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std.debug.SelfInfo.Elf: disable unwinding on mips n32 and x86 x32

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The DWARF code can't handle these yet.

ref https://github.com/ziglang/zig/issues/25447
This commit is contained in:
Alex Rønne Petersen 2025-10-03 18:02:56 +02:00
parent 906ce2ad7c
commit 30f5258fe6
1 changed files with 10 additions and 0 deletions
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lib/std/debug/SelfInfo/Elf.zig
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@ -81,6 +81,16 @@ pub fn getModuleName(si: *SelfInfo, gpa: Allocator, address: usize) Error![]cons
}
pub const can_unwind: bool = s: {
// The DWARF code can't deal with ILP32 ABIs yet: https://github.com/ziglang/zig/issues/25447
switch (builtin.target.abi) {
.gnuabin32,
.muslabin32,
.gnux32,
.muslx32,
=> break :s false,
else => {},
}
// Notably, we are yet to support unwinding on ARM. There, unwinding is not done through
// `.eh_frame`, but instead with the `.ARM.exidx` section, which has a different format.
const archs: []const std.Target.Cpu.Arch = switch (builtin.target.os.tag) {