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fix broken bswap.m4

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it used to always define HAVE_BSWAP32 and HAVE_BSWAP16 even if the
builtin isn't supported. This broke with commit bfe5ff9
This commit is contained in:
Ozkan Sezer 2022-10-17 08:28:08 +03:00 committed by GitHub
parent 75ef7958df
commit 5a9ffda852
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 8 additions and 20 deletions
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28
m4/bswap.m4
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@ -39,16 +39,10 @@ AC_DEFUN([XIPH_C_BSWAP32],
[AC_CACHE_CHECK(for bswap32 intrinsic, [AC_CACHE_CHECK(for bswap32 intrinsic,
ac_cv_c_bswap32, ac_cv_c_bswap32,
# Initialize to no AC_LINK_IFELSE([AC_LANG_PROGRAM([], [[return __builtin_bswap32 (0) ;]])],[ac_cv_c_bswap32=yes],[ac_cv_c_bswap32=no])
ac_cv_c_bswap32=no if test $ac_cv_c_bswap32 = yes; then
HAVE_BSWAP32=0 AC_DEFINE_UNQUOTED(HAVE_BSWAP32, [1], [Compiler has the __builtin_bswap32 intrinsic])
fi
[AC_LINK_IFELSE([AC_LANG_PROGRAM([[]], [[return __builtin_bswap32 (0) ;]])],[ac_cv_c_bswap32=yes
HAVE_BSWAP32=1
],[])]
AC_DEFINE_UNQUOTED(HAVE_BSWAP32, ${HAVE_BSWAP32},
[Compiler has the __builtin_bswap32 intrinsic])
)] )]
)# XIPH_C_BSWAP32 )# XIPH_C_BSWAP32
@ -64,15 +58,9 @@ AC_DEFUN([XIPH_C_BSWAP16],
[AC_CACHE_CHECK(for bswap16 intrinsic, [AC_CACHE_CHECK(for bswap16 intrinsic,
ac_cv_c_bswap16, ac_cv_c_bswap16,
# Initialize to no AC_LINK_IFELSE([AC_LANG_PROGRAM([], [[return __builtin_bswap16 (0) ;]])],[ac_cv_c_bswap16=yes],[ac_cv_c_bswap16=no])
ac_cv_c_bswap16=no if test $ac_cv_c_bswap16 = yes; then
HAVE_BSWAP16=0 AC_DEFINE_UNQUOTED(HAVE_BSWAP16, [1], [Compiler has the __builtin_bswap16 intrinsic])
fi
[AC_LINK_IFELSE([AC_LANG_PROGRAM([[]], [[return __builtin_bswap16 (0) ;]])],[ac_cv_c_bswap16=yes
HAVE_BSWAP16=1
],[])]
AC_DEFINE_UNQUOTED(HAVE_BSWAP16, ${HAVE_BSWAP16},
[Compiler has the __builtin_bswap16 intrinsic])
)] )]
)# XIPH_C_BSWAP16 )# XIPH_C_BSWAP16