mirror of
https://github.com/rui314/mold.git
synced 2024-12-26 18:02:30 +03:00
d3d056d27a
In other words, a linker shouldn't pull out an object file from an archive to resolve an existing undefined or a common symbol with a common symbol. This is needed by Gentoo's app-arch/dump-0.4.47 package.
47 lines
794 B
Bash
Executable File
47 lines
794 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 -fcommon -xc -c -o $t/a.o -
|
|
#include <stdio.h>
|
|
|
|
int foo;
|
|
int bar;
|
|
__attribute__((weak)) int two();
|
|
|
|
int main() {
|
|
printf("%d %d %d\n", foo, bar, two ? two() : -1);
|
|
}
|
|
EOF
|
|
|
|
cat <<EOF | cc -fcommon -xc -c -o $t/b.o -
|
|
int foo = 5;
|
|
EOF
|
|
|
|
cat <<EOF | cc -fcommon -xc -c -o $t/c.o -
|
|
int bar;
|
|
int two() { return 2; }
|
|
EOF
|
|
|
|
rm -f $t/d.a
|
|
ar rcs $t/d.a $t/b.o $t/c.o
|
|
|
|
clang -fuse-ld=`pwd`/../mold -o $t/exe $t/a.o $t/d.a
|
|
$t/exe | grep -q '5 0 -1'
|
|
|
|
cat <<EOF | cc -fcommon -xc -c -o $t/e.o -
|
|
int bar = 0;
|
|
int two() { return 2; }
|
|
EOF
|
|
|
|
rm -f $t/e.a
|
|
ar rcs $t/e.a $t/b.o $t/e.o
|
|
|
|
clang -fuse-ld=`pwd`/../mold -o $t/exe $t/a.o $t/e.a
|
|
$t/exe | grep -q '5 0 2'
|
|
|
|
echo OK
|