If -fstack-usage option is given to crosstools that do not support it, gcc displays a warning message but still exits with status 0. This means we can not rely on $(call cc-option,...) to detect if -fstack-usage option is supported or not. Signed-off-by: Masahiro Yamada <yamada.m@jp.panasonic.com>master
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#!/bin/sh |
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# Test for gcc '-fstack-usage' support |
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# Copyright (C) 2013, Masahiro Yamada <yamada.m@jp.panasonic.com> |
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# |
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# SPDX-License-Identifier: GPL-2.0+ |
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# |
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TMP="$$" |
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cat <<END | $@ -Werror -fstack-usage -x c - -c -o $TMP >/dev/null 2>&1 \ |
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&& echo "y" |
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int main(void) |
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{ |
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return 0; |
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} |
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END |
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rm -f $TMP $TMP.su |
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