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Hacky update to stacktrace.

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This commit is contained in:
Christoffer Lerno
2023-11-20 14:10:12 +01:00
parent 31538d5955
commit 7c15cf2788
1 changed files with 4 additions and 1 deletions
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5
lib/std/os/posix/process.c3
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@@ -63,7 +63,10 @@ fn CInt backtrace(void** buffer, CInt size) @extern("backtrace") @weak
for (i = 0; i < size; i++)
{
uptr frame = (uptr)builtin::get_frameaddress(i + 1);
if (!frame || frame & 0x1) break;
// This is a hack. Unfortunately glibc won't set the
// frame address to 0, but it contains argc. Here we assume less than 512 arguments
// to the program and hope no frame is in the 0x00 - 0x1FF range.
if (frame < 0x200) break;
buffer[i] = builtin::get_returnaddress(i);
if (!buffer[i]) break;
}