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[Bug #19161] Check for TLS usability

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On all platforms using GCC, even other than darwin.
This commit is contained in:
Nobuyoshi Nakada 2022-11-30 14:01:54 +09:00
parent 2ecdefab7d
commit 96d1acfdf6
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GPG Key ID: 7CD2805BFA3770C6
Notes: git 2023-03-09 05:50:48 +00:00 
Merged: https://github.com/ruby/ruby/pull/7481
1 changed files with 7 additions and 6 deletions
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13
configure.ac
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@ -366,12 +366,6 @@ AS_CASE(["$target_os"],
[AC_MSG_RESULT(yes)],
[AC_MSG_RESULT(no)
AC_MSG_ERROR([Unsupported OS X version is required])])
AC_CACHE_CHECK([if thread-local storage is supported], [rb_cv_tls_supported],
[AC_LINK_IFELSE([AC_LANG_PROGRAM([[int __thread conftest;]])],
[rb_cv_tls_supported=yes],
[rb_cv_tls_supported=no])])
AS_IF([test x"$rb_cv_tls_supported" != xyes],
[AC_DEFINE(RB_THREAD_LOCAL_SPECIFIER_IS_UNSUPPORTED)])
])
RUBY_MINGW32
@ -391,6 +385,13 @@ AS_IF([test "$GCC" = yes], [
AS_IF([test "$gcc_major" -lt 4], [
AC_MSG_ERROR([too old GCC: $gcc_major.$gcc_minor])
])
AC_CACHE_CHECK([if thread-local storage is supported], [rb_cv_tls_supported],
[AC_LINK_IFELSE([AC_LANG_PROGRAM([[int __thread conftest;]])],
[rb_cv_tls_supported=yes],
[rb_cv_tls_supported=no])])
AS_IF([test x"$rb_cv_tls_supported" != xyes],
[AC_DEFINE(RB_THREAD_LOCAL_SPECIFIER_IS_UNSUPPORTED)])
], [
linker_flag=
])