| ; RUN: split-file %s %t |
| |
| ; RUN: opt -module-summary %t/av_ext_def.ll -o %t/av_ext_def.bc |
| ; RUN: opt -module-summary %t/weak_def.ll -o %t/weak_def.bc |
| ; RUN: llvm-lto2 run -o %t/prevailing_import -save-temps %t/av_ext_def.bc %t/weak_def.bc \ |
| ; RUN: -r=%t/av_ext_def.bc,ret_av_ext_def,px -r=%t/av_ext_def.bc,def,x \ |
| ; RUN: -r=%t/weak_def.bc,ret_weak_def,px -r=%t/weak_def.bc,def,px |
| ; RUN: llvm-dis %t/prevailing_import.2.3.import.bc -o - | FileCheck --match-full-lines --check-prefix=WEAK_DEF %s |
| ; RUN: llvm-nm -jU %t/prevailing_import.2 | FileCheck --match-full-lines --check-prefix=NM %s |
| |
| ;; def should remain weak after function importing in the weak_def module |
| ; WEAK_DEF: @def = weak constant i32 0 |
| |
| ;; It should also be defined in the corresponding object file |
| ; NM: def |
| |
| ;--- av_ext_def.ll |
| target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128" |
| target triple = "x86_64-unknown-linux-gnu" |
| @def = available_externally constant i32 0 |
| define ptr @ret_av_ext_def() { |
| ret ptr @def |
| } |
| |
| ;--- weak_def.ll |
| target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128" |
| target triple = "x86_64-unknown-linux-gnu" |
| @def = weak constant i32 0 |
| define ptr @ret_weak_def() { |
| ret ptr @def |
| } |