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. 4 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 10 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]]() 18 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() 23 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. 28 29; ModuleID = 'local_name_conflict_main.o' 30source_filename = "local_name_conflict_main.c" 31target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128" 32target triple = "x86_64-unknown-linux-gnu" 33 34; Function Attrs: noinline nounwind uwtable 35define i32 @main() { 36entry: 37 %retval = alloca i32, align 4 38 store i32 0, i32* %retval, align 4 39 %call = call i32 (...) @b() 40 ret i32 %call 41} 42 43declare i32 @b(...) 44