diff options
Diffstat (limited to 'configure.ac')
-rw-r--r-- | configure.ac | 28 |
1 files changed, 0 insertions, 28 deletions
diff --git a/configure.ac b/configure.ac index 01e2e0860a..3be015868a 100644 --- a/configure.ac +++ b/configure.ac @@ -1641,34 +1641,6 @@ AS_IF([test $rb_cv_stack_end_address != no], [ AC_DEFINE_UNQUOTED(STACK_END_ADDRESS, $rb_cv_stack_end_address) ]) -# posix_memalign(memptr, alignment, size) implemented for OpenBSD 4.8 doesn't work if alignment > MALLOC_PAGESIZE. -# [ruby-core:42158] https://bugs.ruby-lang.org/issues/5901 -# OpenBSD 5.2 fixed the problem. (src/lib/libc/stdlib/malloc.c:1.142) -# MirOS #10semel has the problem but fixed in the repository. (src/lib/libc/stdlib/malloc.c:1.9) -AS_CASE(["$target_os"], -[openbsd*|mirbsd*], [ - AC_CACHE_CHECK(for heap align log on openbsd, rb_cv_page_size_log, - [rb_cv_page_size_log=no - for page_log in 12 13; do - AC_TRY_RUN([ -#include <math.h> -#include <unistd.h> - -int -main() { - if ((int)log2((double)sysconf(_SC_PAGESIZE)) != $page_log) return 1; - return 0; -} - ], - rb_cv_page_size_log="$page_log"; break) - done]) - AS_IF([test $rb_cv_page_size_log != no], [ - AC_DEFINE_UNQUOTED(HEAP_ALIGN_LOG, $rb_cv_page_size_log) - ], [ - AC_DEFINE_UNQUOTED(HEAP_ALIGN_LOG, 12) - ]) -]) - dnl Checks for library functions. AC_TYPE_GETGROUPS AC_TYPE_SIGNAL |