zig/test/cases/compile_errors/bad_panic_signature.zig
mlugg 4b910e525d Sema: more validation for builtin decl types
Also improve the source locations when this validation fails.

Resolves: #22465
2025-01-14 22:44:18 +00:00

29 lines
1004 B
Zig

pub const Panic = struct {
pub const call = badPanicSignature;
pub const sentinelMismatch = std.debug.FormattedPanic.sentinelMismatch;
pub const unwrapError = std.debug.FormattedPanic.unwrapError;
pub const outOfBounds = std.debug.FormattedPanic.outOfBounds;
pub const startGreaterThanEnd = std.debug.FormattedPanic.startGreaterThanEnd;
pub const inactiveUnionField = std.debug.FormattedPanic.inactiveUnionField;
pub const messages = std.debug.FormattedPanic.messages;
};
fn badPanicSignature(msg: []const u8, bad1: usize, bad2: void) noreturn {
_ = msg;
_ = bad1;
_ = bad2;
@trap();
}
export fn foo(a: u8) void {
@setRuntimeSafety(true);
_ = a + 1; // safety check to reference the panic handler
}
const std = @import("std");
// error
//
// :2:9: error: expected type 'fn ([]const u8, ?*builtin.StackTrace, ?usize) noreturn', found 'fn ([]const u8, usize, void) noreturn'
// :2:9: note: parameter 1 'usize' cannot cast into '?*builtin.StackTrace'