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1; REQUIRES: x86
2
3;; For non-relocatable output, test we parse symbol versions after LTO,
4;; otherwise we may get a symbol named "foo@@VER1", but not "foo" with the
5;; version VER1.
6
7; RUN: split-file %s %t
8; RUN: llvm-as %t/ir -o %t.o
9; RUN: llvm-mc -filetype=obj -triple=x86_64 %t/asm -o %tbar.o
10; RUN: ld.lld %tbar.o -shared --soname=tbar --version-script %t/ver -o %tbar.so
11
12;; Emit an error if bar@VER1 is not defined.
13; RUN: not ld.lld %t.o -o /dev/null -shared --version-script %t/ver 2>&1 | FileCheck %s --check-prefix=UNDEF
14
15; UNDEF: error: undefined symbol: bar@VER1
16
17; RUN: ld.lld %t.o %tbar.so -o %t.so -shared --version-script %t/ver
18; RUN: llvm-readelf --dyn-syms %t.so | FileCheck %s
19
20; CHECK:      UND       bar@VER1
21; CHECK-NEXT: {{[1-9]}} foo@@VER1
22
23;; For relocatable output, @ should be retained in the symbol name.
24;; Don't parse and drop `@VER1`. Also check that --version-script is ignored.
25; RUN: ld.lld %t.o -o %t.ro -r --version-script %t/ver
26; RUN: llvm-readelf -s %t.ro | FileCheck %s --check-prefix=RELOCATABLE
27
28; RELOCATABLE:      {{[1-9]}} foo@@VER1
29; RELOCATABLE-NEXT: UND       bar@VER1
30
31;--- ver
32VER1 {};
33;--- ir
34target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"
35target triple = "x86_64-unknown-linux-gnu"
36
37module asm ".global foo"
38module asm "foo: call bar"
39module asm ".symver foo,foo@@@VER1"
40module asm ".symver bar,bar@@@VER1"
41
42;--- asm
43.globl bar
44.symver bar,bar@@@VER1
45bar:
46  ret
47