default_pre_build &&
cd "${SOURCE_DIRECTORY}" &&

sedit "s:-O2:${CFLAGS}:;s:CFLAGS=-g:CFLAGS=:;/^LDFLAGS=-g/d;/^CONFIG_LTO=/d;/^CONFIG_M32=/d" Makefile &&

if spell_ok gcc && is_version_less $(installed_version gcc) 4.9; then
  cp -v "${SPELL_DIRECTORY}/stdatomic.h" . &&
  sed -i "s:<stdatomic\.h>:\"stdatomic\.h\":" quickjs.c quickjs-libc.c
fi