forked from pool/libgcrypt
42 lines
1.4 KiB
Diff
42 lines
1.4 KiB
Diff
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From 42e8858566e32080aaf818b168f34c698a9ef084 Mon Sep 17 00:00:00 2001
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From: NIIBE Yutaka <gniibe@fsij.org>
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Date: Thu, 9 Jan 2025 10:15:50 +0900
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Subject: [PATCH 1/1] build: Improve __thread specifier check.
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MIME-Version: 1.0
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Content-Type: text/plain; charset=UTF-8
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Content-Transfer-Encoding: 8bit
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* configure.ac (AC_COMPILE_IFELSE __thread): Move the declaration to
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global, referring the variable with (void) in main to avoid an error
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buidling with -Werror=unused-variable. Don't need to include
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stdlib.h.
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--
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Reported-by: Lucas Mulling <lucas.mulling@suse.com>
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Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
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Signed-off-by: Lucas Mülling <lucas.mulling@suse.com>
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---
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configure.ac | 5 +++--
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1 file changed, 3 insertions(+), 2 deletions(-)
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diff --git a/configure.ac b/configure.ac
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index d708f89a..f38e20c5 100644
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--- a/configure.ac
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+++ b/configure.ac
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@@ -1495,8 +1495,9 @@ fi
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AC_CACHE_CHECK([whether compiler supports '__thread' storage class specifier],
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[gcry_cv_gcc_storage_class__thread],
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[gcry_cv_gcc_storage_class__thread=no
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- AC_COMPILE_IFELSE([AC_LANG_PROGRAM([#include <stdlib.h>],
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- [static __thread int bar;]
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+ AC_COMPILE_IFELSE([AC_LANG_PROGRAM(
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+ [[static __thread int bar;]],
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+ [[(void)bar;]]
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)],
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[gcry_cv_gcc_storage_class__thread=yes])])
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if test "$gcry_cv_gcc_storage_class__thread" = "yes" ; then
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--
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2.49.0
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