diff options
| author | mlugg <mlugg@mlugg.co.uk> | 2025-02-01 07:37:27 +0000 |
|---|---|---|
| committer | Matthew Lugg <mlugg@mlugg.co.uk> | 2025-02-23 08:28:58 +0000 |
| commit | 5e20e9b4491dead0c56d9b0351677d5832058673 (patch) | |
| tree | 1b397bf48ac85822b52895439015f79b2372cadc /lib/std/debug.zig | |
| parent | d6f8200294689b318e3a4f75be0ae4d05cfea9c0 (diff) | |
| download | zig-5e20e9b4491dead0c56d9b0351677d5832058673.tar.gz zig-5e20e9b4491dead0c56d9b0351677d5832058673.zip | |
Sema: allow `@ptrCast` of slices changing the length
Also, refactor `Sema.ptrCastFull` to not be a horrifying hellscape.
Diffstat (limited to 'lib/std/debug.zig')
| -rw-r--r-- | lib/std/debug.zig | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/lib/std/debug.zig b/lib/std/debug.zig index 56d978626a..77b619a056 100644 --- a/lib/std/debug.zig +++ b/lib/std/debug.zig @@ -54,6 +54,10 @@ pub fn FullPanic(comptime panicFn: fn ([]const u8, ?usize) noreturn) type { @tagName(accessed), @tagName(active), }); } + pub fn sliceCastLenRemainder(src_len: usize) noreturn { + @branchHint(.cold); + std.debug.panicExtra(@returnAddress(), "slice length '{d}' does not divide exactly into destination elements", .{src_len}); + } pub fn reachedUnreachable() noreturn { @branchHint(.cold); call("reached unreachable code", @returnAddress()); |