Binary compatibility report for the V8 library between 3.21.13 and 3.21.14 versions on x86
Test Info
| Library Name | V8 |
|---|
| Version #1 | 3.21.13 |
|---|
| Version #2 | 3.21.14 |
|---|
| CPU Type | x86 |
|---|
| GCC Version | 4.6.1 |
|---|
Test Results
| Total Header Files | 5 |
|---|
| Total Shared Libraries | 1 |
|---|
| Total Symbols / Types | 555 / 376 |
|---|
| Verdict | Incompatible
(1.2%) |
|---|
Problem Summary
| Severity | Count |
|---|
| Added Symbols | - | 0 |
|---|
| Removed Symbols | High | 6 |
|---|
Problems with
Data Types | High | 0 |
|---|
| Medium | 2 |
| Low | 0 |
Problems with
Symbols | High | 0 |
|---|
| Medium | 0 |
| Low | 1 |
Problems with
Constants | Low | 0 |
|---|
Removed Symbols (6)
v8.h,
libv8.so
namespace v8
ArrayBuffer::Allocator::AllocateUninitialized ( size_t length )
[symbol: _ZN2v811ArrayBuffer9Allocator21AllocateUninitializedEj]
ArrayBuffer::Allocator::Free ( void* data )
[symbol: _ZN2v811ArrayBuffer9Allocator4FreeEPv]
ArrayBuffer::Allocator::Free ( void* data, size_t length )
[symbol: _ZN2v811ArrayBuffer9Allocator4FreeEPvj]
ArrayBuffer::Allocator::~Allocator [in-charge-deleting] ( )
[symbol: _ZN2v811ArrayBuffer9AllocatorD0Ev]
ArrayBuffer::Allocator::~Allocator [in-charge] ( )
[symbol: _ZN2v811ArrayBuffer9AllocatorD1Ev]
vtable for ArrayBuffer::Allocator [data]
[symbol: _ZTVN2v811ArrayBuffer9AllocatorE]
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Problems with Data Types, Medium Severity (2)
v8.h
namespace v8
[+] class ArrayBuffer::Allocator (2)
| Change |
Effect |
| 1 | Virtual method void* ArrayBuffer::Allocator::AllocateUninitialized(unsigned int) became pure. | Old applications will not provide implementation for this pure virtual method. This may result in crash or incorrect behavior of applications. |
|---|
| 2 | Virtual method void ArrayBuffer::Allocator::Free(void*,unsigned int) became pure. | Old applications will not provide implementation for this pure virtual method. This may result in crash or incorrect behavior of applications. |
|---|
[+] show v-table (old and new)
| Offset | Virtual Table (Old) - 8 entries | Virtual Table (New) - 7 entries |
|---|
| 0 |
(int (*)(...))0 |
(int (*)(...))0 |
|---|
| 4 |
(int (*)(...))(& typeinfo) |
(int (*)(...))(& typeinfo) |
|---|
| 8 |
ArrayBuffer::~Allocator |
ArrayBuffer::~Allocator |
|---|
| 12 |
ArrayBuffer::~Allocator |
ArrayBuffer::~Allocator |
|---|
| 16 |
__cxa_pure_virtual |
__cxa_pure_virtual |
|---|
| 20 |
ArrayBuffer::Allocator::AllocateUninitialized |
__cxa_pure_virtual |
|---|
| 24 |
ArrayBuffer::Allocator::Free |
__cxa_pure_virtual |
|---|
| 28 |
ArrayBuffer::Allocator::Free |
|
|---|
[+] affected symbols (1)
ArrayBuffer::Allocator::Allocate ( size_t length )This method is from 'ArrayBuffer::Allocator' class.
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Problems with Symbols, Low Severity (1)
v8.h
namespace v8::internal
[+] Internals::kEmptyStringRootIndex [data] (1)
[symbol: _ZN2v88internal9Internals21kEmptyStringRootIndexE]
| Change | Effect |
|---|
| 1 | The initial value of this global data has been changed from 133 to 131. | Applications will use an old value of this data instead of the new one. This may cause incorrect behavior of applications. |
|---|
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Header Files (5)
v8-preparser.h
v8-profiler.h
v8.h
v8config.h
v8stdint.h
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Shared Libraries (1)
libv8.so
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