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Revert "build: remove check for __attribute__((visibility.."

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This reverts commit 37c9abdc43 (#30590)
This commit is contained in:
Luke Dashjr 2025-01-31 04:34:13 +00:00
parent a0e4d76712
commit 99a645c28c
1 changed files with 17 additions and 0 deletions
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17
configure.ac
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@ -934,6 +934,23 @@ AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
[ AC_MSG_RESULT([no])]
)
AC_MSG_CHECKING([for default visibility attribute])
AC_COMPILE_IFELSE([AC_LANG_SOURCE([
int foo(void) __attribute__((visibility("default")));
int main(){}
])],
[
AC_DEFINE([HAVE_DEFAULT_VISIBILITY_ATTRIBUTE], [1], [Define if the visibility attribute is supported.])
AC_MSG_RESULT([yes])
],
[
AC_MSG_RESULT([no])
if test "$use_reduce_exports" = "yes"; then
AC_MSG_ERROR([Cannot find a working visibility attribute. Use --disable-reduce-exports.])
fi
]
)
AC_MSG_CHECKING([for dllexport attribute])
AC_COMPILE_IFELSE([AC_LANG_SOURCE([
__declspec(dllexport) int foo(void);