/linux64.h
+@@ -93,8 +93,8 @@ along with GCC; see the file COPYING3.  If not see
+    When the -shared link option is used a final link is not being
+    done.  */
+ 
+-#define GLIBC_DYNAMIC_LINKER32 "/lib/ld-linux.so.2"
+-#define GLIBC_DYNAMIC_LINKER64 "/lib64/ld-linux.so.2"
++#define GLIBC_DYNAMIC_LINKER32 DYNAMIC_LINKER_PREFIX "/" DYNAMIC_LINKER
++#define GLIBC_DYNAMIC_LINKER64 DYNAMIC_LINKER_PREFIX "/" DYNAMIC_LINKER
+ 
+ #ifdef SPARC_BI_ARCH
+ 
+diff --git a/gcc/config/xtensa/linux.h b/gcc/config/xtensa/linux.h
+index f5caeb7..c9274e4 100644
+--- a/gcc/config/xtensa/linux.h
++++ b/gcc/config/xtensa/linux.h
+@@ -45,7 +45,7 @@ along with GCC; see the file COPYING3.  If not see
+   %{mlongcalls:--longcalls} \
+   %{mno-longcalls:--no-longcalls}"
+ 
+-#define GLIBC_DYNAMIC_LINKER "/lib/ld.so.1"
++#define GLIBC_DYNAMIC_LINKER DYNAMIC_LINKER_PREFIX "/" DYNAMIC_LINKER
+ 
+ #undef LINK_SPEC
+ #define LINK_SPEC \
+diff --git a/gcc/configure b/gcc/configure
+index 3e9152a..4e1fdd3 100755
+--- a/gcc/configure
++++ b/gcc/configure
+@@ -755,6 +755,9 @@ AWK
+ SET_MAKE
+ REPORT_BUGS_TEXI
+ REPORT_BUGS_TO
++DYNAMICLINKER
++DYNAMICLINKERPREFIX
++NOSTDINC
+ PKGVERSION
+ CONFIGURE_SPECS
+ CROSS_SYSTEM_HEADER_DIR
+@@ -1669,6 +1672,18 @@ Optional Packages:
+   --with-gc={page,zone}   choose the garbage collection mechanism to use with
+                           the compiler
+   --with-system-zlib      use installed libz
++  --with-dynamic-linker=PATH
++                          specifies path to dynamic linker.
++                          example: "/lib/ld-linux.so.2", where this defines
++			  "ld-linux.so.2"
++  --with-dynamic-linker-prefix=PATH
++                          specifies path to dynamic linker.
++                          example: "/lib/ld-linux.so.2", where this defines
++			  "/lib"
++  --with-nostdinc         build gcc to ignore standard include directories.
++                          You will have to use --with-local-prefix with this
++			  option.
++
+   --with-linker-hash-style={sysv,gnu,both}
+                           specify the linker hash style
+ 
+@@ -6378,6 +6393,47 @@ fi
+ 
+ 
+ 
++# Check whether --with-dynamic-linker was given.
++
++DYNAMICLINKER="ld-linux.so.2" ;
++if test "${with_dynamic_linker+set}" = set; then
++  withval="$with_dynamic_linker"
++  case "${withval}" in
++yes)    { { echo "$as_me:$LINENO: error: bad value "${withval}". Use something like --with-dynamic-linker=$DYNAMICLINKER" >&5
++echo "$as_me: error: bad value "${withval}". Use something like --with-dynamic-linker=$DYNAMICLINKER" >&2;}
++   { (exit 1); exit 1; }; } ;;
++no)     ;;
++*)     DYNAMICLINKER=$withval ;;
++esac
++fi;
++
++# Check whether --with-dynamic-linker-prefix= was given.
++
++DYNAMICLINKERPREFIX="/lib" ;
++if test "${with_dynamic_linker_prefix+set}" = set; then
++  withval="$with_dynamic_linker_prefix"
++  case "${withval}" in
++yes)    { { echo "$as_me:$LINENO: error: bad value "${withval}". Use --with-dynamic-linker-prefix=/path/to/lib/" >&5
++echo "$as_me: error: bad value "${withval}". Use --with-dynamic-linker-prefix=/path/to/lib/" >&2;}
++   { (exit 1); exit 1; }; } ;;
++no)     ;;
++*)     DYNAMICLINKERPREFIX=$withval ;;
++esac
++
++fi;
++
++# Check whether --with-nostdinc was given.
++
++if test "${with_nostdinc+set}" = set; then
++  withval="$with_nostdinc"
++  case "${withval}" in
++yes)   NOSTDINC="-DNOSTDINC" ;;
++no)    ;;
++*)     NOSTDINC="-DNOSTDINC" ;;
++esac
++fi;
++
++
+ 
+ # ---------------------
+ # Warnings and checking
+--- ./gcc/Makefile.in.orig
++++ ./gcc/Makefile.in
+@@ -986,7 +986,7 @@
+ # This is the variable actually used when we compile. If you change this,
+ # you probably want to update BUILD_CFLAGS in configure.ac
+ ALL_CFLAGS = $(ESP_NOPIE_CFLAGS) $(T_CFLAGS) $(CFLAGS-$@) \
+-  $(CFLAGS) $(INTERNAL_CFLAGS) $(COVERAGE_FLAGS) $(WARN_CFLAGS) @DEFS@
++  $(CFLAGS) $(INTERNAL_CFLAGS) $(COVERAGE_FLAGS) $(WARN_CFLAGS) @DEFS@ @NOSTDINC@
+ 
+ # The C++ version.
+ ALL_CXXFLAGS = $(ESP_NOPIE_CFLAGS) $(T_CFLAGS) $(CFLAGS-$@) $(CXXFLAGS) \
+@@ -2090,6 +2090,8 @@
+   -DSTANDARD_STARTFILE_PREFIX=\"$(unlibsubdir)/\" \
+   -DSTANDARD_EXEC_PREFIX=\"$(libdir)/gcc/\" \
+   -DSTANDARD_LIBEXEC_PREFIX=\"$(libexecdir)/gcc/\" \
++  -DDYNAMIC_LINKER_PREFIX=\"@DYNAMICLINKERPREFIX@\" \
++  -DDYNAMIC_LINKER=\"@DYNAMICLINKER@\" \
+   -DDEFAULT_TARGET_VERSION=\"$(version)\" \
+   -DDEFAULT_TARGET_MACHINE=\"$(target_noncanonical)\" \
+   -DSTANDARD_BINDIR_PREFIX=\"$(bindir)/\" \