|  | # RUN: llc -march=hexagon -run-pass hexagon-cext-opt %s -o - | FileCheck %s | 
|  |  | 
|  | # An incorrect assertion was triggered on this code, while attempting to | 
|  | # perform a valid transformation. | 
|  |  | 
|  | # CHECK: PS_jmpret | 
|  |  | 
|  | --- | | 
|  | define void @fred() { ret void } | 
|  |  | 
|  | @array = global [1024 x i8] zeroinitializer, align 8 | 
|  | ... | 
|  |  | 
|  | --- | 
|  | name: fred | 
|  | tracksRegLiveness: true | 
|  | registers: | 
|  | - { id: 0, class: intregs } | 
|  | - { id: 1, class: intregs } | 
|  | - { id: 2, class: intregs } | 
|  | - { id: 3, class: predregs } | 
|  | - { id: 4, class: intregs } | 
|  | - { id: 5, class: intregs } | 
|  | - { id: 6, class: intregs } | 
|  | - { id: 7, class: intregs } | 
|  | - { id: 8, class: intregs } | 
|  | - { id: 9, class: intregs } | 
|  |  | 
|  | body: | | 
|  | bb.0: | 
|  | liveins: $r0, $r1 | 
|  | %0 = COPY $r1 | 
|  | %1 = COPY $r0 | 
|  | %2 = A2_tfrsi @array | 
|  | %3 = IMPLICIT_DEF | 
|  | %4 = A2_tfrsi @array+424 | 
|  | %5 = M2_macsip %0, %1, 5 | 
|  | %6 = A2_addi %2, 704 | 
|  | %7 = A2_tfrsi 0 | 
|  | S4_pstorerif_rr %3, %6, %5, 2, %7 | 
|  | %8 = A2_tfrsi @array+144 | 
|  | %9 = C2_mux %3, %4, %8 | 
|  | S4_storeiri_io %9, 0, 0 | 
|  | PS_jmpret $r31, implicit-def $pc | 
|  | ... |