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Commit 51c2088f authored by Treehugger Robot's avatar Treehugger Robot Committed by Gerrit Code Review
Browse files

Merge "Usage suggestions."

parents e1d9e7c3 b8f152d3

libutils/include/utils/Atomic.h

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@@ -17,6 +17,8 @@ 
#ifndef ANDROID_UTILS_ATOMIC_H

#define ANDROID_UTILS_ATOMIC_H



// DO NOT USE: Please instead use std::atomic



#include <cutils/atomic.h>



#endif // ANDROID_UTILS_ATOMIC_H

libutils/include/utils/BitSet.h

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@@ -22,6 +22,8 @@ 


/*

 * Contains some bit manipulation helpers.

 *

 * DO NOT USE: std::bitset<32> or std::bitset<64> preferred

 */



namespace android {

libutils/include/utils/Condition.h

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@@ -34,6 +34,8 @@ 
namespace android {

// ---------------------------------------------------------------------------



// DO NOT USE: please use std::condition_variable instead.



/*

 * Condition variable class.  The implementation is system-dependent.

 *

libutils/include/utils/Debug.h

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@@ -29,6 +29,8 @@ template<> struct CompileTimeAssert<true> {}; 
#define COMPILE_TIME_ASSERT(_exp) \

    template class CompileTimeAssert< (_exp) >;

#endif



// DO NOT USE: Please use static_assert instead

#define COMPILE_TIME_ASSERT_FUNCTION_SCOPE(_exp) \

    CompileTimeAssert<( _exp )>();

libutils/include/utils/Flattenable.h

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@@ -33,13 +33,13 @@ class FlattenableUtils { 
public:

    template<size_t N>

    static size_t align(size_t size) {

        COMPILE_TIME_ASSERT_FUNCTION_SCOPE( !(N & (N-1)) );

        static_assert(!(N & (N - 1)), "Can only align to a power of 2.");

        return (size + (N-1)) & ~(N-1);

    }



    template<size_t N>

    static size_t align(void const*& buffer) {

        COMPILE_TIME_ASSERT_FUNCTION_SCOPE( !(N & (N-1)) );

        static_assert(!(N & (N - 1)), "Can only align to a power of 2.");

        uintptr_t b = uintptr_t(buffer);

        buffer = reinterpret_cast<void*>((uintptr_t(buffer) + (N-1)) & ~(N-1));

        return size_t(uintptr_t(buffer) - b);