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_xgetbv() can be defined as a macro, so try an actual compilation

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This commit is contained in:
Frank Denis 2017-02-28 18:20:24 +01:00
parent e5a196a8ee
commit 1c2ce89326
1 changed files with 8 additions and 1 deletions
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9
configure.ac
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@ -455,6 +455,13 @@ AC_SUBST(CFLAGS_PCLMUL)
AC_CHECK_HEADERS([sys/mman.h intrin.h])
AC_MSG_CHECKING([if _xgetbv() is available])
AC_COMPILE_IFELSE(
[AC_LANG_PROGRAM([[ #include <intrin.h> ]], [[ (void) _xgetbv(0) ]])],
[AC_MSG_RESULT(yes)
AC_DEFINE([HAVE__XGETBV], [1], [_xgetbv() is available])],
[AC_MSG_RESULT(no)])
dnl Checks for typedefs, structures, and compiler characteristics.
AC_C_INLINE
@ -675,7 +682,7 @@ AS_IF([test "x$EMSCRIPTEN" = "x"],[
AC_CHECK_FUNCS([arc4random arc4random_buf])
AC_CHECK_FUNCS([mmap mlock madvise mprotect explicit_bzero nanosleep])
])
AC_CHECK_FUNCS([posix_memalign getpid _xgetbv])
AC_CHECK_FUNCS([posix_memalign getpid])
AC_SUBST([LIBTOOL_EXTRA_FLAGS])