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mold/test/elf/warn-once.sh
Rui Ueyama bb5a596bc5 Set LC_ALL=C to get consistent output from shell comands
We unset `LANG`, but it looks like `LC_ALL` takes precedence over `LANG`,
so we should set `LC_ALL` to `C`.

Reported at https://github.com/rui314/mold/pull/385
2022-03-09 09:03:22 +09:00

29 lines
555 B
Bash
Executable File

#!/bin/bash
export LC_ALL=C
set -e
CC="${CC:-cc}"
CXX="${CXX:-c++}"
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 -c -fPIC -xc -o $t/a.o -
extern int foo;
int x() { return foo; }
EOF
cat <<EOF | $CC -c -fPIC -xc -o $t/b.o -
extern int foo;
int y() { return foo; }
int main() {}
EOF
$CC -B. -o $t/exe $t/a.o $t/b.o -Wl,--warn-unresolved-symbols,--warn-once >& $t/log
[ "$(grep 'undefined symbol:.* foo$' $t/log | wc -l)" = 1 ]
echo OK