1; Do setup work for all below tests: generate bitcode and combined index 2; RUN: opt -module-summary %s -o %t.bc 3; RUN: opt -module-summary %p/Inputs/referenced_by_constant.ll -o %t2.bc 4; RUN: llvm-lto -thinlto-action=thinlink -o %t3.bc %t.bc %t2.bc 5 6; Check the import side: we currently import bar() and also promote/import 7; referenced constant objects. There is stll a room for improvement: we 8; can make a local copy of someglobal and someglobal2 because they are both 9; 'unnamed_addr' constants. This should eventually be done as well. 10; RUN: llvm-lto -thinlto-action=import -import-constants-with-refs %t.bc -thinlto-index=%t3.bc -o - | llvm-dis -o - | FileCheck %s --check-prefix=IMPORT 11; IMPORT: @someglobal.llvm.0 = available_externally hidden unnamed_addr constant ptr @referencedbyglobal 12; IMPORT: @someglobal2.llvm.0 = available_externally hidden unnamed_addr constant ptr @localreferencedbyglobal.llvm.0 13; IMPORT: define available_externally void @bar() 14 15; Check the export side: we currently only export bar(), which causes 16; @someglobal and @someglobal2 to be promoted (see above). 17; RUN: llvm-lto -thinlto-action=promote -import-constants-with-refs %t2.bc -thinlto-index=%t3.bc -o - | llvm-dis -o - | FileCheck %s --check-prefix=EXPORT 18; EXPORT: @someglobal.llvm.0 = hidden unnamed_addr constant 19; EXPORT: @someglobal2.llvm.0 = hidden unnamed_addr constant 20; EXPORT: define void @referencedbyglobal() 21; EXPORT: define hidden void @localreferencedbyglobal.llvm 22 23target datalayout = "e-m:o-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128" 24target triple = "x86_64-apple-macosx10.11.0" 25 26declare void @bar() 27 28define void @foo() { 29 call void @bar() 30 ret void 31} 32