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package/newlib-bare-metal: add patch for gcc 14.1.0

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This patch is needed for building newlib with gcc 14.1.0.  Without this patch,
the following build error will occur:

../../.././libgloss/microblaze/linux-outbyte.c: In function 'outbyte':
../../.././libgloss/microblaze/linux-outbyte.c:3:9: error: implicit declaration of function '_write' [-Wimplicit-function-declaration]
    3 |         _write(1, &c, 1);

This patch has been submitted upstream:
https://patchwork.sourceware.org/project/newlib/patch/20240513062419.2042278-1-neal.frager@amd.com/

Signed-off-by: Neal Frager <neal.frager@amd.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>
This commit is contained in:
Neal Frager 2024-05-13 07:40:38 +01:00 committed by Thomas Petazzoni
parent b8c70f6701
commit b55d22f822
1 changed files with 40 additions and 0 deletions
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40
package/newlib-bare-metal/0001-libgloss-microblaze-fix-read-and-_write-declarati.patch Normal file
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@ -0,0 +1,40 @@
From 1ebecb83607e9c0cc44ad1e518169ae03c0f2d26 Mon Sep 17 00:00:00 2001
From: Neal Frager <neal.frager@amd.com>
Date: Mon, 13 May 2024 07:22:47 +0100
Subject: [PATCH] libgloss: microblaze: fix read and _write declarations
This patch resolves the following build error which occurs with gcc 14.1.0:
../../.././libgloss/microblaze/linux-outbyte.c: In function 'outbyte':
../../.././libgloss/microblaze/linux-outbyte.c:3:9: error: implicit declaration of function '_write' [-Wimplicit-function-declaration]
3 | _write(1, &c, 1);
Signed-off-by: Neal Frager <neal.frager@amd.com>
Upstream: https://patchwork.sourceware.org/project/newlib/patch/20240513062419.2042278-1-neal.frager@amd.com/
---
libgloss/microblaze/linux-inbyte.c | 2 ++
libgloss/microblaze/linux-outbyte.c | 2 ++
2 files changed, 4 insertions(+)
diff --git a/libgloss/microblaze/linux-inbyte.c b/libgloss/microblaze/linux-inbyte.c
index 58fdf1957..2f8d33871 100644
--- a/libgloss/microblaze/linux-inbyte.c
+++ b/libgloss/microblaze/linux-inbyte.c
@@ -1,3 +1,5 @@
+extern int read (int, char *, int);
+
int inbyte(void)
{
char ch = 0;
diff --git a/libgloss/microblaze/linux-outbyte.c b/libgloss/microblaze/linux-outbyte.c
index 9d7bc4890..46de511f6 100644
--- a/libgloss/microblaze/linux-outbyte.c
+++ b/libgloss/microblaze/linux-outbyte.c
@@ -1,3 +1,5 @@
+extern int _write (int, char *, int);
+
void outbyte (unsigned char c)
{
_write(1, &c, 1);
--
2.25.1