| ; RUN: opt -module-summary %s -o %t1.bc |
| ; RUN: opt -module-summary %p/Inputs/index-const-prop-define-g.ll -o %t2.bc |
| ; RUN: llvm-lto2 run -save-temps %t2.bc -r=%t2.bc,g,pl \ |
| ; RUN: %t1.bc -r=%t1.bc,main,plx -r=%t1.bc,foo,pl -r=%t1.bc,g, -o %t3 |
| ; RUN: llvm-dis %t3.2.3.import.bc -o - | FileCheck %s |
| |
| ; Dead globals are converted to declarations by ThinLTO in dropDeadSymbols |
| ; If we try to internalize such we'll get a broken module. |
| ; CHECK: @g = external dso_local global i32 |
| |
| target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" |
| target triple = "x86_64-unknown-linux-gnu" |
| |
| @g = external global i32 |
| |
| ; We need at least one live symbol to enable dead stripping |
| ; Otherwise ModuleSummaryIndex::isGlobalValueLive will always |
| ; return true. |
| define i32 @main() { |
| ret i32 42 |
| } |
| |
| define i32 @foo() { |
| %v = load i32, i32* @g |
| ret i32 %v |
| } |