KindleModding · ThatHackerDudeFromCyberspace · Apr 10, 2026 · Sep 10, 2024 · Sep 30, 2024 · Sep 23, 2024
diff --git a/.github/workflows/build-toolchains.yml b/.github/workflows/build-toolchains.yml
@@ -19,25 +19,26 @@ jobs:
     runs-on: ${{ matrix.host }}
     strategy:
       matrix:
-        host: ["ubuntu-22.04", "macos-12"]
+        # host: ["ubuntu-22.04", "macos-14"]
+        host: ["ubuntu-22.04"]
         sample: ${{ fromJSON(inputs.samples) }}
         exclude:
           # Exclude both glibc & uClibc ARC Linux toolchains as
           # there's no known use of ARC Linux toolchains on Mac,
           # and anyway glibc fails to build for ARC700,
           # see https://github.com/crosstool-ng/crosstool-ng/pull/1456#issuecomment-779150246
-          - {host: "macos-12", sample: "arc-multilib-linux-gnu"}
-          - {host: "macos-12", sample: "arc-multilib-linux-uclibc"}
+          - {host: "macos-14", sample: "arc-multilib-linux-gnu"}
+          - {host: "macos-14", sample: "arc-multilib-linux-uclibc"}
 
           # Exclude mips*-*-linux-gnu because of <byteswap.h> usage in
           # elf-entry.c for linux kernel headers.  <byteswap.h> is a GNU
           # extension and doesn't exist on MacOS X
-          - {host: "macos-12", sample: "mips-unknown-linux-gnu"}
-          - {host: "macos-12", sample: "mips64-unknown-linux-gnu"}
+          - {host: "macos-14", sample: "mips-unknown-linux-gnu"}
+          - {host: "macos-14", sample: "mips64-unknown-linux-gnu"}
 
           # Exclude x86_64-w64-mingw32,x86_64-pc-linux-gnu because it crashes on m4 build with
           # a Segmentation fault
-          - {host: "macos-12", sample: "x86_64-w64-mingw32,x86_64-pc-linux-gnu"}
+          - {host: "macos-14", sample: "x86_64-w64-mingw32,x86_64-pc-linux-gnu"}
     steps:
       - name: create case sensitive workspace volume for macOS
         if: ${{ runner.os == 'macOS' }}
@@ -72,7 +73,7 @@ jobs:
         if: ${{ runner.os == 'macOS' }}
         run: |
           brew install autoconf automake bash binutils gawk gnu-sed \
-               gnu-tar help2man make ncurses pkg-config texinfo libtool
+               gnu-tar help2man make meson ncurses ninja pkg-config texinfo libtool
           echo "${{ github.workspace }}/.local/bin" >> "$GITHUB_PATH"
       - name: download x86_64-w64-mingw32.${{ matrix.host }} tarball
         if: ${{ inputs.canadian-cross }}
@@ -94,7 +95,7 @@ jobs:
           sed -i -e '/CT_LOCAL_TARBALLS_DIR/s/HOME/CT_TOP_DIR/' .config
           sed -i -e '/CT_PREFIX_DIR/s/HOME/CT_TOP_DIR/' .config
           sed -i -e '/CT_GLIBC_ENABLE_DEBUG/s/y$/n/' .config
-          test ${{ matrix.host }} = "macos-12" && sed -i -e '/CT_GDB_CROSS_PYTHON/s/y$/n/' .config
+          test ${{ matrix.host }} = "macos-14" && sed -i -e '/CT_GDB_CROSS_PYTHON/s/y$/n/' .config
           ct-ng build
       - name: create ${{ matrix.sample }}.${{ matrix.host }} tarball
         if: ${{ matrix.sample == 'x86_64-w64-mingw32' }}

