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mold/test/elf/ifunc-export.sh
Rui Ueyama 44ae92c4ed Remove redundant "../../" from test script paths
So that it's easier to see the output of the test script running
with `bash -x` . This change was made using sed.
2021-12-30 11:11:27 +09:00

36 lines
771 B
Bash
Executable File

#!/bin/bash
export LANG=
set -e
testname=$(basename -s .sh "$0")
echo -n "Testing $testname ... "
cd "$(dirname "$0")"/../..
mold="$(pwd)/mold"
t="$(pwd)/out/test/elf/$testname"
mkdir -p "$t"
# Skip if libc is musl because musl does not support GNU FUNC
echo 'int main() {}' | cc -o "$t"/exe -xc -
ldd "$t"/exe | grep -q ld-musl && { echo OK; exit; }
cat <<EOF | cc -c -fPIC -o "$t"/a.o -xc -
#include <stdio.h>
__attribute__((ifunc("resolve_foobar")))
void foobar(void);
void real_foobar(void) {
printf("Hello world\n");
}
typedef void Func();
Func *resolve_foobar(void) {
return real_foobar;
}
EOF
clang -fuse-ld="$mold" -shared -o "$t"/b.so "$t"/a.o
readelf --dyn-syms "$t"/b.so | grep -Pq '(IFUNC|<OS specific>: 10)\s+GLOBAL DEFAULT \d+ foobar'
echo OK