Add autoconf check for little-endianness

[riscv-isa-sim.git] / configure.ac

diff --git a/configure.ac b/configure.ac
index 92289dedd2ad2728e6869a79a57f194d4fbc428c..dbf50c94cb5e52879c1cbb75d29e550f919cf589 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -52,6 +52,8 @@ AC_PROG_CXX
 AC_CHECK_TOOL([AR],[ar])
 AC_CHECK_TOOL([RANLIB],[ranlib])
 
+AC_C_BIGENDIAN(AC_MSG_ERROR([Spike requires a little-endian host]))
+
 #-------------------------------------------------------------------------
 # MCPPBS specific program checks
 #-------------------------------------------------------------------------