From 5d8fe1267d2d4e60943e7b41f6dad990a53e077b Mon Sep 17 00:00:00 2001 From: Yusuke Endoh Date: Fri, 27 Nov 2020 17:51:07 +0900 Subject: configure.ac: Check x86intrin.h only when the target CPU is x86 The check output a warning on M1 Mac mini http://rubyci.s3.amazonaws.com/osx1100arm/ruby-master/log/20201127T074507Z.log.html.gz ``` checking x86intrin.h usability... no checking x86intrin.h presence... yes configure: WARNING: x86intrin.h: present but cannot be compiled configure: WARNING: x86intrin.h: check for missing prerequisite headers? configure: WARNING: x86intrin.h: see the Autoconf documentation configure: WARNING: x86intrin.h: section "Present But Cannot Be Compiled" configure: WARNING: x86intrin.h: proceeding with the compiler's result checking for x86intrin.h... no ``` --- configure.ac | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) (limited to 'configure.ac') diff --git a/configure.ac b/configure.ac index c2b1a078a0..6c6d73f11f 100644 --- a/configure.ac +++ b/configure.ac @@ -1204,7 +1204,9 @@ AC_CHECK_HEADERS(syscall.h) AC_CHECK_HEADERS(time.h) AC_CHECK_HEADERS(ucontext.h) AC_CHECK_HEADERS(utime.h) -AC_CHECK_HEADERS(x86intrin.h) +AS_CASE("$target_cpu", [x64|x86_64|i[3-6]86*], [ + AC_CHECK_HEADERS(x86intrin.h) +]) AC_ARG_WITH([gmp], [AS_HELP_STRING([--without-gmp], -- cgit v1.2.3