| ; RUN: not llc -mtriple=aarch64-fuchsia -o - %s 2>&1 | FileCheck %s --check-prefix=ERROR | |
| ; RUN: llc -mtriple=aarch64-fuchsia -mattr=+reserve-x18 -o - %s | |
| define void @set_x18(i64 %x) { | |
| entry: | |
| ; FIXME: Include an allocatable-specific error message | |
| ; ERROR: Invalid register name "x18". | |
| tail call void @llvm.write_register.i64(metadata !0, i64 %x) | |
| ret void | |
| } | |
| declare void @llvm.write_register.i64(metadata, i64) nounwind | |
| !0 = !{!"x18"} |