1*38ce770eSShengchen Kan; Check ah is not allocatable for register class gr8_norex2 2*38ce770eSShengchen Kan; RUN: not llc < %s -mtriple=x86_64-unknown-unknown 2>&1 | FileCheck %s 3*38ce770eSShengchen Kan 4*38ce770eSShengchen Kandefine void @gr8_norex2() { 5*38ce770eSShengchen Kan; CHECK: error: inline assembly requires more registers than available 6*38ce770eSShengchen Kan %1 = tail call i8 asm sideeffect "movb %r14b, $0", "=r,~{al},~{rbx},~{rcx},~{rdx},~{rdi},~{rsi},~{rbp},~{rsp},~{r8},~{r9},~{r10},~{r11},~{r12},~{r13},~{r14},~{r15},~{dirflag},~{fpsr},~{flags}"() 7*38ce770eSShengchen Kan ret void 8*38ce770eSShengchen Kan} 9*38ce770eSShengchen Kan 10