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-rw-r--r--configure.ac9
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])