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authorjperkin <jperkin@pkgsrc.org>2017-08-04 08:59:20 +0000
committerjperkin <jperkin@pkgsrc.org>2017-08-04 08:59:20 +0000
commitb01c6115083fe09ee82c9e1e19612727ade59556 (patch)
tree829f0814b867e59e5cd833e241e082a94c9a63fb /mk
parentf82764e2dc2c9391e0f72fef4075d69f8a8f43b5 (diff)
downloadpkgsrc-b01c6115083fe09ee82c9e1e19612727ade59556.tar.gz
Disable fortify on Linux when optimisation is not enabled, it is not
supported in that configuration and warnings are issued from the system headers.
Diffstat (limited to 'mk')
-rw-r--r--mk/platform/Linux.mk7
1 files changed, 5 insertions, 2 deletions
diff --git a/mk/platform/Linux.mk b/mk/platform/Linux.mk
index fda5b298fb8..594c750b438 100644
--- a/mk/platform/Linux.mk
+++ b/mk/platform/Linux.mk
@@ -1,4 +1,4 @@
-# $NetBSD: Linux.mk,v 1.75 2017/06/09 17:21:53 khorben Exp $
+# $NetBSD: Linux.mk,v 1.76 2017/08/04 08:59:20 jperkin Exp $
#
# Variable definitions for the Linux operating system.
@@ -119,8 +119,11 @@ _OPSYS_CAN_CHECK_SHLIBS= yes # use readelf in check/bsd.check-vars.mk
_OPSYS_MAX_CMDLEN_CMD?= /usr/bin/getconf ARG_MAX
.endif
-# Register support for FORTIFY (with GCC)
+# Register support for FORTIFY (with GCC). Linux only supports FORTIFY
+# when optimisation is enabled, otherwise warnings are issued.
+.if !empty(CFLAGS:M-O*)
_OPSYS_SUPPORTS_FORTIFY=yes
+.endif
# Register support for RELRO on supported architectures (with GCC)
.if (${MACHINE_ARCH} == "i386") || \