| ; REQUIRES: x86 |
| |
| ;; For non-relocatable output, test we parse symbol versions after LTO, |
| ;; otherwise we may get a symbol named "foo@@VER1", but not "foo" with the |
| ;; version VER1. |
| |
| ; RUN: split-file %s %t |
| ; RUN: llvm-as %t/ir -o %t.o |
| ; RUN: llvm-mc -filetype=obj -triple=x86_64 %t/asm -o %tbar.o |
| ; RUN: ld.lld %tbar.o -shared --soname=tbar --version-script %t/ver -o %tbar.so |
| |
| ;; Emit an error if bar@VER1 is not defined. |
| ; RUN: not ld.lld %t.o -o /dev/null -shared --version-script %t/ver 2>&1 | FileCheck %s --check-prefix=UNDEF |
| |
| ; UNDEF: error: undefined symbol: bar@VER1 |
| |
| ; RUN: ld.lld %t.o %tbar.so -o %t.so -shared --version-script %t/ver |
| ; RUN: llvm-readelf --dyn-syms %t.so | FileCheck %s |
| |
| ; CHECK: UND bar@VER1 |
| ; CHECK-NEXT: {{[1-9]}} foo@@VER1 |
| |
| ;; For relocatable output, @ should be retained in the symbol name. |
| ;; Don't parse and drop `@VER1`. Also check that --version-script is ignored. |
| ; RUN: ld.lld %t.o -o %t.ro -r --version-script %t/ver |
| ; RUN: llvm-readelf -s %t.ro | FileCheck %s --check-prefix=RELOCATABLE |
| |
| ; RELOCATABLE: {{[1-9]}} foo@@VER1 |
| ; RELOCATABLE-NEXT: UND bar@VER1 |
| |
| ;--- ver |
| VER1 {}; |
| ;--- ir |
| 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" |
| |
| module asm ".global foo" |
| module asm "foo: call bar" |
| module asm ".symver foo,foo@@@VER1" |
| module asm ".symver bar,bar@@@VER1" |
| |
| ;--- asm |
| .globl bar |
| .symver bar,bar@@@VER1 |
| bar: |
| ret |