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mirror of https://github.com/rui314/mold.git synced 2024-10-04 16:48:04 +03:00
mold/test/elf/as-needed2.sh
Rui Ueyama e6d4154688 [ELF] Generalize tests
With this change, you can now cross compile test cases and run
them on qemu-user. Here is an example to run our test suits in
an emulated ARM32 environment.

$ CC=arm-linux-gnueabihf-gcc \
  CXX=arm-linux-gnueabihf-g++ \
  GCC=arm-linux-gnueabihf-gcc \
  GXX=arm-linux-gnueabihf-g++ \
  OBJDUMP=arm-linux-gnueabihf-objdump \
  MACHINE=arm \
  QEMU='qemu-arm -L /usr/arm-linux-gnueabihf' \
  make -j16 test
2022-04-02 16:53:41 +08:00

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#!/bin/bash
export LC_ALL=C
set -e
CC="${CC:-cc}"
CXX="${CXX:-c++}"
GCC="${GCC:-gcc}"
GXX="${GXX:-g++}"
OBJDUMP="${OBJDUMP:-objdump}"
MACHINE="${MACHINE:-$(uname -m)}"
testname=$(basename "$0" .sh)
echo -n "Testing $testname ... "
cd "$(dirname "$0")"/../..
mold="$(pwd)/mold"
t=out/test/elf/$testname
mkdir -p $t
cat <<EOF | $CC -shared -fPIC -o $t/a.so -xc -
int foo() { return 3; }
EOF
cat <<EOF | $CC -shared -fPIC -o $t/b.so -xc -
int bar() { return 3; }
EOF
cat <<EOF | $CC -shared -fPIC -o $t/c.so -xc -
int foo();
int baz() { return foo(); }
EOF
cat <<EOF | $CC -c -o $t/d.o -xc -
#include <stdio.h>
int baz();
int main() {
printf("%d\n", baz());
}
EOF
$CC -B. -o $t/exe $t/d.o -Wl,--as-needed \
$t/c.so $t/b.so $t/a.so
readelf --dynamic $t/exe > $t/log
grep -q /a.so $t/log
grep -q /c.so $t/log
! grep -q /b.so $t/log || false
echo OK