Do not use -fformat-extensions with non-base versions of gcc

Ports versions of gcc do not have -fformat-extensions support.

This unbreaks compiling the kernel/modules with non-base gcc (4.8,
5.0, etc) if MK_FORMAT_EXTENSIONS=yes (the default).

Approved by: re (gjb)
Differential Revision: https://reviews.freebsd.org/D7150
Reviewed by: bdrewery
Sponsored by: EMC / Isilon Storage Division
This commit is contained in:
ngie 2016-07-07 22:44:23 +00:00
parent 10701d40cc
commit d57552ab74

View File

@ -62,7 +62,7 @@ CWARNEXTRA?= -Wno-uninitialized
FORMAT_EXTENSIONS= -Wno-format
.elif ${COMPILER_TYPE} == "clang" && ${COMPILER_VERSION} >= 30600
FORMAT_EXTENSIONS= -D__printf__=__freebsd_kprintf__
.else
.elif ${COMPILER_TYPE} == "gcc" && ${COMPILER_VERSION} == 40201
FORMAT_EXTENSIONS= -fformat-extensions
.endif