From eccd58567d91e6df6d49c4e1a65e5ef9c8869a36 Mon Sep 17 00:00:00 2001 From: Cory Fields Date: Wed, 6 Aug 2014 17:02:01 -0400 Subject: [PATCH] build: silence mingw fpic warning spew --- configure.ac | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/configure.ac b/configure.ac index c0ade515ec..0b2a429e02 100644 --- a/configure.ac +++ b/configure.ac @@ -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