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b239853fd3
Fix what we can, and also disable warning-as-error as some compilers can be quite ambitious. Signed-off-by: Khem Raj <raj.khem@gmail.com>
32 lines
1.2 KiB
Diff
32 lines
1.2 KiB
Diff
From 7c199e3b191a6f714694035f1eba40112e71675c Mon Sep 17 00:00:00 2001
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From: Khem Raj <raj.khem@gmail.com>
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Date: Thu, 1 Feb 2024 18:41:51 -0800
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Subject: [PATCH] Check for C standard version >= 23 for [[__fallthrough__]]
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This avoids warnings with clang-18+ e.g.
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pprintint.h:256:6: error: [[]] attributes are a C23 extension [-Werror,-Wc23-extensions]
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Upstream-Status: Submitted [https://github.com/dvidelabs/flatcc/pull/273]
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Signed-off-by: Khem Raj <raj.khem@gmail.com>
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---
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include/flatcc/portable/pattributes.h | 2 +-
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1 file changed, 1 insertion(+), 1 deletion(-)
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diff --git a/include/flatcc/portable/pattributes.h b/include/flatcc/portable/pattributes.h
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index 9240fa3..dd4918a 100644
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--- a/include/flatcc/portable/pattributes.h
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+++ b/include/flatcc/portable/pattributes.h
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@@ -57,7 +57,7 @@ extern "C" {
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/* https://en.cppreference.com/w/c/language/attributes/fallthrough */
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-#if PORTABLE_HAS_C_ATTRIBUTE(__fallthrough__)
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+#if PORTABLE_HAS_C_ATTRIBUTE(__fallthrough__) && defined(__STDC_VERSION__) && __STDC_VERSION__ >= 202311L
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# define pattribute_fallthrough [[__fallthrough__]]
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#elif PORTABLE_HAS_ATTRIBUTE(__fallthrough__)
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# define pattribute_fallthrough __attribute__((__fallthrough__))
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--
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2.43.0
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