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Sema: improved source location for @panic operand coercion error

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Similar to the previous commit, errors coercing the panic message to
`[]const u8` now point at the operand to `@panic` rather than the actual
builtin call.
This commit is contained in:
mlugg 2024-02-16 12:03:43 +00:00
parent e6cf3ce24c
commit 5a957a3281
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1 changed files with 5 additions and 1 deletions
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src/Sema.zig
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@ -5671,10 +5671,14 @@ fn zirPanic(sema: *Sema, block: *Block, inst: Zir.Inst.Index) CompileError!Zir.I
const src = inst_data.src();
const msg_inst = try sema.resolveInst(inst_data.operand);
// `panicWithMsg` would perform this coercion for us, but we can get a better
// source location if we do it here.
const coerced_msg = try sema.coerce(block, Type.slice_const_u8, msg_inst, .{ .node_offset_builtin_call_arg0 = inst_data.src_node });
if (block.is_comptime) {
return sema.fail(block, src, "encountered @panic at comptime", .{});
}
try sema.panicWithMsg(block, src, msg_inst, .@"@panic");
try sema.panicWithMsg(block, src, coerced_msg, .@"@panic");
return always_noreturn;
}