| ; REQUIRES: x86 |
| |
| ; Generate summary sections and test lld handling. |
| ; RUN: opt -module-summary %s -o %t1.o |
| ; RUN: opt -module-summary %p/Inputs/thinlto.ll -o %t2.o |
| |
| ; Include a file with an empty module summary index, to ensure that the expected |
| ; output files are created regardless, for a distributed build system. |
| ; RUN: opt -module-summary %p/Inputs/thinlto_empty.ll -o %t3.o |
| |
| ; Ensure lld generates imports files if requested for distributed backends. |
| ; RUN: rm -f %t3.o.imports %t3.o.thinlto.bc |
| ; RUN: ld.lld --plugin-opt=thinlto-index-only --plugin-opt=thinlto-emit-imports-files -shared %t1.o %t2.o %t3.o -o %t4 |
| |
| ; The imports file for this module contains the bitcode file for |
| ; Inputs/thinlto.ll |
| ; RUN: cat %t1.o.imports | count 1 |
| ; RUN: cat %t1.o.imports | FileCheck %s --check-prefix=IMPORTS1 |
| ; IMPORTS1: thinlto-emit-imports.ll.tmp2.o |
| |
| ; The imports file for Input/thinlto.ll is empty as it does not import anything. |
| ; RUN: cat %t2.o.imports | count 0 |
| |
| ; The imports file for Input/thinlto_empty.ll is empty but should exist. |
| ; RUN: cat %t3.o.imports | count 0 |
| |
| ; The index file should be created even for the input with an empty summary. |
| ; RUN: ls %t3.o.thinlto.bc |
| |
| ; Ensure lld generates error if unable to write to imports file. |
| ; RUN: rm -f %t3.o.imports |
| ; RUN: touch %t3.o.imports |
| ; RUN: chmod 400 %t3.o.imports |
| ; RUN: not ld.lld --plugin-opt=thinlto-index-only --plugin-opt=thinlto-emit-imports-files -shared %t1.o %t2.o %t3.o -o %t4 2>&1 | FileCheck %s --check-prefix=ERR |
| ; ERR: cannot open {{.*}}3.o.imports: {{P|p}}ermission denied |
| |
| ; Ensure lld doesn't generate import files when thinlto-index-only is not enabled |
| ; RUN: rm -f %t1.o.imports |
| ; RUN: rm -f %t2.o.imports |
| ; RUN: rm -f %t3.o.imports |
| ; RUN: ld.lld --plugin-opt=thinlto-emit-imports-files -shared %t1.o %t2.o %t3.o -o %t4 |
| ; RUN: not ls %t1.o.imports |
| ; RUN: not ls %t2.o.imports |
| ; RUN: not ls %t3.o.imports |
| |
| target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" |
| target triple = "x86_64-unknown-linux-gnu" |
| |
| declare void @g(...) |
| |
| define void @f() { |
| entry: |
| call void (...) @g() |
| ret void |
| } |