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authorPieter Wuille <pieter.wuille@gmail.com>2017-07-18 01:06:11 -0700
committerPieter Wuille <pieter.wuille@gmail.com>2017-07-20 09:03:53 -0700
commit6b8d872e5e2dd68a5229ec55f5261dae34ff9bdb (patch)
tree3ac15ca0584417ab467071a4c28132630093a922 /configure.ac
parentfa9be909c945c3689591590ac19504aa53154c2f (diff)
downloadbitcoin-6b8d872e5e2dd68a5229ec55f5261dae34ff9bdb.tar.xz
Protect SSE4 code behind a compile-time flag
Diffstat (limited to 'configure.ac')
-rw-r--r--configure.ac11
1 files changed, 11 insertions, 0 deletions
diff --git a/configure.ac b/configure.ac
index 835dcdbf57..aea5d7160c 100644
--- a/configure.ac
+++ b/configure.ac
@@ -177,6 +177,16 @@ AC_ARG_ENABLE([glibc-back-compat],
[use_glibc_compat=$enableval],
[use_glibc_compat=no])
+AC_ARG_ENABLE([experimental-asm],
+ [AS_HELP_STRING([--enable-experimental-asm],
+ [Enable experimental assembly routines (default is no)])],
+ [experimental_asm=$enableval],
+ [experimental_asm=no])
+
+if test "x$experimental_asm" = xyes; then
+ AC_DEFINE(EXPERIMENTAL_ASM, 1, [Define this symbol to build in experimental assembly routines])
+fi
+
AC_ARG_WITH([system-univalue],
[AS_HELP_STRING([--with-system-univalue],
[Build with system UniValue (default is no)])],
@@ -1162,6 +1172,7 @@ AM_CONDITIONAL([USE_LCOV],[test x$use_lcov = xyes])
AM_CONDITIONAL([GLIBC_BACK_COMPAT],[test x$use_glibc_compat = xyes])
AM_CONDITIONAL([HARDEN],[test x$use_hardening = xyes])
AM_CONDITIONAL([ENABLE_HWCRC32],[test x$enable_hwcrc32 = xyes])
+AM_CONDITIONAL([EXPERIMENTAL_ASM],[test x$experimental_asm = xyes])
AC_DEFINE(CLIENT_VERSION_MAJOR, _CLIENT_VERSION_MAJOR, [Major version])
AC_DEFINE(CLIENT_VERSION_MINOR, _CLIENT_VERSION_MINOR, [Minor version])