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mold/test/elf/visibility.sh
Rui Ueyama ed1acd31c8 Do not use fgrep or egrep
fgrep and egrep are deprecated.

Fixes https://github.com/rui314/mold/issues/705
2022-09-12 16:22:55 +08:00

37 lines
741 B
Bash
Executable File

#!/bin/bash
export LC_ALL=C
set -e
CC="${TEST_CC:-cc}"
CXX="${TEST_CXX:-c++}"
GCC="${TEST_GCC:-gcc}"
GXX="${TEST_GXX:-g++}"
OBJDUMP="${OBJDUMP:-objdump}"
MACHINE="${MACHINE:-$(uname -m)}"
testname=$(basename "$0" .sh)
echo -n "Testing $testname ... "
t=out/test/elf/$MACHINE/$testname
mkdir -p $t
cat <<EOF | $CC -xc -c -o $t/a.o -
__attribute__((visibility("hidden"))) int foo = 3;
EOF
cat <<EOF | $CC -xc -c -o $t/b.o -
__attribute__((visibility("hidden"))) int foo = 3;
int bar = 5;
EOF
rm -f $t/c.a
ar crs $t/c.a $t/a.o $t/b.o
cat <<EOF | $CC -xc -fPIC -c -o $t/d.o -
extern int bar;
int main() { return bar; }
EOF
$CC -B. -shared -o $t/e.so $t/c.a $t/d.o
readelf --dyn-syms $t/e.so > $t/log
! grep -Fq foo $t/log || false
echo OK