45 lines
1.8 KiB
Diff
45 lines
1.8 KiB
Diff
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From 5f26eaf8d7be760fafe11ef4a6e0f907e7e8c3f0 Mon Sep 17 00:00:00 2001
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From: Fabrice Fontaine <fontaine.fabrice@gmail.com>
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Date: Mon, 10 Jan 2022 23:17:45 +0100
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Subject: [PATCH] Makefile: add DISABLE_WERROR
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Allow the user to disable -Werror to avoid the following build failure
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with gcc 4.8 raised since version 0.6.0 and
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https://github.com/intel/tinycbor/commit/e2a4ed135c4d9101c4df83f2dd033cd249b6ef07:
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/home/buildroot/autobuild/instance-1/output-1/host/bin/arm-none-linux-gnueabi-gcc -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -I./src -std=gnu99 -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -g0 -D_FORTIFY_SOURCE=1 -Werror=incompatible-pointer-types -Werror=implicit-function-declaration -Werror=int-conversion -fPIC -c -o src/cborerrorstrings.pic.o src/cborerrorstrings.c
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cc1: error: -Werror=incompatible-pointer-types: no option -Wincompatible-pointer-types
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cc1: error: -Werror=int-conversion: no option -Wint-conversion
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Fixes:
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- http://autobuild.buildroot.org/results/a9f/a9fe64c42bb96f9e7b4af3050464f6570c1c00fa
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Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
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[Retrieved from:
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https://github.com/intel/tinycbor/commit/5f26eaf8d7be760fafe11ef4a6e0f907e7e8c3f0]
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---
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Makefile | 7 ++++++-
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1 file changed, 6 insertions(+), 1 deletion(-)
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diff --git a/Makefile b/Makefile
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index 6492ea16..3cde2b3d 100644
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--- a/Makefile
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+++ b/Makefile
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@@ -236,10 +236,15 @@ tag: distcheck
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.SECONDARY:
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cflags := $(CPPFLAGS) -I$(SRCDIR)src
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-cflags += -std=gnu99 $(CFLAGS) \
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+cflags += -std=gnu99 $(CFLAGS)
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+
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+ifneq ($(DISABLE_WERROR),1)
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+cflags += \
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-Werror=incompatible-pointer-types \
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-Werror=implicit-function-declaration \
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-Werror=int-conversion
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+endif
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+
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%.o: %.c
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@test -d $(@D) || $(MKDIR) $(@D)
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$(CC) $(cflags) $($(basename $(notdir $@))_CCFLAGS) -c -o $@ $<
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