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mold/test/copyrel-relro.sh

31 lines
678 B
Bash
Executable File

#!/bin/bash
set -e
cd $(dirname $0)
echo -n "Testing $(basename -s .sh $0) ... "
t=$(pwd)/tmp/$(basename -s .sh $0)
mkdir -p $t
cat <<EOF | cc -o $t/a.o -c -xc -fno-PIE -
extern const char readonly[100];
extern char readwrite[100];
int main() {
return readonly[0] + readwrite[0];
}
EOF
cat <<EOF | cc -shared -o $t/b.so -xc -
const char readonly[100] = "abc";
char readwrite[100] = "abc";
EOF
clang -fuse-ld=`pwd`/../mold $t/a.o $t/b.so -o $t/exe
readelf -a $t/exe > $t/log
fgrep -q '[20] .dynbss.rel.ro' $t/log
fgrep -q '[23] .dynbss' $t/log
fgrep -q '100 OBJECT GLOBAL DEFAULT 20 readonly' $t/log
fgrep -q '100 OBJECT GLOBAL DEFAULT 23 readwrite' $t/log
echo OK