| ; shell required since the windows bot does not like the "(cd ..." |
| ; REQUIRES: x86-registered-target, shell |
| |
| ; RUN: opt -module-summary -o %t1.o %s |
| ; RUN: opt -module-summary -o %t2.o %S/Inputs/thinlto_backend.ll |
| ; RUN: llvm-lto -thinlto -o %t %t1.o %t2.o |
| |
| ; Ensure clang -cc1 give expected error for incorrect input type |
| ; RUN: not %clang_cc1 -O2 -o %t1.o -x c %s -c -fthinlto-index=%t.thinlto.bc 2>&1 | FileCheck %s -check-prefix=CHECK-WARNING |
| ; CHECK-WARNING: error: invalid argument '-fthinlto-index={{.*}}' only allowed with '-x ir' |
| |
| ; Ensure we get expected error for missing index file |
| ; RUN: %clang -O2 -o %t4.o -x ir %t1.o -c -fthinlto-index=bad.thinlto.bc 2>&1 | FileCheck %s -check-prefix=CHECK-ERROR1 |
| ; CHECK-ERROR1: Error loading index file 'bad.thinlto.bc' |
| |
| ; Ensure we ignore empty index file, and run non-ThinLTO compilation which |
| ; would not import f2 |
| ; RUN: touch %t4.thinlto.bc |
| ; RUN: %clang -target x86_64-unknown-linux-gnu -O2 -o %t4.o -x ir %t1.o -c -fthinlto-index=%t4.thinlto.bc |
| ; RUN: llvm-nm %t4.o | FileCheck --check-prefix=CHECK-OBJ-IGNORE-EMPTY %s |
| ; CHECK-OBJ-IGNORE-EMPTY: T f1 |
| ; CHECK-OBJ-IGNORE-EMPTY: U f2 |
| |
| ; Ensure we don't fail with index and non-ThinLTO object file, and output must |
| ; be empty file. |
| ; RUN: opt -o %t5.o %s |
| ; RUN: %clang -target x86_64-unknown-linux-gnu -O2 -o %t4.o -x ir %t5.o -c -fthinlto-index=%t.thinlto.bc |
| ; RUN: llvm-nm %t4.o | count 0 |
| |
| ; Ensure f2 was imported. Check for all 3 flavors of -save-temps[=cwd|obj]. |
| ; RUN: %clang -target x86_64-unknown-linux-gnu -O2 -o %t3.o -x ir %t1.o -c -fthinlto-index=%t.thinlto.bc -save-temps=obj |
| ; RUN: llvm-dis %t1.s.3.import.bc -o - | FileCheck --check-prefix=CHECK-IMPORT %s |
| ; RUN: mkdir -p %T/dir1 |
| ; RUN: (cd %T/dir1 && %clang -target x86_64-unknown-linux-gnu -O2 -o %t3.o -x ir %t1.o -c -fthinlto-index=%t.thinlto.bc -save-temps=cwd) |
| ; RUN: llvm-dis %T/dir1/*1.s.3.import.bc -o - | FileCheck --check-prefix=CHECK-IMPORT %s |
| ; RUN: mkdir -p %T/dir2 |
| ; RUN: (cd %T/dir2 && %clang -target x86_64-unknown-linux-gnu -O2 -o %t3.o -x ir %t1.o -c -fthinlto-index=%t.thinlto.bc -save-temps) |
| ; RUN: llvm-dis %T/dir2/*1.s.3.import.bc -o - | FileCheck --check-prefix=CHECK-IMPORT %s |
| ; CHECK-IMPORT: define available_externally void @f2() |
| ; RUN: llvm-nm %t3.o | FileCheck --check-prefix=CHECK-OBJ %s |
| ; CHECK-OBJ: T f1 |
| ; CHECK-OBJ-NOT: U f2 |
| |
| ; Ensure we get expected error for input files without summaries |
| ; RUN: opt -o %t2.o %s |
| ; RUN: %clang -target x86_64-unknown-linux-gnu -O2 -o %t3.o -x ir %t1.o -c -fthinlto-index=%t.thinlto.bc 2>&1 | FileCheck %s -check-prefix=CHECK-ERROR2 |
| ; CHECK-ERROR2: Error loading imported file '{{.*}}': Could not find module summary |
| |
| target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" |
| target triple = "x86_64-unknown-linux-gnu" |
| |
| declare void @f2() |
| declare i8* @f3() |
| |
| define void @f1() { |
| call void @f2() |
| ; Make sure that the backend can handle undefined references. |
| ; Do an indirect call so that the undefined ref shows up in the combined index. |
| call void bitcast (i8*()* @f3 to void()*)() |
| ret void |
| } |