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arch/arm64: fix link RWX warning for NuttX arm64

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Summary
  when using new gcc verion like:
  GNU ld (Arm GNU Toolchain 12.2.Rel1 (Build arm-12.24)) 2.39.0.20221210)

  we will get link warning like:

  aarch64-none-elf-ld: warning: XXX/nuttx has a LOAD segment with RWX permissions

  The patch fix the warning through add link option --no-warn-rwx-segments

Signed-off-by: qinwei1 <qinwei1@xiaomi.com>
This commit is contained in:
qinwei1 2023-05-12 21:32:44 +08:00 committed by Xiang Xiao
parent 6683699c70
commit a42448feb4
1 changed files with 12 additions and 0 deletions
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12
arch/arm64/src/Toolchain.defs
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@ -162,6 +162,18 @@ ifeq ($(CONFIG_LTO_FULL),y)
endif
endif
# Workaround for GCC-12.2 linker warning
ifeq ($(CONFIG_ARCH_TOOLCHAIN_GNU),y)
ifeq ($(GCCVER),)
export GCCVER := $(shell $(CC) --version | grep gcc | sed -r "s/.* ([0-9]+\.[0-9]+).*/\1/")
endif
ifeq ($(GCCVER),12.2)
LDFLAGS += --no-warn-rwx-segments
endif
endif
# Add the builtin library
EXTRA_LIBS += $(wildcard $(shell $(CC) $(ARCHCPUFLAGS) --print-libgcc-file-name))