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AsmPrinter: Suppress warnings on GCC from r238362, NFC

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GCC seems to have some overzealous warnings about strict aliasing.
Rafael reports that this patch suppresses them on GCC 4.9, and I'm
hoping this will work for GCC 4.7 as well.  I'll watch [1] and iterate
if necessary.

[1]: http://bb.pgr.jp/builders/clang-3stage-x86_64-linux/builds/8597

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@238447 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Duncan P. N. Exon Smith 2015-05-28 18:09:13 +00:00
parent fd64e0f71a
commit 3899951490
1 changed files with 8 additions and 8 deletions
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16
include/llvm/CodeGen/DIE.h
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@ -340,11 +340,11 @@ private:
new (reinterpret_cast<void *>(Val.buffer)) T(V);
}
template <class T> T &get() { return *reinterpret_cast<T *>(Val.buffer); }
template <class T> const T &get() const {
return *reinterpret_cast<const T *>(Val.buffer);
template <class T> T *get() { return reinterpret_cast<T *>(Val.buffer); }
template <class T> const T *get() const {
return reinterpret_cast<const T *>(Val.buffer);
}
template <class T> void destruct() { get<T>().~T(); }
template <class T> void destruct() { get<T>()->~T(); }
/// Destroy the underlying value.
///
@ -378,11 +378,11 @@ private:
return;
#define HANDLE_DIEVALUE_SMALL(T) \
case is##T: \
construct<DIE##T>(X.get<DIE##T>()); \
construct<DIE##T>(*X.get<DIE##T>()); \
return;
#define HANDLE_DIEVALUE_LARGE(T) \
case is##T: \
construct<const DIE##T *>(X.get<const DIE##T *>()); \
construct<const DIE##T *>(*X.get<const DIE##T *>()); \
return;
#include "llvm/CodeGen/DIEValue.def"
}
@ -425,12 +425,12 @@ public:
#define HANDLE_DIEVALUE_SMALL(T) \
const DIE##T &getDIE##T() const { \
assert(getType() == is##T && "Expected " #T); \
return get<DIE##T>(); \
return *get<DIE##T>(); \
}
#define HANDLE_DIEVALUE_LARGE(T) \
const DIE##T &getDIE##T() const { \
assert(getType() == is##T && "Expected " #T); \
return *get<const DIE##T *>(); \
return **get<const DIE##T *>(); \
}
#include "llvm/CodeGen/DIEValue.def"