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Add MODE=optlinux build mode (#141)

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This commit is contained in:
Justine Tunney 2021-10-14 19:36:49 -07:00
parent 226aaf3547
commit 67b5200a0b
111 changed files with 934 additions and 854 deletions
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6
libc/log/oncrash.c
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@ -99,7 +99,11 @@ relegated static const char *TinyStrSignal(int sig) {
relegated static void ShowFunctionCalls(ucontext_t *ctx) {
struct StackFrame *bp;
struct StackFrame goodframe;
if (ctx->uc_mcontext.rip && ctx->uc_mcontext.rbp) {
if (!ctx->uc_mcontext.rip) {
__printf("%s is NULL can't show backtrace\n", "RIP");
} else if (!ctx->uc_mcontext.rbp) {
__printf("%s is NULL can't show backtrace\n", "RBP");
} else {
goodframe.next = (struct StackFrame *)ctx->uc_mcontext.rbp;
goodframe.addr = ctx->uc_mcontext.rip;
bp = &goodframe;