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configure.ac: Check x86intrin.h only when the target CPU is x86

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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
```
This commit is contained in:
Yusuke Endoh 2020-11-27 17:51:07 +09:00
parent f0e2ea2859
commit 5d8fe1267d
Notes: git 2020-11-27 19:53:46 +09:00
1 changed files with 3 additions and 1 deletions
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4
configure.ac
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@ -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],