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[PATCH 2/2] linux-user/signal: Silent -Winitializer-overrides warnings
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From: |
Philippe Mathieu-Daudé |
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Subject: |
[PATCH 2/2] linux-user/signal: Silent -Winitializer-overrides warnings |
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Date: |
Tue, 20 Dec 2022 15:42:19 +0100 |
The target SIGIOT signal is sometimes aliased with SIGABRT,
producing the following warning when compiling with -Wextra:
../linux-user/signal.c:57:9: warning: initializer overrides prior
initialization of this subobject [-Winitializer-overrides]
MAKE_SIGNAL_LIST
^~~~~~~~~~~~~~~~
../linux-user/signal-common.h:165:9: note: expanded from macro
'MAKE_SIGNAL_LIST'
MAKE_SIG_ENTRY_SIGIOT
^~~~~~~~~~~~~~~~~~~~~
../linux-user/signal-common.h:128:41: note: expanded from macro
'MAKE_SIG_ENTRY_SIGIOT'
#define MAKE_SIG_ENTRY_SIGIOT MAKE_SIG_ENTRY(SIGIOT)
^~~~~~~~~~~~~~~~~~~~~~
../linux-user/signal.c:56:41: note: expanded from macro 'MAKE_SIG_ENTRY'
#define MAKE_SIG_ENTRY(sig) [sig] = TARGET_##sig,
^~~~~~~~~~~~
<scratch space>:81:1: note: expanded from here
TARGET_SIGIOT
^~~~~~~~~~~~~
../linux-user/sh4/../generic/signal.h:26:34: note: expanded from macro
'TARGET_SIGIOT'
#define TARGET_SIGIOT 6
^
<scratch space>:55:1: note: expanded from here
TARGET_SIGABRT
^~~~~~~~~~~~~~
../linux-user/sh4/../generic/signal.h:25:34: note: expanded from macro
'TARGET_SIGABRT'
#define TARGET_SIGABRT 6
^
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
---
linux-user/signal-common.h | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/linux-user/signal-common.h b/linux-user/signal-common.h
index 3e2dc604c2..a168ea4851 100644
--- a/linux-user/signal-common.h
+++ b/linux-user/signal-common.h
@@ -124,7 +124,7 @@ static inline void finish_sigsuspend_mask(int ret)
#define MAKE_SIG_ENTRY_SIGSTKFLT
#endif
-#if defined(SIGIOT) && defined(TARGET_SIGIOT)
+#if defined(SIGIOT) && defined(TARGET_SIGIOT) && TARGET_SIGABRT !=
TARGET_SIGIOT
#define MAKE_SIG_ENTRY_SIGIOT MAKE_SIG_ENTRY(SIGIOT)
#else
#define MAKE_SIG_ENTRY_SIGIOT
--
2.38.1