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add debug safety for division

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See #149
This commit is contained in:
Andrew Kelley
2016-05-07 19:58:02 -07:00
parent 9d29674711
commit eb83111f02
7 changed files with 144 additions and 49 deletions
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14
src/link.cpp
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@@ -821,17 +821,23 @@ void codegen_link(CodeGen *g, const char *out_file) {
fprintf(stderr, "\n");
}
int return_code;
Buf ld_stderr = BUF_INIT;
Buf ld_stdout = BUF_INIT;
int err = os_exec_process(buf_ptr(g->linker_path), lj.args, &return_code, &ld_stderr, &ld_stdout);
Termination term;
int err = os_exec_process(buf_ptr(g->linker_path), lj.args, &term, &ld_stderr, &ld_stdout);
if (err) {
fprintf(stderr, "linker not found: '%s'\n", buf_ptr(g->linker_path));
exit(1);
}
if (return_code != 0) {
fprintf(stderr, "linker failed with return code %d\n", return_code);
if (term.how != TerminationIdClean || term.code != 0) {
if (term.how == TerminationIdClean) {
fprintf(stderr, "linker failed with return code %d\n", term.code);
} else if (term.how == TerminationIdSignaled) {
fprintf(stderr, "linker failed with signal %d\n", term.code);
} else {
fprintf(stderr, "linker failed\n");
}
fprintf(stderr, "%s ", buf_ptr(g->linker_path));
for (int i = 0; i < lj.args.length; i += 1) {
fprintf(stderr, "%s ", lj.args.at(i));