修改内核路径

hc

2024-05-14 bedbef8ad3e75a304af6361af235302bcc61d06b

 kernel/tools/testing/selftests/x86/check_cc.sh
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@@ -1,13 +1,13 @@
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 #!/bin/sh
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+# SPDX-License-Identifier: GPL-2.0-only
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 # check_cc.sh - Helper to test userspace compilation support
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 # Copyright (c) 2015 Andrew Lutomirski
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-# GPL v2
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 CC="$1"
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 TESTPROG="$2"
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 shift 2
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-if "$CC" -o /dev/null "$TESTPROG" -O0 "$@" 2>/dev/null; then
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+if [ -n "$CC" ] && $CC -o /dev/null "$TESTPROG" -O0 "$@" 2>/dev/null; then
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     echo 1
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 else
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     echo 0