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Due to the compiler change of openwrt, from gcc version 11 to gcc
version 12, we have now the following build errors.
../../../source/components/utilities/utdebug.c: In function
'AcpiUtInitStackPtrTrace':
../../../source/components/utilities/utdebug.c:188:31: error: storing
the address of local variable 'CurrentSp' in 'AcpiGbl_EntryStackPointer'
[-Werror=dangling-pointer=]
188 | AcpiGbl_EntryStackPointer = &CurrentSp;
| ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~
../../../source/components/utilities/utdebug.c:185:29: note: 'CurrentSp'
declared here
185 | ACPI_SIZE CurrentSp;
| ^~~~~~~~~
In file included from ../../../source/include/acpi.h:173,
from
../../../source/components/utilities/utdebug.c:154:
../../../source/include/acglobal.h:335:41: note:
'AcpiGbl_EntryStackPointer' declared here
335 | ACPI_GLOBAL (ACPI_SIZE *,
AcpiGbl_EntryStackPointer);
|
^~~~~~~~~~~~~~~~~~~~~~~~~
../../../source/include/acpixf.h:188:17: note: in definition of macro
'ACPI_GLOBAL'
188 | extern type name
| ^~~~
cc1: all warnings being treated as errors
make[4]: *** [../Makefile.rules:20: obj/utdebug.o] Error 1
This is already issue opend in the the upstream project acpica.
https://github.com/acpica/acpica/issues/771
There is already a fix available, but it has not yet been merged.
https://github.com/acpica/acpica/pull/776
Signed-off-by: Florian Eckert <fe@dev.tdt.de>
23 lines
977 B
Diff
23 lines
977 B
Diff
From 0f814783ef9ed3a50e15cab08579218ec45b4640 Mon Sep 17 00:00:00 2001
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From: =?UTF-8?q?Thomas=20Wei=C3=9Fschuh?= <thomas@t-8ch.de>
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Date: Sat, 21 May 2022 12:15:16 +0200
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Subject: [PATCH 1/3] ACPI_CAST_PTR: cast through "void *"
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Not all pointer are castable to integers directly and ACPI_UINTPTR_T is
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not guaranteed to be "void *".
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---
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source/include/actypes.h | 2 +-
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1 file changed, 1 insertion(+), 1 deletion(-)
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--- a/source/include/actypes.h
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+++ b/source/include/actypes.h
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@@ -649,7 +649,7 @@ typedef UINT64
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/* Pointer manipulation */
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-#define ACPI_CAST_PTR(t, p) ((t *) (ACPI_UINTPTR_T) (p))
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+#define ACPI_CAST_PTR(t, p) ((t *) (ACPI_UINTPTR_T) (void *) (p))
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#define ACPI_CAST_INDIRECT_PTR(t, p) ((t **) (ACPI_UINTPTR_T) (p))
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#define ACPI_ADD_PTR(t, a, b) ACPI_CAST_PTR (t, (ACPI_CAST_PTR (UINT8, (a)) + (ACPI_SIZE)(b)))
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#define ACPI_SUB_PTR(t, a, b) ACPI_CAST_PTR (t, (ACPI_CAST_PTR (UINT8, (a)) - (ACPI_SIZE)(b)))
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