100fa1409SMehdi Amini; RUN: opt -module-hash -module-summary %s -o %t.bc 200fa1409SMehdi Amini; RUN: opt -module-hash -module-summary %p/Inputs/empty_module_with_cache.ll -o %t2.bc 300fa1409SMehdi Amini 400fa1409SMehdi Amini; Verify that enabling caching is working, even if the module is empty 500fa1409SMehdi Amini; RUN: rm -Rf %t.cache && mkdir %t.cache 600fa1409SMehdi Amini; RUN: llvm-lto -thinlto-action=run %t2.bc %t.bc -exported-symbol=main -thinlto-cache-dir %t.cache 700fa1409SMehdi Amini; RUN: ls %t.cache/llvmcache.timestamp 800fa1409SMehdi Amini; RUN: ls %t.cache | count 3 900fa1409SMehdi Amini 1000fa1409SMehdi Amini; Verify that enabling caching is working with llvm-lto2 11ab76a19aSPeter Collingbourne; RUN: rm -Rf %t.cache 127faa60c4SPeter Collingbourne; RUN: llvm-lto2 run -o %t.o %t2.bc %t.bc -cache-dir %t.cache \ 1300fa1409SMehdi Amini; RUN: -r=%t2.bc,_main,plx 1400fa1409SMehdi Amini; RUN: ls %t.cache | count 2 1500fa1409SMehdi Amini 1600fa1409SMehdi Amini; Same, but without hash, the index will be empty and caching should not happen 1700fa1409SMehdi Amini 1800fa1409SMehdi Amini; RUN: opt -module-summary %s -o %t.bc 1900fa1409SMehdi Amini; RUN: opt -module-summary %p/Inputs/empty_module_with_cache.ll -o %t2.bc 2000fa1409SMehdi Amini 2100fa1409SMehdi Amini; Verify that caching is disabled for module without hash 2200fa1409SMehdi Amini; RUN: rm -Rf %t.cache && mkdir %t.cache 2300fa1409SMehdi Amini; RUN: llvm-lto -thinlto-action=run %t2.bc %t.bc -exported-symbol=main -thinlto-cache-dir %t.cache 2400fa1409SMehdi Amini; RUN: ls %t.cache/llvmcache.timestamp 25f82bda0aSMehdi Amini; RUN: ls %t.cache | count 1 2600fa1409SMehdi Amini 2700fa1409SMehdi Amini; Verify that caching is disabled for module without hash, with llvm-lto2 28ab76a19aSPeter Collingbourne; RUN: rm -Rf %t.cache 297faa60c4SPeter Collingbourne; RUN: llvm-lto2 run -o %t.o %t2.bc %t.bc -cache-dir %t.cache \ 3000fa1409SMehdi Amini; RUN: -r=%t2.bc,_main,plx 31*6b92bb47SDaniel Thornburgh; RUN: not ls %t.cache 3200fa1409SMehdi Amini 3300fa1409SMehdi Amini 347b1d7937SAmy Huangtarget datalayout = "e-m:o-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128" 3500fa1409SMehdi Aminitarget triple = "x86_64-apple-macosx10.11.0" 36