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These patches allow picolibc to act as the system C library within gcc. Signed-off-by: Keith Packard <keithp@keithp.com>
43 lines
1.1 KiB
Diff
43 lines
1.1 KiB
Diff
From 2e3918a283c1c9fb3b4775fe96a56e430748579a Mon Sep 17 00:00:00 2001
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From: Keith Packard <keithp@keithp.com>
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Date: Tue, 23 Aug 2022 22:12:06 -0700
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Subject: [PATCH 6/9] Add newlib and picolibc as default C library choices
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Signed-off-by: Keith Packard <keithp@keithp.com>
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---
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gcc/config.gcc | 11 ++++++++++-
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1 file changed, 10 insertions(+), 1 deletion(-)
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diff --git a/gcc/config.gcc b/gcc/config.gcc
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index ddab68fbf8f..e294ff8fbc8 100644
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--- a/gcc/config.gcc
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+++ b/gcc/config.gcc
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@@ -646,7 +646,7 @@ case ${target} in
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esac
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# Common C libraries.
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-tm_defines="$tm_defines LIBC_GLIBC=1 LIBC_UCLIBC=2 LIBC_BIONIC=3 LIBC_MUSL=4"
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+tm_defines="$tm_defines LIBC_GLIBC=1 LIBC_UCLIBC=2 LIBC_BIONIC=3 LIBC_MUSL=4 LIBC_NEWLIB=5 LIBC_PICOLIBC=6"
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default_libc=""
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@@ -5932,6 +5932,15 @@ bionic)
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musl)
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default_libc=LIBC_MUSL
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;;
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+newlib)
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+ # Newlib configurations don't set the DEFAULT_LIBC variable, so
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+ # avoid changing those by allowing --with-default-libc=newlib but
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+ # not actually setting the DEFAULT_LIBC variable.
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+ default_libc=
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+ ;;
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+picolibc)
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+ default_libc=LIBC_PICOLIBC
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+ ;;
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"")
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;;
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*)
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--
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2.39.0
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