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Apply g++ 4.7 workaround in hash set macros to this compiler only

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This workaround was already disabled for MSVC, as it resulted in a
warning there, but it also gives a similar warning with clang and it
seems better to restrict this workaround to gcc only rather than
excluding another compiler.
This commit is contained in:
Vadim Zeitlin
2019-01-04 23:48:36 +01:00
parent dcee3ce899
commit fee0decbb0
1 changed files with 6 additions and 6 deletions
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12
include/wx/hashset.h
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@@ -75,13 +75,13 @@ public: \
// the names of the hasher and comparator classes are interpreted as naming // the names of the hasher and comparator classes are interpreted as naming
// the base class which is inaccessible. // the base class which is inaccessible.
// The workaround is to prefix the class names with 'struct'; however, don't // The workaround is to prefix the class names with 'struct'; however, don't
// do this on MSVC because it causes a warning there if the class was // do this unconditionally, as with other compilers (both MSVC and clang)
// declared as a 'class' rather than a 'struct' (and MSVC's std::unordered_set // doing it causes a warning if the class was declared as a 'class' rather than
// implementation does not suffer from the access problem). // a 'struct'.
#ifdef _MSC_VER #if defined(__GNUC__) && (__GNUC__ == 4) && (__GNUC_MINOR__ == 7)
#define WX_MAYBE_PREFIX_WITH_STRUCT(STRUCTNAME) STRUCTNAME
#else
#define WX_MAYBE_PREFIX_WITH_STRUCT(STRUCTNAME) struct STRUCTNAME #define WX_MAYBE_PREFIX_WITH_STRUCT(STRUCTNAME) struct STRUCTNAME
#else
#define WX_MAYBE_PREFIX_WITH_STRUCT(STRUCTNAME) STRUCTNAME
#endif #endif
#define _WX_DECLARE_HASH_SET( KEY_T, HASH_T, KEY_EQ_T, PTROP, CLASSNAME, CLASSEXP ) \ #define _WX_DECLARE_HASH_SET( KEY_T, HASH_T, KEY_EQ_T, PTROP, CLASSNAME, CLASSEXP ) \