fix: enforce bcheck.o linking when -b option is used

    fixes a crash for the empry program (tcc -b empty.c)
    empty.c: int main() { return 0; }

1 files changed, 4 insertions, 1 deletions

diff --git a/tccelf.c b/tccelf.c
index 5f526df..e3c62b8 100644
--- a/tccelf.c
+++ b/tccelf.c
@@ -1564,7 +1564,10 @@ ST_FUNC void tcc_add_bcheck(TCCState *s1)
         pinit = section_ptr_add(init_section, 5);
         pinit[0] = 0xe8;
         put32(pinit + 1, -4);
-        sym_index = find_elf_sym(symtab_section, "__bound_init");
+	tcc_add_support(s1, "bcheck.o");
+	sym_index = find_elf_sym(symtab_section, "__bound_init");
+	if (!sym_index)
+	    tcc_error("__bound_init not defined");
         put_elf_reloc(symtab_section, init_section,
                       init_section->data_offset - 4, R_386_PC32, sym_index);
     }