1 ; Test handling when two files with the same source file name contain
2 ; static functions/variables with the same name (which will have the same GUID
3 ; in the combined index.
5 ; Do setup work for all below tests: generate bitcode and combined index
6 ; RUN: opt -module-summary -module-hash %s -o %t.bc
7 ; RUN: opt -module-summary -module-hash %p/Inputs/local_name_conflict1.ll -o %t2.bc
8 ; RUN: opt -module-summary -module-hash %p/Inputs/local_name_conflict2.ll -o %t3.bc
9 ; RUN: llvm-lto -thinlto-action=thinlink -o %t4.bc %t.bc %t2.bc %t3.bc
11 ; This module will import b() which should cause the copy of foo and baz from
12 ; that module (%t3.bc) to be imported. Check that the imported reference's
13 ; promoted name matches the imported copy.
14 ; RUN: llvm-lto -thinlto-action=import %t.bc -thinlto-index=%t4.bc -o - | llvm-dis -o - | FileCheck %s --check-prefix=IMPORT
15 ; IMPORT: @baz.llvm.[[HASH:[0-9]+]] = internal constant i32 10, align 4
16 ; IMPORT: call i32 @foo.llvm.[[HASH]]
17 ; IMPORT: define available_externally hidden i32 @foo.llvm.[[HASH]]()
19 ; The copy in %t2.bc should not be exported/promoted/renamed
20 ; RUN: llvm-lto -thinlto-action=promote %t2.bc -thinlto-index=%t4.bc -o - | llvm-dis -o - | FileCheck %s --check-prefix=NOEXPORTSTATIC
21 ; NOEXPORTSTATIC: @baz = internal constant i32 10, align 4
22 ; NOEXPORTSTATIC: define internal i32 @foo()
24 ; Make sure foo is promoted and renamed without complaint in %t3.bc.
25 ; RUN: llvm-lto -thinlto-action=promote %t3.bc -thinlto-index=%t4.bc -o - | llvm-dis -o - | FileCheck %s --check-prefix=EXPORTSTATIC
26 ; EXPORTSTATIC: @baz.llvm.{{.*}} = hidden constant i32 10, align 4
27 ; EXPORTSTATIC: define hidden i32 @foo.llvm.
29 ; ModuleID = 'local_name_conflict_main.o'
30 source_filename = "local_name_conflict_main.c"
31 target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"
32 target triple = "x86_64-unknown-linux-gnu"
34 ; Function Attrs: noinline nounwind uwtable
37 %retval = alloca i32, align 4
38 store i32 0, ptr %retval, align 4
39 %call = call i32 (...) @b()