1 ; RUN: opt -module-summary %s -o %t1.bc
2 ; RUN: opt -module-summary %p/Inputs/index-const-prop-alias.ll -o %t2.bc
3 ; RUN: llvm-lto2 run %t1.bc -r=%t1.bc,main,plx -r=%t1.bc,ret_ptr,pl -r=%t1.bc,g.alias,l -r=%t1.bc,g,l \
4 ; RUN: %t2.bc -r=%t2.bc,g,pl -r=%t2.bc,g.alias,pl -save-temps -o %t3
5 ; RUN: llvm-dis %t3.1.3.import.bc -o - | FileCheck %s --check-prefix=IMPORT
6 ; RUN: llvm-dis %t3.1.5.precodegen.bc -o - | FileCheck %s --check-prefix=CODEGEN
8 ; When ret_ptr is preserved we return pointer to alias, so we can't internalize aliasee
9 ; RUN: llvm-lto2 run %t1.bc -r=%t1.bc,main,plx -r=%t1.bc,ret_ptr,plx -r=%t1.bc,g.alias,l -r=%t1.bc,g,l \
10 ; RUN: %t2.bc -r=%t2.bc,g,pl -r=%t2.bc,g.alias,pl -save-temps -o %t4
11 ; RUN: llvm-dis %t4.1.3.import.bc -o - | FileCheck %s --check-prefix=PRESERVED
13 ; When g.alias is preserved we can't internalize aliasee either
14 ; RUN: llvm-lto2 run %t1.bc -r=%t1.bc,main,plx -r=%t1.bc,ret_ptr,pl -r=%t1.bc,g.alias,l -r=%t1.bc,g,l \
15 ; RUN: %t2.bc -r=%t2.bc,g,pl -r=%t2.bc,g.alias,plx -save-temps -o %t5
16 ; RUN: llvm-dis %t5.1.3.import.bc -o - | FileCheck %s --check-prefix=PRESERVED
18 ; We currently don't support importing aliases
19 ; IMPORT: @g.alias = external global i32
20 ; IMPORT-NEXT: @g = internal global i32 42, align 4 #0
21 ; IMPORT: attributes #0 = { "thinlto-internalize" }
23 ; CODEGEN: define dso_local noundef i32 @main
24 ; CODEGEN-NEXT: ret i32 42
26 ; PRESERVED: @g.alias = external global i32
27 ; PRESERVED-NEXT: @g = available_externally global i32 42, align 4
29 target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"
30 target triple = "x86_64-unknown-linux-gnu"
32 @g.alias = external global i32
33 @g = external global i32
40 define ptr @ret_ptr() {