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44 lines
1.4 KiB
Diff
44 lines
1.4 KiB
Diff
Patch-Source: https://github.com/crust-firmware/crust/commit/ade7ad311170b8a818741944d97489c887cd673f
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needed with new binutils (2.39+)
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--
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From ade7ad311170b8a818741944d97489c887cd673f Mon Sep 17 00:00:00 2001
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From: Nathan Rennie-Waldock <nathan.renniewaldock@gmail.com>
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Date: Sun, 15 Jan 2023 10:16:08 +0000
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Subject: [PATCH] Makefile: Fix build with binutils 2.39 and newer
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Conditionally pass --no-warn-rwx-segments to ld to silence an irrelevant
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warning about segment permissions.
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Fixes #207
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Signed-off-by: Nathan Rennie-Waldock <nathan.renniewaldock@gmail.com>
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[Samuel: simplifications; expanded commit message]
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Signed-off-by: Samuel Holland <samuel@sholland.org>
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---
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Makefile | 6 +++++-
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1 file changed, 5 insertions(+), 1 deletion(-)
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diff --git a/Makefile b/Makefile
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index 2f6b707a..ae559947 100644
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--- a/Makefile
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+++ b/Makefile
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@@ -16,6 +16,7 @@ HOSTCC = $(HOST_COMPILE)gcc
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AR = $(CROSS_COMPILE)gcc-ar
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CC = $(CROSS_COMPILE)gcc
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+LD = $(shell $(CC) -print-prog-name=ld)
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OBJCOPY = $(CROSS_COMPILE)objcopy
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LEX = lex
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@@ -83,7 +84,10 @@ LDFLAGS = -nostdlib \
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-Wl,--fatal-warnings \
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-Wl,--gc-sections \
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-Wl,--no-dynamic-linker \
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- -Wl,--no-undefined
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+ -Wl,--no-undefined \
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+ $(call ld-option,--no-warn-rwx-segments)
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+
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+ld-option = $(shell $(LD) -v $1 >/dev/null 2>&1 && printf '%s' '-Wl,$1')
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###############################################################################
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