1 ; RUN: opt < %s -sroa -S | FileCheck %s 2 target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128" 3 target triple = "x86_64-pc-linux" 4 5 ; Make sure we properly handle allocas where the allocated 6 ; size overflows a uint32_t. This specific constant results in 7 ; the size in bits being 32 after truncation to a 32-bit int. 8 ; CHECK-LABEL: fn1 9 ; CHECK-NEXT: ret void 10 define void @fn1() { 11 %a = alloca [1073741825 x i32], align 16 12 %t0 = bitcast [1073741825 x i32]* %a to i8* 13 call void @llvm.lifetime.end(i64 4294967300, i8* %t0) 14 ret void 15 } 16 17 declare void @llvm.lifetime.end(i64, i8* nocapture) 18
