|  | # RUN: not --crash llc -o - -start-before=twoaddressinstruction -verify-machineinstrs %s 2>&1 \ | 
|  | # RUN:   | FileCheck %s | 
|  | # REQUIRES: aarch64-registered-target | 
|  | --- | | 
|  | target triple = "aarch64-unknown-linux" | 
|  | declare i32 @bar(i32) nounwind | 
|  | define i32 @foo() nounwind { | 
|  | call i32 @bar(i32 0) | 
|  | ret i32 0 | 
|  | } | 
|  | ... | 
|  | --- | 
|  | name: foo | 
|  | registers: | 
|  | - { id: 0, class: gpr32 } | 
|  | body: | | 
|  | bb.0 (%ir-block.0): | 
|  | ADJCALLSTACKDOWN 0, 0, implicit-def dead $sp, implicit $sp | 
|  | %0 = COPY $wzr | 
|  | $w0 = COPY %0 | 
|  | BL @bar, csr_aarch64_aapcs, implicit-def dead $lr, implicit $sp, implicit $w0, implicit-def $sp, implicit-def $w0 | 
|  | ADJCALLSTACKUP 0, 0, implicit-def dead $sp, implicit $sp | 
|  | $w0 = COPY killed %0 | 
|  | RET_ReallyLR implicit $w0 | 
|  | ... | 
|  | # CHECK-LABEL: Bad machine code: AdjustsStack not set in presence of a frame pseudo instruction. |