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-rw-r--r--winsup/cygwin/Makefile.in4
-rw-r--r--winsup/cygwin/crt0.c2
-rw-r--r--winsup/cygwin/init.cc2
3 files changed, 6 insertions, 2 deletions
diff --git a/winsup/cygwin/Makefile.in b/winsup/cygwin/Makefile.in
index 10e6b1f81..98727c019 100644
--- a/winsup/cygwin/Makefile.in
+++ b/winsup/cygwin/Makefile.in
@@ -73,11 +73,11 @@ CRT0:=$(cygwin_build)/crt0.o
#
MT_SAFE:=@MT_SAFE@
CCEXTRA=
-COMMON_CFLAGS=-MMD ${$(*F)_CFLAGS} -Werror -fmerge-constants -ftracer $(CCEXTRA)
+COMMON_CFLAGS=-MMD ${$(*F)_CFLAGS} -Werror -fno-delete-null-pointer-checks -fmerge-constants -ftracer $(CCEXTRA)
ifeq ($(target_cpu),x86_64)
COMMON_CFLAGS+=-mcmodel=small
endif
-COMPILE.cc+=${COMMON_CFLAGS}
+COMPILE.cc+=${COMMON_CFLAGS} -std=gnu++98
COMPILE.c+=${COMMON_CFLAGS}
AR:=@AR@
diff --git a/winsup/cygwin/crt0.c b/winsup/cygwin/crt0.c
index f0103b4ca..271f5b911 100644
--- a/winsup/cygwin/crt0.c
+++ b/winsup/cygwin/crt0.c
@@ -20,7 +20,9 @@ void
mainCRTStartup ()
{
#ifdef __i386__
+#pragma GCC diagnostic ignored "-Wframe-address"
(void)__builtin_return_address(1);
+#pragma GCC diagnostic pop
asm volatile ("andl $-16,%%esp" ::: "%esp");
#endif
diff --git a/winsup/cygwin/init.cc b/winsup/cygwin/init.cc
index 5b84b1cc0..2d4299e5b 100644
--- a/winsup/cygwin/init.cc
+++ b/winsup/cygwin/init.cc
@@ -23,7 +23,9 @@ static void WINAPI
threadfunc_fe (VOID *arg)
{
#ifndef __x86_64__
+#pragma GCC diagnostic ignored "-Wframe-address"
(void)__builtin_return_address(1);
+#pragma GCC diagnostic pop
asm volatile ("andl $-16,%%esp" ::: "%esp");
#endif
_cygtls::call ((DWORD (*) (void *, void *)) TlsGetValue (_my_oldfunc), arg);