diff --git a/.github/workflows/continuous-integration-workflow.yml b/.github/workflows/continuous-integration-workflow.yml
@@ -10,7 +10,8 @@ jobs:
     runs-on: ${{ matrix.host }}
     strategy:
       matrix:
-        host: ["ubuntu-22.04", "macos-12"]
+        # host: ["ubuntu-22.04", "macos-14"]
+        host: ["ubuntu-22.04"]
     steps:
       - name: "clone"
         uses: actions/checkout@v4
@@ -22,7 +23,7 @@ jobs:
         if: ${{ runner.os == 'macOS' }}
         run: |
           brew install autoconf automake bash binutils gawk gnu-sed \
-               gnu-tar help2man make ncurses texinfo libtool
+               gnu-tar help2man libtool make meson ncurses ninja texinfo
       - name: "build ct-ng"
         run: |
           if [ "$RUNNER_OS" == "macOS" ]; then
@@ -85,7 +86,7 @@ jobs:
       - name: "ct-ng source"
         run: |
           mkdir -p src
-          for sample in aarch64-unknown-linux-gnu arm-picolibc-eabi \
+          for sample in aarch64-unknown-linux-gnu arm-none-eabi \
                 arm-unknown-linux-musleabi armv6-nommu-linux-uclibcgnueabi \
                 x86_64-w64-mingw32; do \
                 ct-ng $sample; \
@@ -95,6 +96,7 @@ jobs:
                 sed -i -e 's/^.*CT_COMP_TOOLS_BISON.*$/CT_COMP_TOOLS_BISON=y/' .config; \
                 sed -i -e 's/^.*CT_COMP_TOOLS_M4.*$/CT_COMP_TOOLS_M4=y/' .config; \
                 sed -i -e 's/^.*CT_COMP_TOOLS_MAKE.*$/CT_COMP_TOOLS_MAKE=y/' .config; \
+                sed -i -e 's/^.*CT_DOWNLOAD_WGET_OPTIONS.*$/CT_DOWNLOAD_WGET_OPTIONS="--tries=3 -nc --progress=dot:binary --no-use-server-timestamps"/' .config; \
                 ct-ng olddefconfig; \
                 ct-ng source; \
           done
@@ -129,6 +131,7 @@ jobs:
           "powerpc64-unknown-linux-musl",
           "riscv32-unknown-elf",
           "riscv64-unknown-elf",
+          "riscv64-unknown-linux-gnu",
           "s390-unknown-linux-gnu",
           "sh-unknown-elf",
           "sparc-unknown-linux-gnu",

diff --git a/Makefile.am b/Makefile.am
@@ -65,7 +65,7 @@ bash-completion/ct-ng: bash-completion/ct-ng.in Makefile
 # Also, lintian is picky about execute-bit on the scripts
 install-data-hook:
 	rm -f $(DESTDIR)$(man1dir)/$(ctng_progname).1.gz
-	gzip -9 $(DESTDIR)$(man1dir)/$(ctng_progname).1
+	gzip -n -9 $(DESTDIR)$(man1dir)/$(ctng_progname).1
 	chmod a+x $(DESTDIR)$(pkgdatadir)/scripts/config.guess
 	chmod a+x $(DESTDIR)$(pkgdatadir)/scripts/config.sub
 	rm -f $(DESTDIR)$(pkgdatadir)/LICENSE

diff --git a/README.md b/README.md
@@ -8,9 +8,7 @@ Crosstool-NG aims at building toolchains. Toolchains are an essential component
 
 Refer to [documentation at crosstool-NG website](http://crosstool-ng.github.io/docs/) for more information on how to configure, install and use crosstool-NG.
 
-**Note 1:** If you elect to build a uClibc-based toolchain, you will have to prepare a config file for uClibc with <= crosstool-NG-1.21.0. In >= crosstool-NG-1.22.0 you only need to prepare a config file for uClibc(or uClibc-ng) if you really need a custom config for uClibc.
-
-**Note 2:** If you call `ct-ng --help` you will get help for `make(2)`. This is because ct-ng is in fact a `make(2)` script. There is no clean workaround for this.
+**Note:** If you call `ct-ng --help` you will get help for `make(2)`. This is because ct-ng is in fact a `make(2)` script. There is no clean workaround for this.
 
