CrostoolNG: Bump to v1.27.0

We bump to the latest stable version of CrosstoolNG so that we can build
GCC v14 as our bootstrap GCC for all platforms, so as to make things
easier when targeting `aarch64-apple-darwin`.

Author: staticfloat

bootstrap/CrosstoolNG/build_tarballs.jl

@@ -5,10 +5,10 @@ host_linux = Platform(arch(HostPlatform()), "linux")
 
 build_tarballs(;
     src_name = "CrosstoolNG",
-    src_version = v"1.25.0",
+    src_version = v"1.27.0",
     sources = [
-        ArchiveSource("https://github.com/crosstool-ng/crosstool-ng/releases/download/crosstool-ng-1.25.0/crosstool-ng-1.25.0.tar.xz",
-                      "68162f342243cd4189ed7c1f4e3bb1302caa3f2cbbf8331879bd01fe06c60cd3"),
+        ArchiveSource("https://github.com/crosstool-ng/crosstool-ng/releases/download/crosstool-ng-1.27.0/crosstool-ng-1.27.0.tar.xz",
+                      "0506ab98fa0ad6d263a555feeb2c7fff9bc24a434635d4b0cdff9137fe5b4477"),
         DirectorySource(joinpath(@__DIR__, "./bundled")),
     ],
     target_dependencies = [
@@ -57,6 +57,7 @@ build_tarballs(;
     # Build crosstool-ng
     # The extra CFLAGS here are because the `kconfig/` directory of `crosstool-ng` doesn't
     # pay attention to the actual location of `ncurses`, it just directly looks for `panel.h`
+    ./bootstrap
     CFLAGS="-I${includedir}/ncursesw" ./configure --prefix=${prefix}
     make -j${nproc} V=1
     make -j${nproc} install

bootstrap/CrosstoolNG/bundled/patches/glibc/2.19/0019-arm-pthread-backport.patch

@@ -0,0 +1,28 @@
+commit 3b13c109e2f0050b002b0d2385898ca75773aed7
+Author: Elliot Saba <[email protected]>
+Date:   Mon Apr 7 14:21:00 2025 +0000
+
+    Hack to get around `-Wint-conversion` errors when building with GCC 14
+
+diff --git a/include/atomic.h b/include/atomic.h
+index 5a5319a582..779c08ade6 100644
+--- a/include/atomic.h
++++ b/include/atomic.h
+@@ -71,13 +71,13 @@
+   ({									      \
+     int __atg2_result;							      \
+     if (sizeof (*mem) == 1)						      \
+-      __atg2_result = pre##_8_##post (mem, __VA_ARGS__);		      \
++      __atg2_result = (int)pre##_8_##post (mem, __VA_ARGS__);		      \
+     else if (sizeof (*mem) == 2)					      \
+-      __atg2_result = pre##_16_##post (mem, __VA_ARGS__);		      \
++      __atg2_result = (int)pre##_16_##post (mem, __VA_ARGS__);		      \
+     else if (sizeof (*mem) == 4)					      \
+-      __atg2_result = pre##_32_##post (mem, __VA_ARGS__);		      \
++      __atg2_result = (int)pre##_32_##post (mem, __VA_ARGS__);		      \
+     else if (sizeof (*mem) == 8)					      \
+-      __atg2_result = pre##_64_##post (mem, __VA_ARGS__);		      \
++      __atg2_result = (int)pre##_64_##post (mem, __VA_ARGS__);		      \
+     else								      \
+       abort ();								      \
+     __atg2_result;							      \