1; RUN: llc < %s -mtriple=thumbv7-apple-darwin -mcpu=cortex-a8 -arm-atomic-cfg-tidy=0 -O3 | FileCheck %s 2; rdar://7493908 3 4; Make sure the result of the first dynamic_alloc isn't copied back to sp more 5; than once. We'll deal with poor codegen later. 6 7define void @t() nounwind ssp { 8entry: 9; CHECK-LABEL: t: 10 %size = mul i32 8, 2 11; CHECK: sub.w r0, sp, #16 12; CHECK: mov sp, r0 13 %vla_a = alloca i8, i32 %size, align 8 14; CHECK: sub.w r0, sp, #16 15; CHECK: mov sp, r0 16 %vla_b = alloca i8, i32 %size, align 8 17 unreachable 18} 19