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Simplier repro case for #594

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This commit is contained in:
Christophe Riccio 2017-01-04 23:30:44 +01:00
parent e75859cb0a
commit 26a013a4f8
1 changed files with 11 additions and 12 deletions
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23
test/bug/bug_ms_vec_static.cpp
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@ -1,36 +1,35 @@
template<typename T> struct vec2; template<typename T> struct vec2;
template<typename T>
struct _swizzle_base0 struct _swizzle_base0
{ {
char _buffer[1]; char _buffer[1];
}; };
template<typename T, int E0, int E1, int E2, int E3> template<int E0, int E1, int E2, int E3>
struct _swizzle_base1 : public _swizzle_base0<T> struct _swizzle_base1 : public _swizzle_base0
{ {
}; };
template<typename T, int E0, int E1> template<int E0, int E1>
struct _swizzle_base1<T, E0,E1,-1,-2> : public _swizzle_base0<T> struct _swizzle_base1<E0,E1,-1,-2> : public _swizzle_base0
{ {
}; };
template<typename T, int E0, int E1, int E2, int E3, int DUPLICATE_ELEMENTS> template<int E0, int E1, int E2, int E3, int DUPLICATE_ELEMENTS>
struct _swizzle_base2 : public _swizzle_base1<T, E0,E1,E2,E3> struct _swizzle_base2 : public _swizzle_base1<E0,E1,E2,E3>
{ {
}; };
template<typename T, int E0, int E1, int E2, int E3> template<int E0, int E1, int E2, int E3>
struct _swizzle_base2<T, E0,E1,E2,E3, 1> : public _swizzle_base1<T, E0,E1,E2,E3> struct _swizzle_base2<E0,E1,E2,E3, 1> : public _swizzle_base1<E0,E1,E2,E3>
{ {
}; };
template<typename T, int E0, int E1, int E2, int E3> template<int E0, int E1, int E2, int E3>
struct _swizzle : public _swizzle_base2<T, E0, E1, E2, E3, (E0 == E1 || E0 == E2 || E0 == E3 || E1 == E2 || E1 == E3 || E2 == E3)> struct _swizzle : public _swizzle_base2<E0, E1, E2, E3, (E0 == E1 || E0 == E2 || E0 == E3 || E1 == E2 || E1 == E3 || E2 == E3)>
{ {
}; };
@ -45,7 +44,7 @@ struct vec2
union union
{ {
struct { T x, y; }; struct { T x, y; };
struct { _swizzle<T, 0,0,-1,-2> xx; }; struct { _swizzle<0,0,-1,-2> xx; };
}; };
}; };