catchsegv.txt

% catchsegv zig run test.zig                                                                                                                                       (master x!?) error: Error
run.exe caused an Access Violation at location 000000013FB269DB in module run.exe Reading from location FFFFFFFFFFFFFFFF.

AddrPC           Params
000000013FB269DB 000000004D430001 000000000118E6AE 0000000000000002  run.exe!std.mem.eql  [C:\msys64\home\Ikem\projects\zig\build\lib\zig\std\mem.zig @ 328]
   326:     if (a.len != b.len) return false;
   327:     for (a) |item, index| {
>  328:         if (b[index] != item) return false;
   329:     }
   330:     return true;
000000013FB2898D 000000000118E868 AAAAAAAAAAAAAAAA 000000000118E864  run.exe!std.coff.Coff::std.coff.Coff.getSection  [C:\msys64\home\Ikem\projects\zig\build\lib\zig\std\coff.zig @ 177]
   175:     pub fn getSection(self: *Coff, comptime name: []const u8) ?*Section {
   176:         for (self.sections.toSlice()) |*sec| {
>  177:             if (mem.eql(u8, sec.header.name[0..name.len], name)) {
   178:                 return sec;
   179:             }
000000013FB26054 00000000004C004A 0000000077AC39F0 0000000000056000  run.exe!std.coff.Coff::std.coff.Coff.getPdbPath  [C:\msys64\home\Ikem\projects\zig\build\lib\zig\std\coff.zig @ 111]
   109:     pub fn getPdbPath(self: *Coff, buffer: []u8) !usize {
   110:         try self.loadSections();
>  111:         const header = (self.getSection(".rdata") orelse return error.MissingCoffSection).header;
   112:
   113:         // The linker puts a chunk that contains the .pdb path right after the
000000013FB23BE0 000000000118F4E8 000000013FB7F0E0 000000013FB35260  run.exe!std.debug.openSelfDebugInfoWindows  [C:\msys64\home\Ikem\projects\zig\build\lib\zig\std\debug.zig @ 823]
   821:
   822:     var path_buf: [windows.MAX_PATH]u8 = undefined;
>  823:     const len = try di.coff.getPdbPath(path_buf[0..]);
   824:     const raw_path = path_buf[0..len];
   825:
000000013FB23406 0000000000000000 0000000000000000 0000000000000000  run.exe!std.debug.openSelfDebugInfo  [C:\msys64\home\Ikem\projects\zig\build\lib\zig\std\debug.zig @ 790]
   788:         return error.MissingDebugInfo;
   789:     if (windows.is_the_target) {
>  790:         return openSelfDebugInfoWindows(allocator);
   791:     }
   792:     if (os.darwin.is_the_target) {
000000013FB22411 000000000118F6F0 000000013FB405DD 0000000000000000  run.exe!std.debug.getSelfDebugInfo  [C:\msys64\home\Ikem\projects\zig\build\lib\zig\std\debug.zig @ 73]
    71:         return info;
    72:     } else {
>   73:         self_debug_info = try openSelfDebugInfo(getDebugInfoAllocator());
    74:         return &self_debug_info.?;
    75:     }
000000013FB21D11 0000000000000000 0000000000000000 0000000000000000  run.exe!std.debug.dumpStackTrace  [C:\msys64\home\Ikem\projects\zig\build\lib\zig\std\debug.zig @ 158]
   156:         return;
   157:     }
>  158:     const debug_info = getSelfDebugInfo() catch |err| {
   159:         stderr.print("Unable to dump stack trace: Unable to open debug info: {}\n", @errorName(err)) catch return;
   160:         return;
000000013FB40453 0000000000000000 0000000000000000 0000000000000000  run.exe!std.special.WinMainCRTStartup  [C:\msys64\home\Ikem\projects\zig\build\lib\zig\std\special\start.zig @ 64]
    62:         _ = @import("start_windows_tls.zig");
    63:     }
>   64:     std.os.windows.kernel32.ExitProcess(callMain());
    65: }
    66:
000000007784570D 0000000000000000 0000000000000000 0000000000000000  kernel32.dll!BaseThreadInitThunk
0000000077AA385D 0000000000000000 0000000000000000 0000000000000000  ntdll.dll!RtlUserThreadStart

[1]    2499 segmentation fault  catchsegv zig run test.zig

output.txt

% zig run test.zig                                                                                                                                                 (master x!?) error: Error
[1]    2490 segmentation fault  zig run test.zig

test.zig

// reduced case
pub fn main() !void {
    return error.Error;
}