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Update configure.ac

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Co-authored-by: Nobuyoshi Nakada <nobu@ruby-lang.org>
This commit is contained in:
Jeremiah Gowdy 2022-06-16 10:29:28 -07:00 committed by Nobuyoshi Nakada
parent f3b54d5fc2
commit 1dfe007e16
Notes: git 2022-06-17 11:58:32 +09:00 
Merged: https://github.com/ruby/ruby/pull/6025
1 changed files with 5 additions and 8 deletions
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13
configure.ac
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@ -782,14 +782,11 @@ AS_IF([test "$GCC" = yes], [
# aarch64 branch protection
AS_CASE(["$target_cpu"], [aarch64], [
branch_protection=no
RUBY_TRY_CFLAGS(-mbranch-protection=pac-ret,[branch_protection=yes])
AS_IF([test "x$branch_protection" = xyes], [
RUBY_APPEND_OPTION(XCFLAGS, -mbranch-protection=pac-ret)
],
[
RUBY_TRY_CFLAGS(-msign-return-address=all, [
RUBY_APPEND_OPTION(XCFLAGS, -msign-return-address=all)
AS_FOR(option, opt, [-mbranch-protection=pac-ret -msign-return-address=all], [
RUBY_TRY_CFLAGS(option, [branch_protection=yes], [branch_protection=no])
AS_IF([test "x$branch_protection" = xyes], [
RUBY_APPEND_OPTION(XCFLAGS, option)
break
])
])
])