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# SPDX-License-Identifier: GPL-2.0-or-later
CFLAGS += -Wall -O2 -g $(KHDR_INCLUDES)
TEST_GEN_PROGS := fchmodat2_test
include ../lib.mk
# gcc requires -static-libasan in order to ensure that Address Sanitizer's
# library is the first one loaded. However, clang already statically links the
# Address Sanitizer if -fsanitize is specified. Therefore, simply omit
# -static-libasan for clang builds.
SANITIZER_CFLAGS := -fsanitize=address -fsanitize=undefined
ifeq ($(LLVM),)
SANITIZER_CFLAGS += -static-libasan
endif
# Build without the sanitizers when the toolchain cannot link them.
ifeq ($(shell echo 'int main(void) { return 0; }' | $(CC) $(CFLAGS) \
$(SANITIZER_CFLAGS) $(LDFLAGS) -x c - -o /dev/null >/dev/null 2>&1 && \
echo y),y)
CFLAGS += $(SANITIZER_CFLAGS)
endif
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