Include stddef.h before including cxxabi.h

[oota-llvm.git] / autoconf / configure.ac

diff --git a/autoconf/configure.ac b/autoconf/configure.ac
index a198280f23d12494568b4828d36ed79b45512f0a..618cf8b4db634d1af62a924d1f9ab277bb079249 100644 (file)
--- a/autoconf/configure.ac
+++ b/autoconf/configure.ac
@@ -1592,8 +1592,12 @@ AC_HEADER_SYS_WAIT
 AC_HEADER_TIME
 
 AC_LANG_PUSH([C++])
-AC_CHECK_HEADERS([cxxabi.h])
+dnl size_t must be defined before including cxxabi.h on FreeBSD 10.0.
+AC_CHECK_HEADERS([cxxabi.h], [], [],
+[#include <stddef.h>
+])
 AC_LANG_POP([C++])
+
 AC_CHECK_HEADERS([dlfcn.h execinfo.h fcntl.h inttypes.h link.h])
 AC_CHECK_HEADERS([malloc.h setjmp.h signal.h stdint.h termios.h unistd.h])
 AC_CHECK_HEADERS([utime.h])