 ## Repository layout
 

diff --git a/config/arch/bpf.in b/config/arch/bpf.in
@@ -3,7 +3,7 @@
 ## no-package
 ## select ARCH_SUPPORTS_EITHER_ENDIAN
 ## select ARCH_DEFAULT_LE
-## select GCC_VERY_NEW
-## select BINUTILS_VERY_NEW
+## select GCC_REQUIRE_12_or_later
+## select BINUTILS_REQUIRE_2_41_or_later
 ##
 ## help The BPF architecture.
diff --git a/config/arch/lm32.in b/config/arch/lm32.in
@@ -0,0 +1,10 @@
+# LatticeMico32 soft-core architecture
+
+## no-package
+## select ARCH_SUPPORTS_32
+## select ARCH_DEFAULT_32
+## select ARCH_DEFAULT_BE
+## depends on EXPERIMENTAL
+
+## help The LatticeMico32 soft-core architecture:
+## help     https://www.latticesemi.com/en/Products/DesignSoftwareAndIP/IntellectualProperty/IPCore/IPCores02/LatticeMico32.aspx
diff --git a/config/arch/nios2.in b/config/arch/nios2.in
@@ -7,6 +7,10 @@
 ## select ARCH_DEFAULT_LE
 ## select ARCH_SUPPORTS_WITH_ARCH
 ## select ARCH_SUPPORTS_FLAT_FORMAT
+## select GCC_REQUIRE_older_than_15
+## select GDB_REQUIRE_older_than_16 if DEBUG_GDB
+## select GLIBC_REQUIRE_older_than_2_41 if LIBC_GLIBC
+## select BINUTILS_REQUIRE_older_than_2_44
 ##
 ## help The NIOS2 architecture, as defined by:
 ## help     http://www.altera.com
diff --git a/config/arch/openrisc.in b/config/arch/openrisc.in
@@ -0,0 +1,13 @@
+# OpenRISC specific configuration file
+
+## no-package
+## select ARCH_SUPPORTS_32
+## select ARCH_DEFAULT_32
+## select ARCH_SUPPORTS_BOTH_MMU
+## select ARCH_DEFAULT_BE
+## select ARCH_SUPPORTS_WITH_ARCH
+## select ARCH_SUPPORTS_FLAT_FORMAT
+## depends on EXPERIMENTAL
+##
+## help The OpenRISC architecture
+## help     https://openrisc.io/
diff --git a/config/arch/rx.in b/config/arch/rx.in
@@ -0,0 +1,11 @@
+## no-package
+## select ARCH_SUPPORTS_32
+## select ARCH_DEFAULT_32
+## select ARCH_SUPPORTS_FLAT_FORMAT
+## select ARCH_SUPPORTS_EITHER_ENDIAN
+## select ARCH_DEFAULT_LE
+## select ARCH_REQUIRES_MULTILIB
+## select ARCH_SUPPORTS_WITH_ENDIAN
+
+## help The RX architecture, as defined by:
+## help     https://www.renesas.com/en/products/microcontrollers-microprocessors/rx-32-bit-performance-efficiency-mcus
diff --git a/config/arch/sh.in b/config/arch/sh.in
@@ -3,8 +3,6 @@
 ## no-package
 ## select ARCH_SUPPORTS_32
 ## select ARCH_DEFAULT_32
-## select ARCH_SUPPORTS_BOTH_MMU
-## select ARCH_DEFAULT_HAS_MMU
 ## select ARCH_SUPPORTS_FLAT_FORMAT
 ## select ARCH_SUPPORTS_EITHER_ENDIAN
 ## select ARCH_DEFAULT_LE
@@ -21,6 +19,8 @@ choice
 # GCC supports both endiannesses even if a specific CPU is selected (so long
 # as that CPU can be both BE/LE), but the binutils (or specifically, ld)
 # configures for both endiannesses only if sh-*-linux target is selected.
+# --with-cpu can be used to set the mmu and precision options,
+# so dont include the options aswell
 config ARCH_SH_SH
     bool
     prompt "unspecified"
@@ -62,16 +62,45 @@ config ARCH_SH_SH4A
     bool
     prompt "sh4a"
 
