build: silence mingw fpic warning spew

This commit is contained in:
Cory Fields 2014-08-06 17:02:01 -04:00
parent a98356fee8
commit eccd58567d

View file

@ -345,7 +345,6 @@ fi
if test x$use_hardening != xno; then
AX_CHECK_COMPILE_FLAG([-Wstack-protector],[HARDENED_CXXFLAGS="$HARDENED_CXXFLAGS -Wstack-protector"])
AX_CHECK_COMPILE_FLAG([-fstack-protector-all],[HARDENED_CXXFLAGS="$HARDENED_CXXFLAGS -fstack-protector-all"])
AX_CHECK_COMPILE_FLAG([-fPIE],[HARDENED_CXXFLAGS="$HARDENED_CXXFLAGS -fPIE"])
AX_CHECK_PREPROC_FLAG([-D_FORTIFY_SOURCE=2],[
AX_CHECK_PREPROC_FLAG([-U_FORTIFY_SOURCE],[
@ -360,7 +359,8 @@ if test x$use_hardening != xno; then
AX_CHECK_LINK_FLAG([[-Wl,-z,now]], [HARDENED_LDFLAGS="$HARDENED_LDFLAGS -Wl,-z,now"])
if test x$TARGET_OS != xwindows; then
# -pie will link successfully with MinGW, but it's unsupported and leads to undeterministic binaries
# All windows code is PIC, forcing it on just adds useless compile warnings
AX_CHECK_COMPILE_FLAG([-fPIE],[HARDENED_CXXFLAGS="$HARDENED_CXXFLAGS -fPIE"])
AX_CHECK_LINK_FLAG([[-pie]], [HARDENED_LDFLAGS="$HARDENED_LDFLAGS -pie"])
fi