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-rw-r--r--clang/lib/CodeGen/BackendUtil.cpp1
-rw-r--r--clang/test/CodeGen/thinlto-debug-pm.c15
-rw-r--r--clang/test/CodeGen/thinlto-distributed-cfi-devirt.ll4
3 files changed, 14 insertions, 6 deletions
diff --git a/clang/lib/CodeGen/BackendUtil.cpp b/clang/lib/CodeGen/BackendUtil.cpp
index 995df8c09da..51ee592c36d 100644
--- a/clang/lib/CodeGen/BackendUtil.cpp
+++ b/clang/lib/CodeGen/BackendUtil.cpp
@@ -1325,6 +1325,7 @@ static void runThinLTOBackend(ModuleSummaryIndex *CombinedIndex, Module *M,
Conf.MAttrs = TOpts.Features;
Conf.RelocModel = CGOpts.RelocationModel;
Conf.CGOptLevel = getCGOptLevel(CGOpts);
+ Conf.OptLevel = CGOpts.OptimizationLevel;
initTargetOptions(Conf.Options, CGOpts, TOpts, LOpts, HeaderOpts);
Conf.SampleProfile = std::move(SampleProfile);
diff --git a/clang/test/CodeGen/thinlto-debug-pm.c b/clang/test/CodeGen/thinlto-debug-pm.c
index 2accde1f362..dc3bd33883f 100644
--- a/clang/test/CodeGen/thinlto-debug-pm.c
+++ b/clang/test/CodeGen/thinlto-debug-pm.c
@@ -1,10 +1,17 @@
-// Test to ensure -fdebug-pass-manager works when invoking the
-// ThinLTO backend path with the new PM.
+// Test to ensure the opt level is passed down to the ThinLTO backend.
// REQUIRES: x86-registered-target
// RUN: %clang_cc1 -o %t.o -flto=thin -fexperimental-new-pass-manager -triple x86_64-unknown-linux-gnu -emit-llvm-bc %s
// RUN: llvm-lto -thinlto -o %t %t.o
-// RUN: %clang_cc1 -triple x86_64-unknown-linux-gnu -emit-obj -O2 -o %t2.o -x ir %t.o -fthinlto-index=%t.thinlto.bc -fdebug-pass-manager -fexperimental-new-pass-manager 2>&1 | FileCheck %s
-// CHECK: Running pass:
+
+// RUN: %clang_cc1 -triple x86_64-unknown-linux-gnu -emit-obj -O2 -o %t2.o -x ir %t.o -fthinlto-index=%t.thinlto.bc -fdebug-pass-manager -fexperimental-new-pass-manager 2>&1 | FileCheck %s --check-prefix=O2-NEWPM
+// RUN: %clang_cc1 -triple x86_64-unknown-linux-gnu -emit-obj -O0 -o %t2.o -x ir %t.o -fthinlto-index=%t.thinlto.bc -fdebug-pass-manager -fexperimental-new-pass-manager 2>&1 | FileCheck %s --check-prefix=O0-NEWPM
+// O2-NEWPM: Running pass: LoopVectorizePass
+// O0-NEWPM-NOT: Running pass: LoopVectorizePass
+
+// RUN: %clang_cc1 -triple x86_64-unknown-linux-gnu -emit-obj -O2 -o %t2.o -x ir %t.o -fthinlto-index=%t.thinlto.bc -mllvm -debug-pass=Structure 2>&1 | FileCheck %s --check-prefix=O2-OLDPM
+// RUN: %clang_cc1 -triple x86_64-unknown-linux-gnu -emit-obj -O0 -o %t2.o -x ir %t.o -fthinlto-index=%t.thinlto.bc -mllvm -debug-pass=Structure 2>&1 | FileCheck %s --check-prefix=O0-OLDPM
+// O2-OLDPM: Loop Vectorization
+// O0-OLDPM-NOT: Loop Vectorization
void foo() {
}
diff --git a/clang/test/CodeGen/thinlto-distributed-cfi-devirt.ll b/clang/test/CodeGen/thinlto-distributed-cfi-devirt.ll
index 2ecf149b061..0bc23eb7733 100644
--- a/clang/test/CodeGen/thinlto-distributed-cfi-devirt.ll
+++ b/clang/test/CodeGen/thinlto-distributed-cfi-devirt.ll
@@ -39,12 +39,12 @@
; CHECK-DIS: ^2 = typeid: (name: "_ZTS1A", summary: (typeTestRes: (kind: allOnes, sizeM1BitWidth: 7), wpdResolutions: ((offset: 0, wpdRes: (kind: branchFunnel)), (offset: 8, wpdRes: (kind: singleImpl, singleImplName: "_ZN1A1nEi"))))) ; guid = 7004155349499253778
; RUN: %clang_cc1 -triple x86_64-grtev4-linux-gnu \
-; RUN: -emit-obj -fthinlto-index=%t.o.thinlto.bc \
+; RUN: -emit-obj -fthinlto-index=%t.o.thinlto.bc -O2 \
; RUN: -emit-llvm -o - -x ir %t.o | FileCheck %s --check-prefixes=CHECK-IR
; Check that backend does not fail generating native code.
; RUN: %clang_cc1 -triple x86_64-grtev4-linux-gnu \
-; RUN: -emit-obj -fthinlto-index=%t.o.thinlto.bc \
+; RUN: -emit-obj -fthinlto-index=%t.o.thinlto.bc -O2 \
; RUN: -o %t.native.o -x ir %t.o
target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
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