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Commit 38f082f0 authored by Yi Kong's avatar Yi Kong
Browse files

Workaround Clang hangs indefinitely 

When building the function under -O1, Clang hangs indefinitely. It works
fine under either -O0 or -O2. Workaround by turning off optimization for
just the offending function.

Test: presubmit
Bug: 296850773
Bug: 294796809
Change-Id: Ia72a9e9e56183d71296cd5d8628461197cb5b2a4
parent 7f2619dd

neuralnetworks/1.2/utils/test/DeviceTest.cpp

+5 −0
Original line number Diff line number Diff line
@@ -54,6 +54,10 @@ constexpr V1_0::PerformanceInfo kNoPerformanceInfo = { 
        .execTime = std::numeric_limits<float>::max(),

        .powerUsage = std::numeric_limits<float>::max()};



// FIXME: This function causes Clang to hang indefinitely when building with

// -O1. Turn off optimization as a temporary workaround.

// http://b/296850773

#pragma clang optimize off

template <typename... Args>

auto makeCallbackReturn(Args&&... args) {

    return [argPack = std::make_tuple(std::forward<Args>(args)...)](const auto& cb) {
@@ -61,6 +65,7 @@ auto makeCallbackReturn(Args&&... args) { 
        return Void();

    };

}

#pragma clang optimize on



sp<MockDevice> createMockDevice() {

    const auto mockDevice = MockDevice::create();