if test "${libgo_cv_lib_setcontext_clobbers_tls+set}" = set; then :
$as_echo_n "(cached) " >&6
else
- LIBS_hold="$LIBS"
+ CFLAGS_hold="$CFLAGS"
+CFLAGS="$PTHREAD_CFLAGS"
+LIBS_hold="$LIBS"
LIBS="$LIBS $PTHREAD_LIBS"
+# The cast to long int works around a bug in the HP C Compiler
+# version HP92453-01 B.11.11.23709.GP, which incorrectly rejects
+# declarations like `int a3[[(sizeof (unsigned char)) >= 0]];'.
+# This bug is HP SR number 8606223364.
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking size of void *" >&5
+$as_echo_n "checking size of void *... " >&6; }
+if test "${ac_cv_sizeof_void_p+set}" = set; then :
+ $as_echo_n "(cached) " >&6
+else
+ if ac_fn_c_compute_int "$LINENO" "(long int) (sizeof (void *))" "ac_cv_sizeof_void_p" "$ac_includes_default"; then :
+
+else
+ if test "$ac_cv_type_void_p" = yes; then
+ { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
+$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
+{ as_fn_set_status 77
+as_fn_error "cannot compute sizeof (void *)
+See \`config.log' for more details." "$LINENO" 5; }; }
+ else
+ ac_cv_sizeof_void_p=0
+ fi
+fi
+
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_sizeof_void_p" >&5
+$as_echo "$ac_cv_sizeof_void_p" >&6; }
+
+
+
+cat >>confdefs.h <<_ACEOF
+#define SIZEOF_VOID_P $ac_cv_sizeof_void_p
+_ACEOF
+
+
+as_fn_arith $ac_cv_sizeof_void_p \* 8 && ptr_type_size=$as_val
if test "$cross_compiling" = yes; then :
- case "$target" in
- x86_64*-*-solaris2.10) libgo_cv_lib_setcontext_clobbers_tls=yes ;;
- *) libgo_cv_lib_setcontext_clobbers_tls=no ;;
+ case "$target:$ptr_type_size" in
+ i?86-*-solaris2.1[01]:64 | x86_64*-*-solaris2.1[01]:64)
+ libgo_cv_lib_setcontext_clobbers_tls=yes ;;
+ *)
+ libgo_cv_lib_setcontext_clobbers_tls=no ;;
esac
else
conftest.$ac_objext conftest.beam conftest.$ac_ext
fi
+CFLAGS="$CFLAGS_hold"
LIBS="$LIBS_hold"
fi
dnl See whether setcontext changes the value of TLS variables.
AC_CACHE_CHECK([whether setcontext clobbers TLS variables],
[libgo_cv_lib_setcontext_clobbers_tls],
-[LIBS_hold="$LIBS"
+[CFLAGS_hold="$CFLAGS"
+CFLAGS="$PTHREAD_CFLAGS"
+LIBS_hold="$LIBS"
LIBS="$LIBS $PTHREAD_LIBS"
+AC_CHECK_SIZEOF([void *])
+AS_VAR_ARITH([ptr_type_size], [$ac_cv_sizeof_void_p \* 8])
AC_RUN_IFELSE(
[AC_LANG_SOURCE([
#include <pthread.h>
])],
[libgo_cv_lib_setcontext_clobbers_tls=no],
[libgo_cv_lib_setcontext_clobbers_tls=yes],
-[case "$target" in
- x86_64*-*-solaris2.10) libgo_cv_lib_setcontext_clobbers_tls=yes ;;
- *) libgo_cv_lib_setcontext_clobbers_tls=no ;;
+[case "$target:$ptr_type_size" in
+ i?86-*-solaris2.1[[01]]:64 | x86_64*-*-solaris2.1[[01]]:64)
+ libgo_cv_lib_setcontext_clobbers_tls=yes ;;
+ *)
+ libgo_cv_lib_setcontext_clobbers_tls=no ;;
esac
])
+CFLAGS="$CFLAGS_hold"
LIBS="$LIBS_hold"
])
if test "$libgo_cv_lib_setcontext_clobbers_tls" = "yes"; then