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1; REQUIRES: x86, non-root-user2 3; Basic ThinLTO tests.4; RUN: opt -module-summary %s -o %t1.o5; RUN: opt -module-summary %p/Inputs/thinlto.ll -o %t2.o6 7; Ensure lld generates error if unable to write to index files8; RUN: rm -f %t2.o.thinlto.bc9; RUN: touch %t2.o.thinlto.bc10; RUN: chmod u-w %t2.o.thinlto.bc11; RUN: not ld.lld --plugin-opt=thinlto-index-only -shared %t1.o %t2.o -o /dev/null 2>&1 | FileCheck -DMSG=%errc_EACCES %s12; RUN: chmod u+w %t2.o.thinlto.bc13; CHECK: 'cannot open {{.*}}2.o.thinlto.bc': [[MSG]]14 15target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"16target triple = "x86_64-unknown-linux-gnu"17 18declare void @g(...)19 20define void @f() {21entry:22 call void (...) @g()23 ret void24}25