1 ; Test to ensure that comdat is renamed consistently when comdat leader is
2 ; promoted and renamed due to an import. Required by COFF.
4 ; REQUIRES: x86-registered-target
6 ; RUN: opt -thinlto-bc -o %t1.bc %s
7 ; RUN: opt -thinlto-bc -o %t2.bc %S/Inputs/comdat.ll
8 ; RUN: llvm-lto2 run -save-temps -o %t3 %t1.bc %t2.bc \
9 ; RUN: -r %t1.bc,lwt_fun,plx \
10 ; RUN: -r %t2.bc,main,plx \
11 ; RUN: -r %t2.bc,lwt_fun,
12 ; RUN: llvm-dis -o - %t3.1.3.import.bc | FileCheck %s
14 target datalayout = "e-m:w-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"
15 target triple = "x86_64-pc-windows-msvc19.0.24215"
17 ; CHECK: $lwt.llvm.[[HASH:[0-9]+]] = comdat any
20 ; CHECK: @lwt_aliasee = private unnamed_addr global {{.*}}, comdat($lwt.llvm.[[HASH]])
21 @lwt_aliasee = private unnamed_addr global [1 x i8*] [i8* null], comdat($lwt)
23 ; CHECK: @lwt.llvm.[[HASH]] = hidden unnamed_addr alias
24 @lwt = internal unnamed_addr alias [1 x i8*], [1 x i8*]* @lwt_aliasee
26 ; Below function should get imported into other module, resulting in @lwt being
27 ; promoted and renamed.
28 define i8* @lwt_fun() {
29 %1 = getelementptr inbounds [1 x i8*], [1 x i8*]* @lwt, i32 0, i32 0
30 %2 = load i8*, i8** %1