+config ARCH_SH_SH4AL
+    bool
+    prompt "sh4al"
+
 endchoice
 
 config ARCH_SH_VARIANT
     string
-    default "sh"   if ARCH_SH_SH
+    default "sh"    if ARCH_SH_SH
     default "sh1"   if ARCH_SH_SH1
     default "sh2"   if ARCH_SH_SH2
-    default "sh2e"   if ARCH_SH_SH2E
-    default "sh2a"   if ARCH_SH_SH2A
+    default "sh2e"  if ARCH_SH_SH2E
+    default "sh2a"  if ARCH_SH_SH2A
     default "sh3"   if ARCH_SH_SH3
-    default "sh3e"   if ARCH_SH_SH3E
+    default "sh3e"  if ARCH_SH_SH3E
     default "sh4"   if ARCH_SH_SH4
     default "sh4a"  if ARCH_SH_SH4A
+    default "sh4al" if ARCH_SH_SH4AL
+
+config ARCH_SH_ENABLE_FPU_OPTIONS
+    bool
+    default y if ARCH_SH_SH2A
+    default y if ARCH_SH_SH4
+    default y if ARCH_SH_SH4A
+    select ARCH_SUPPORTS_BOTH_MMU
+    select ARCH_DEFAULT_HAS_MMU
+
+config ARCH_SH_ENABLE_PRECISION_OPTIONS
+    bool
+    default y if ARCH_USE_MMU
+    select ARCH_SUPPORTS_WITH_FLOATING_PRECISION
+    select ARCH_SUPPORTS_PRECISION_UNSPECIFIED
+    select ARCH_SUPPORTS_PRECISION_SINGLE_ONLY
+    select ARCH_SUPPORTS_PRECISION_SINGLE_WITH_DOUBLE
+    select ARCH_DEFAULT_PRECISION_UNSPECIFIED
+
+config ARCH_SH_FLOAT_SUFFIX
+    string
+    default "" if !ARCH_SH_ENABLE_FPU_OPTIONS
+    default "_nofpu" if !ARCH_USE_MMU
+    default "_single" if ARCH_FLOATING_PRECISION_SINGLE_WITH_DOUBLE
+    default "_single_only" if ARCH_FLOATING_PRECISION_SINGLE_ONLY
diff --git a/config/arch/tricore.in b/config/arch/tricore.in
@@ -0,0 +1,10 @@
+# tricore specific configuration file
+
+## no-package
+## depends on EXPERIMENTAL
+##
+## select ARCH_SUPPORTS_32
+## select ARCH_SUPPORTS_BOTH_ENDIAN
+## select ARCH_DEFAULT_LE
+## select ARCH_SUPPORTS_FLAT_FORMAT
+
diff --git a/config/binutils/binutils.in b/config/binutils/binutils.in
@@ -13,10 +13,16 @@ config BINUTILS_GOLD_SUPPORTS_ARCH
     default y if ARCH_SPARC
     default y if ARCH_X86
 
+# Support for gold was deprecated and removed from binutils 2.44.
+config BINUTILS_HAS_GOLD
+    bool
+    default y if !BINUTILS_2_44_or_later
+    default y if !BINUTILS_SRC_RELEASE
+
 config BINUTILS_GOLD_SUPPORT
     bool
     default y
-    depends on BINUTILS_GOLD_SUPPORTS_ARCH
+    depends on BINUTILS_GOLD_SUPPORTS_ARCH && BINUTILS_HAS_GOLD
 
 # Force using the BFD linker if needed. There are two options:
 # - For some C libraries (eg. glibc at least), BFD ld must be
@@ -34,6 +40,11 @@ config BINUTILS_DEP_BISON
     depends on BINUTILS_2_39_or_later && !CONFIGURE_has_bison_3_0_4_or_newer && (ARCH_X86 || (ARCH_ARM && ARCH_64))
     select COMP_TOOLS_BISON
 
+if BINUTILS_2_44_or_later && BINUTILS_GOLD_SUPPORT && !BINUTILS_SRC_RELEASE
+comment "WARNING! For binutils >= 2.44 only enable gold support if supplied"
+comment "|        through custom source tree."
+endif
+
 choice
     bool
     prompt "Linkers to enable"
@@ -132,6 +143,7 @@ config BINUTILS_LINKER_DEFAULT
 config BINUTILS_PLUGINS
     bool
     prompt "Enable support for plugins"
+    depends on !STATIC_TOOLCHAIN
     help
       binutils can be extended through the use of plugins.
       Especially, gold can use the lto-plugin, as installed
@@ -175,6 +187,14 @@ config BINUTILS_FOR_TARGET
       Some utilities may need binutils libraries to be available on
       the target, eg. oprofile.
 
