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mirror of https://github.com/rui314/mold.git synced 2024-11-15 14:36:25 +03:00
mold/test/start-stop-symbol.sh
2021-08-23 09:21:31 +00:00

35 lines
704 B
Bash
Executable File

#!/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
cat <<'EOF' | clang -c -o $t/a.o -xc -
__attribute__((section("foo")))
char data[] = "section foo";
EOF
ar rcs $t/b.a $t/a.o
cat <<EOF | clang -c -o $t/c.o -xc -
#include <stdio.h>
extern char data[];
extern char __start_foo[];
extern char __stop_foo[];
int main() {
printf("%.*s %s\n", (int)(__stop_foo - __start_foo), __start_foo, data);
}
EOF
clang -fuse-ld=$mold -o $t/exe $t/c.o $t/b.a
$t/exe | grep -q 'section foo section foo'
clang -fuse-ld=$mold -o $t/exe $t/c.o $t/b.a -Wl,-gc-sections
$t/exe | grep -q 'section foo section foo'
echo OK