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21 lines
548 B
Bash
Executable File
21 lines
548 B
Bash
Executable File
#!/bin/bash
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. $(dirname $0)/common.inc
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cat <<EOF | $CC -fPIC -c -o $t/a.o -xc -
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extern int foo;
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EOF
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cat <<EOF | $CC -fPIC -c -o $t/b.o -fcommon -xc -
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__attribute__((visibility("protected"))) int foo;
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EOF
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$CC -B. -shared -o $t/c.so $t/a.o $t/b.o -Wl,-strip-all
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readelf --symbols $t/c.so | grep -Eq 'PROTECTED\b.*\bfoo\b'
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cat <<EOF | $CC -fPIC -c -o $t/d.o -fno-common -xc -
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__attribute__((visibility("protected"))) int foo;
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EOF
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$CC -B. -shared -o $t/e.so $t/a.o $t/d.o -Wl,-strip-all
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readelf --symbols $t/e.so | grep -Eq 'PROTECTED\b.*\bfoo\b'
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