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-rw-r--r--configure.ac5
1 files changed, 5 insertions, 0 deletions
diff --git a/configure.ac b/configure.ac
index 11df27220e..13ea660198 100644
--- a/configure.ac
+++ b/configure.ac
@@ -314,6 +314,11 @@ if test "x$CXXFLAGS_overridden" = "xno"; then
AX_CHECK_COMPILE_FLAG([-Wimplicit-fallthrough],[NOWARN_CXXFLAGS="$NOWARN_CXXFLAGS -Wno-implicit-fallthrough"],,[[$CXXFLAG_WERROR]])
fi
+enable_hwcrc32=no
+enable_sse41=no
+enable_avx2=no
+enable_shani=no
+
if test "x$use_asm" = "xyes"; then
# Check for optional instruction set support. Enabling these does _not_ imply that all code will