#!/bin/bash
set -e
cd $(dirname $0)
mold=`pwd`/../mold
echo -n "Testing $(basename -s .sh $0) ... "
t=$(pwd)/tmp/$(basename -s .sh $0)
mkdir -p $t

echo '.globl main; main:' | cc -o $t/a.o -c -x assembler -

clang -fuse-ld=$mold -o $t/exe $t/a.o

readelf --dynamic $t/exe > $t/log
grep -Pq 'Shared library:.*\blibc.so\b' $t/log

readelf -W --symbols --use-dynamic $t/exe > $t/log2
grep -Pq 'FUNC\s+GLOBAL\s+DEFAULT\s+UND\s+__libc_start_main' $t/log2

cat <<EOF | clang -c -fPIC -o $t/b.o -xc -
#include <stdio.h>

int main() {
  printf("Hello world\n");
}
EOF

clang -fuse-ld=$mold -o $t/exe -pie $t/b.o
count=$(readelf --relocs $t/exe | grep R_X86_64_RELATIVE | wc -l)
readelf -W --dynamic $t/exe | grep -q "RELACOUNT.*\b$count\b"

echo OK