1; RUN: opt -passes=instcombine -S < %s | FileCheck %s 2target datalayout = "e-m:o-p:40:64:64:32-i64:64-f80:128-n8:16:32:64-S128" 3 4; check that memory builtins can be handled. 5define i64 @objsize1_custom_idx(i64 %sz) { 6entry: 7 %ptr = call ptr @malloc(i64 %sz) 8 %ptr2 = getelementptr inbounds i8, ptr %ptr, i32 2 9 %calc_size = call i64 @llvm.objectsize.i64.p0(ptr %ptr2, i1 false, i1 true, i1 true) 10 ret i64 %calc_size 11} 12 13%struct.V = type { [10 x i8], i32, [10 x i8] } 14 15define i32 @objsize2_custom_idx() #0 { 16entry: 17 %var = alloca %struct.V, align 4 18 call void @llvm.lifetime.start.p0(i64 28, ptr %var) #3 19 %arrayidx = getelementptr inbounds [10 x i8], ptr %var, i64 0, i64 1 20 %0 = call i64 @llvm.objectsize.i64.p0(ptr %arrayidx, i1 false, i1 false, i1 false) 21 %conv = trunc i64 %0 to i32 22 call void @llvm.lifetime.end.p0(i64 28, ptr %var) #3 23 ret i32 %conv 24; CHECK: ret i32 27 25} 26 27declare void @llvm.lifetime.start.p0(i64, ptr nocapture) #1 28declare void @llvm.lifetime.end.p0(i64, ptr nocapture) #1 29declare ptr @malloc(i64) 30declare i64 @llvm.objectsize.i64.p0(ptr, i1, i1, i1) 31