* src/pcf/pcfutil.c (BSWAP16): Limit clang support.

These ancient builtins have been supported by clang since 2013. We condition it somewhat stricter but still around 2017. This is more portable than `__has_builtin`. Fixes #1260.
1 year ago · fab53f7b1f
parent 4e61303a3b
commit fab53f7b1f
1 changed files with 1 additions and 1 deletions
--- a/src/pcf/pcfutil.c
+++ b/src/pcf/pcfutil.c
@ -57,7 +57,7 @@ in this Software without prior written authorization from The Open Group.
  }


-#if defined( __clang__ )                                            || \
+#if ( defined( __clang_major__ ) && __clang_major__ >= 5 )          || \
    ( defined( __GNUC__ )                                          &&  \
      ( __GNUC__ > 4 || ( __GNUC__ == 4 && __GNUC_MINOR__ >= 8 ) ) )