[Buildroot] [git commit branch/2017.02.x] package/faketime: fix build with gcc >= 6
From: Peter Korsgaard <peter@korsgaard.com>
Date: 2017-05-17 20:35:31
Subsystem:
the rest · Maintainer:
Linus Torvalds
commit: https://git.buildroot.net/buildroot/commit/?id=8f0c43a9a640309cbdeb01b0a8d1e7adfca5d730 branch: https://git.buildroot.net/buildroot/commit/?id=refs/heads/2017.02.x Upstream added -Wno-nonnull-compare to disable this error [1]. Fixes: libfaketime.c:513:7: error??: nonnull argument ????buf???? compared to NULL [-Werror=nonnull-compare] if (buf != NULL) ^ [1] https://github.com/wolfcw/libfaketime/commit/47e958b753fc15098a2b7d0e9ef26b83ee255874 [Peter: add upstream git commit id to patch] Signed-off-by: Romain Naour <redacted> Signed-off-by: Peter Korsgaard <peter@korsgaard.com> (cherry picked from commit 2a1401fa923e65de2efd78bbb4e66f73291a3fe2) Signed-off-by: Peter Korsgaard <peter@korsgaard.com> --- ...isable-the-non-null-compare-warning-error.patch | 32 ++++++++++++++++++++++ 1 file changed, 32 insertions(+)
diff --git a/package/faketime/0001-Disable-the-non-null-compare-warning-error.patch b/package/faketime/0001-Disable-the-non-null-compare-warning-error.patch
new file mode 100644
index 0000000..f8c7484
--- /dev/null
+++ b/package/faketime/0001-Disable-the-non-null-compare-warning-error.patch@@ -0,0 +1,32 @@ +From e85a157b51b1276c91c736d8624d9f3e876e9189 Mon Sep 17 00:00:00 2001 +From: Andreas Rammhold <andreas@rammhold.de> +Date: Tue, 20 Dec 2016 19:25:32 +0100 +Subject: [PATCH] Disable the non-null compare warning/error. + +We rely on the provided local library definitions for the hooked +functions which in some cases (GCC >6) carry a non-null-attribute flag +which causes compile errors on `!= NULL` checks. + +[Romain: rebase on 0.9.6] +(cherry picked from commit 47e958b753fc15098a2b7d0e9ef26b83ee255874) +Signed-off-by: Romain Naour <romain.naour@gmail.com> +--- + src/Makefile | 2 +- + 1 file changed, 1 insertion(+), 1 deletion(-) + +diff --git a/src/Makefile b/src/Makefile +index 51634b0..bbbd476 100644 +--- a/src/Makefile ++++ b/src/Makefile +@@ -67,7 +67,7 @@ INSTALL ?= install + PREFIX ?= /usr/local + LIBDIRNAME ?= /lib/faketime + +-CFLAGS += -std=gnu99 -Wall -Wextra -Werror -DFAKE_STAT -DFAKE_SLEEP -DFAKE_TIMERS -DFAKE_INTERNAL_CALLS -fPIC -DPREFIX='"'$(PREFIX)'"' -DLIBDIRNAME='"'$(LIBDIRNAME)'"' ++CFLAGS += -std=gnu99 -Wall -Wextra -Werror -Wno-nonnull-compare -DFAKE_STAT -DFAKE_SLEEP -DFAKE_TIMERS -DFAKE_INTERNAL_CALLS -fPIC -DPREFIX='"'$(PREFIX)'"' -DLIBDIRNAME='"'$(LIBDIRNAME)'"' + LIB_LDFLAGS += -shared + LDFLAGS += -Wl,--version-script=libfaketime.map -lpthread + LDADD += -ldl -lm -lrt +-- +2.9.3 +