gcc: Add GCC 12.4.0

https://gcc.gnu.org/pipermail/gcc-announce/2024/000182.html

Add the new version dropping patches that have been applied upstream.

Fixes #2175
Signed-off-by: Chris Packham <judge.packham@gmail.com>

1 files changed, 37 insertions, 0 deletions

diff --git a/packages/gcc/12.4.0/0007-Add-newlib-and-picolibc-as-default-C-library-choices.patch b/packages/gcc/12.4.0/0007-Add-newlib-and-picolibc-as-default-C-library-choices.patch
new file mode 100644
index 00000000..d1cf760c
--- /dev/null
+++ b/packages/gcc/12.4.0/0007-Add-newlib-and-picolibc-as-default-C-library-choices.patch
@@ -0,0 +1,37 @@
+From abbd605ce30a1ff8bea37ee955340b2247b8966b Mon Sep 17 00:00:00 2001
+From: Keith Packard <keithp@keithp.com>
+Date: Tue, 23 Aug 2022 22:12:06 -0700
+Subject: [PATCH] Add newlib and picolibc as default C library choices
+
+Signed-off-by: Keith Packard <keithp@keithp.com>
+---
+ gcc/config.gcc |   11 ++++++++++-
+ 1 file changed, 10 insertions(+), 1 deletion(-)
+
+--- a/gcc/config.gcc
++++ b/gcc/config.gcc
+@@ -650,7 +650,7 @@
+ esac
+ 
+ # Common C libraries.
+-tm_defines="$tm_defines LIBC_GLIBC=1 LIBC_UCLIBC=2 LIBC_BIONIC=3 LIBC_MUSL=4"
++tm_defines="$tm_defines LIBC_GLIBC=1 LIBC_UCLIBC=2 LIBC_BIONIC=3 LIBC_MUSL=4 LIBC_NEWLIB=5 LIBC_PICOLIBC=6"
+ 
+ default_libc=""
+ 
+@@ -5942,6 +5942,15 @@
+ musl)
+     default_libc=LIBC_MUSL
+     ;;
++newlib)
++    # Newlib configurations don't set the DEFAULT_LIBC variable, so
++    # avoid changing those by allowing --with-default-libc=newlib but
++    # not actually setting the DEFAULT_LIBC variable.
++    default_libc=
++    ;;
++picolibc)
++    default_libc=LIBC_PICOLIBC
++    ;;
+ "")
+     ;;
+ *)