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Make Optional<T>'s operator bool 'explicit' in C++11

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Provides a general way to add 'explicit' for conversion operators (a no-op when
compiling as C++98).

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@175723 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
David Blaikie
2013-02-21 06:05:57 +00:00
parent 214df4285a
commit 2bbc19c1c6
2 changed files with 11 additions and 1 deletions
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2
include/llvm/ADT/Optional.h
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@@ -86,7 +86,7 @@ public:
const T& getValue() const LLVM_LVALUE_FUNCTION { assert(hasVal); return *getPointer(); }
T& getValue() LLVM_LVALUE_FUNCTION { assert(hasVal); return *getPointer(); }
operator bool() const { return hasVal; }
LLVM_EXPLICIT operator bool() const { return hasVal; }
bool hasValue() const { return hasVal; }
const T* operator->() const { return getPointer(); }
T* operator->() { return getPointer(); }