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Fix one more edge case

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Rocknest 2020-01-30 10:00:28 +02:00
parent 94f29ae117
commit a5f18c2b2a
1 changed files with 1 additions and 0 deletions
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lib/std/debug.zig
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@ -131,6 +131,7 @@ pub fn dumpStackTraceFromBase(bp: usize, ip: usize) void {
const tty_config = detectTTYConfig();
printSourceAtAddress(debug_info, stderr, ip, tty_config) catch return;
const first_return_address = @intToPtr(*const usize, bp + @sizeOf(usize)).*;
if (first_return_address == 0) return; // The whole call stack may be optimized out
printSourceAtAddress(debug_info, stderr, first_return_address - 1, tty_config) catch return;
var it = StackIterator{
.first_addr = null,