mirror of
https://github.com/rui314/mold.git
synced 2024-10-04 08:37:28 +03:00
38 lines
768 B
Bash
Executable File
38 lines
768 B
Bash
Executable File
#!/bin/bash
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export LANG=
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set -e
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CC="${CC:-cc}"
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CXX="${CXX:-c++}"
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testname=$(basename -s .sh "$0")
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echo -n "Testing $testname ... "
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cd "$(dirname "$0")"/../..
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mold="$(pwd)/mold"
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t=out/test/elf/$testname
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mkdir -p $t
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# Skip if libc is musl because musl does not support GNU FUNC
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echo 'int main() {}' | $CC -o $t/exe -xc -
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ldd $t/exe | grep -q ld-musl && { echo OK; exit; }
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cat <<EOF | $CC -c -fPIC -o $t/a.o -xc -
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#include <stdio.h>
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__attribute__((ifunc("resolve_foobar")))
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void foobar(void);
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void real_foobar(void) {
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printf("Hello world\n");
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}
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typedef void Func();
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Func *resolve_foobar(void) {
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return real_foobar;
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}
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EOF
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$CC -B. -shared -o $t/b.so $t/a.o
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readelf --dyn-syms $t/b.so | grep -Pq '(IFUNC|<OS specific>: 10)\s+GLOBAL DEFAULT \d+ foobar'
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echo OK
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