; RUN: opt -passes=instcombine -S < %s | FileCheck %s target datalayout = "e-m:o-p:40:64:64:32-i64:64-f80:128-n8:16:32:64-S128" ; check that memory builtins can be handled. define i64 @objsize1_custom_idx(i64 %sz) { entry: %ptr = call i8* @malloc(i64 %sz) %ptr2 = getelementptr inbounds i8, i8* %ptr, i32 2 %calc_size = call i64 @llvm.objectsize.i64.p0i8(i8* %ptr2, i1 false, i1 true, i1 true) ret i64 %calc_size } %struct.V = type { [10 x i8], i32, [10 x i8] } define i32 @objsize2_custom_idx() #0 { entry: %var = alloca %struct.V, align 4 %0 = bitcast %struct.V* %var to i8* call void @llvm.lifetime.start.p0i8(i64 28, i8* %0) #3 %buf1 = getelementptr inbounds %struct.V, %struct.V* %var, i32 0, i32 0 %arrayidx = getelementptr inbounds [10 x i8], [10 x i8]* %buf1, i64 0, i64 1 %1 = call i64 @llvm.objectsize.i64.p0i8(i8* %arrayidx, i1 false, i1 false, i1 false) %conv = trunc i64 %1 to i32 call void @llvm.lifetime.end.p0i8(i64 28, i8* %0) #3 ret i32 %conv ; CHECK: ret i32 27 } declare void @llvm.lifetime.start.p0i8(i64, i8* nocapture) #1 declare void @llvm.lifetime.end.p0i8(i64, i8* nocapture) #1 declare i8* @malloc(i64) declare i64 @llvm.objectsize.i64.p0i8(i8*, i1, i1, i1)