From b36100bb3077947361c858f891eb15a76013671e Mon Sep 17 00:00:00 2001 From: Khem Raj Date: Sat, 14 Oct 2017 08:48:58 -0700 Subject: mdadm: Fix build with gcc < 7 Do not rely on build host gcc for "implicit-fallthrough" support we need to check the CC for it Signed-off-by: Khem Raj Signed-off-by: Ross Burton --- ...heck-for-implicit-fallthrough-warning-sup.patch | 31 ++++++++++++++++++++++ meta/recipes-extended/mdadm/mdadm_4.0.bb | 1 + 2 files changed, 32 insertions(+) create mode 100644 meta/recipes-extended/mdadm/files/0001-Use-CC-to-check-for-implicit-fallthrough-warning-sup.patch (limited to 'meta/recipes-extended') diff --git a/meta/recipes-extended/mdadm/files/0001-Use-CC-to-check-for-implicit-fallthrough-warning-sup.patch b/meta/recipes-extended/mdadm/files/0001-Use-CC-to-check-for-implicit-fallthrough-warning-sup.patch new file mode 100644 index 0000000000..a4b7b8acd3 --- /dev/null +++ b/meta/recipes-extended/mdadm/files/0001-Use-CC-to-check-for-implicit-fallthrough-warning-sup.patch @@ -0,0 +1,31 @@ +From a129ee6d80f3b2cda0d827c35fa81a517cf6d505 Mon Sep 17 00:00:00 2001 +From: Khem Raj +Date: Fri, 13 Oct 2017 10:27:34 -0700 +Subject: [PATCH] Use CC to check for implicit-fallthrough warning support + +This warning it new in gcc7 and in cross compile case +its possible that build host gcc is version 7+ but the +cross compile used for compiling mdadm is < version 7 + +Signed-off-by: Khem Raj +--- +Upstream-Status: Pending + Makefile | 2 +- + 1 file changed, 1 insertion(+), 1 deletion(-) + +diff --git a/Makefile b/Makefile +index d207ee4..971f255 100644 +--- a/Makefile ++++ b/Makefile +@@ -48,7 +48,7 @@ ifdef WARN_UNUSED + CWFLAGS += -Wp,-D_FORTIFY_SOURCE=2 -O3 + endif + +-FALLTHROUGH := $(shell gcc -v --help 2>&1 | grep "implicit-fallthrough" | wc -l) ++FALLTHROUGH := $(shell ${CC} -v --help 2>&1 | grep "implicit-fallthrough" | wc -l) + ifneq "$(FALLTHROUGH)" "0" + CWFLAGS += -Wimplicit-fallthrough=0 + endif +-- +2.14.2 + diff --git a/meta/recipes-extended/mdadm/mdadm_4.0.bb b/meta/recipes-extended/mdadm/mdadm_4.0.bb index 506b0bc315..dc098f19b6 100644 --- a/meta/recipes-extended/mdadm/mdadm_4.0.bb +++ b/meta/recipes-extended/mdadm/mdadm_4.0.bb @@ -21,6 +21,7 @@ SRC_URI = "${KERNELORG_MIRROR}/linux/utils/raid/mdadm/${BPN}-${PV}.tar.xz \ file://0003-Replace-snprintf-with-strncpy-at-some-places-to-avoi.patch \ file://0004-mdadm-Forced-type-conversion-to-avoid-truncation.patch \ file://0005-Add-a-comment-to-indicate-valid-fallthrough.patch \ + file://0001-Use-CC-to-check-for-implicit-fallthrough-warning-sup.patch \ " SRC_URI[md5sum] = "2cb4feffea9167ba71b5f346a0c0a40d" SRC_URI[sha256sum] = "1d6ae7f24ced3a0fa7b5613b32f4a589bb4881e3946a5a2c3724056254ada3a9" -- cgit 1.2.3-korg