+config BINUTILS_GPROFNG
+    bool
+    prompt "Enable the gprofng profiler"
+    help
+      The next generation GNU application profiling tool
+      Disabled by default since it contains non-portable code
+      (i.e. requires glibc on the host)
+
 if BINUTILS_FOR_TARGET
 
 config BINUTILS_FOR_TARGET_IBERTY

diff --git a/config/cc/gcc.in b/config/cc/gcc.in
@@ -53,15 +53,6 @@ config CC_GCC_ENABLE_CXX_FLAGS
       Note: just pass in the option _value_, that is only the part that goes
       after the '=' sign.
 
-config CC_GCC_EXTRA_LIBSTDCXX
-    bool "Re-enable libstdcxx"
-    default n
-    depends on LIBC_AVR_LIBC
-    select CC_CORE_PASS_2_NEEDED
-    help
-      libstdcxx is normally disabled on avr systems due to size limitations.
-      Set this option to re-enable libstdcxx support.
-
 config CC_GCC_CORE_EXTRA_CONFIG_ARRAY
     string "Core gcc extra config"
     default ""
@@ -240,6 +231,48 @@ config CC_GCC_ENABLE_TARGET_OPTSPACE
 
       This will compile crossgcc's libs with -Os.
 
+config CC_GCC_LIBSTDCXX
+    tristate "Build libstdcxx"
+    default n if ARCH_AVR || LIBC_NONE
+    default m
+    depends on CC_LANG_CXX
+    select CC_CORE_NEEDED if ARCH_AVR
+    help
+      libstdcxx is normally disabled on some systems, like avr, due to size
+      limitations or it being not supported.
+      Set this option to force libstdcxx support.
+
+       Option  | libstdcxx build    | Associated ./configure switch
+      ---------+--------------------+--------------------------------
+         Y     | forcibly           | --enable-libstdcxx
+         M     | auto               | (none, ./configure decides)
+         N     | forcibly not       | --disable-libstdcxx
+
+config CC_GCC_LIBSTDCXX_HOSTED_DISABLE
+    bool "Build freestanding libstdcxx"
+    default y if LIBC_AVR_LIBC
+    default n
+    depends on CC_GCC_LIBSTDCXX
+    help
+      libstdcxx can be compiled in two modes: hosted and freestanding.
+      Hosted mode is the default, and is used when the OS is available.
+      Freestanding mode is used when the OS is not available, like in
+      bare-metal systems.
+
+      Some architectures, like avr, do not support hosted mode, but default
+      to it, and will fail to build libstdcxx in hosted mode.
+
+      Answer 'y' here to force freestanding mode, otherwise answer let
+      ./configure decide. 
+
+config CC_GCC_LIBSTDCXX_TARGET_CXXFLAGS
+    string
+    prompt "Target CXXFLAGS for libstdc++"
+    default ""
+    help
+      Used to add extra CXXFLAGS when compiling the target libstdc++
+      library (e.g. -fno-exceptions).
+
 config CC_GCC_LIBMUDFLAP
     bool
     prompt "Compile libmudflap"

diff --git a/config/comp_libs/gmp.in b/config/comp_libs/gmp.in
@@ -1 +1,6 @@
 # GMP options
+config GMP_EXTRA_CFLAGS
+    string "extra target CFLAGS"
+    default "-std=gnu17" if GCC_15_or_later
+    help
+        Extra target CFLAGS to use when building.
diff --git a/config/comp_libs/mpc.in b/config/comp_libs/mpc.in
@@ -1,3 +1 @@
 # MPC options
-# MPC 1.0.x and earlier break with MPFR 4.0.0.
-## select MPFR_REQUIRE_older_than_4_0_0 if MPFR_NEEDED && !MPC_1_1_0_or_later
diff --git a/config/comp_libs/ncurses.in b/config/comp_libs/ncurses.in
@@ -55,3 +55,8 @@ config NCURSES_TARGET_FALLBACKS
       List of terminal descriptions that will be compiled into the curses
       library for the target.
 
+config NCURSES_EXTRA_CFLAGS
+    string "extra target CFLAGS"
+    default "-std=gnu17" if GCC_15_or_later
+    help
+        Extra target CFLAGS fto use when building.