#!/bin/sh

DWARF2_SUPPORT=no
COMPILER=$1
VERBOSE=$2

touch dwarf2.c

if "$COMPILER" -c dwarf2.c -Werror -gdwarf-2 2>/dev/null 1>&2; then
    if "$COMPILER" -c dwarf2.c -Werror -gdwarf-2  2>&1 | grep "unsupported" >/dev/null ; then
        true
    else
        DWARF2_SUPPORT=yes
    fi
fi
rm -f dwarf2.c dwarf2.o

# done
if [ "$DWARF2_SUPPORT" != "yes" ]; then
    [ "$VERBOSE" = "yes" ] && echo "DWARF2 debug symbols disabled."
    exit 0
else
    [ "$VERBOSE" = "yes" ] && echo "DWARF2 debug symbols enabled."
    exit 1
fi