1 files changed, 0 insertions, 9 deletions

diff --git a/configure.ac b/configure.ac
index 9dacccb2d..099ecdaa9 100644
--- a/configure.ac
+++ b/configure.ac
@@ -164,15 +164,6 @@ if test "$GCC" = "yes" || test "$GCC" = "egcs"; then
         OSSH_CHECK_CFLAG_COMPILE([-Wunused-result], [-Wno-unused-result])
         OSSH_CHECK_CFLAG_COMPILE([-fno-strict-aliasing])
     if test "x$use_toolchain_hardening" = "x1"; then
-        # Cygwin GCC 7.x allows thunking on the CLI, but produces non-working
-        # code.  Unfortunately you only notice this at link time.
-        case "$host" in
-        *-*-cygwin*) ;;
-        *)
-            OSSH_CHECK_CFLAG_COMPILE([-mfunction-return=thunk]) # gcc
-            OSSH_CHECK_CFLAG_COMPILE([-mindirect-branch=thunk]) # gcc
-            ;;
-        esac
         OSSH_CHECK_CFLAG_COMPILE([-mretpoline]) # clang
         OSSH_CHECK_LDFLAG_LINK([-Wl,-z,retpolineplt])
         OSSH_CHECK_CFLAG_COMPILE([-D_FORTIFY_SOURCE=2])