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Make format_object_base's destructor protected and non-virtual.

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It's not meant to be used with operator delete and this avoids emitting virtual
dtors for every derived format object.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@216170 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Benjamin Kramer 2014-08-21 11:22:05 +00:00
parent 0edc5e8391
commit 67e5178cef
1 changed files with 7 additions and 7 deletions
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14
include/llvm/Support/Format.h
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@ -41,6 +41,7 @@ namespace llvm {
class format_object_base {
protected:
const char *Fmt;
~format_object_base() {} // Disallow polymorphic deletion.
virtual void home(); // Out of line virtual method.
/// Call snprintf() for this object, on the given buffer and size.
@ -48,7 +49,6 @@ protected:
public:
format_object_base(const char *fmt) : Fmt(fmt) {}
virtual ~format_object_base() {}
/// Format the object into the specified buffer. On success, this returns
/// the length of the formatted string. If the buffer is too small, this
@ -79,7 +79,7 @@ public:
/// returns whether or not it is big enough.
template <typename T>
class format_object1 : public format_object_base {
class format_object1 final : public format_object_base {
T Val;
public:
format_object1(const char *fmt, const T &val)
@ -92,7 +92,7 @@ public:
};
template <typename T1, typename T2>
class format_object2 : public format_object_base {
class format_object2 final : public format_object_base {
T1 Val1;
T2 Val2;
public:
@ -106,7 +106,7 @@ public:
};
template <typename T1, typename T2, typename T3>
class format_object3 : public format_object_base {
class format_object3 final : public format_object_base {
T1 Val1;
T2 Val2;
T3 Val3;
@ -121,7 +121,7 @@ public:
};
template <typename T1, typename T2, typename T3, typename T4>
class format_object4 : public format_object_base {
class format_object4 final : public format_object_base {
T1 Val1;
T2 Val2;
T3 Val3;
@ -138,7 +138,7 @@ public:
};
template <typename T1, typename T2, typename T3, typename T4, typename T5>
class format_object5 : public format_object_base {
class format_object5 final : public format_object_base {
T1 Val1;
T2 Val2;
T3 Val3;
@ -158,7 +158,7 @@ public:
template <typename T1, typename T2, typename T3, typename T4, typename T5,
typename T6>
class format_object6 : public format_object_base {
class format_object6 final : public format_object_base {
T1 Val1;
T2 Val2;
T3 Val3;