зеркало из https://github.com/microsoft/clang-1.git
39 строки
1.2 KiB
C
39 строки
1.2 KiB
C
// RUN: %clang_cc1 -fsyntax-only %s -verify -Wvector-conversions
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typedef long long t1 __attribute__ ((vector_size (8)));
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typedef char t2 __attribute__ ((vector_size (16)));
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typedef float t3 __attribute__ ((vector_size (16)));
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void f()
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{
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t1 v1;
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t2 v2;
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t3 v3;
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v2 = (t2)v1; // -expected-error {{invalid conversion between vector type \
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't2' and 't1' of different size}}
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v1 = (t1)v2; // -expected-error {{invalid conversion between vector type \
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't1' and 't2' of different size}}
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v3 = (t3)v2;
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v1 = (t1)(char *)10; // -expected-error {{invalid conversion between vector \
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type 't1' and scalar type 'char *'}}
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v1 = (t1)(long long)10;
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v1 = (t1)(short)10; // -expected-error {{invalid conversion between vector \
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type 't1' and integer type 'short' of different size}}
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long long r1 = (long long)v1;
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short r2 = (short)v1; // -expected-error {{invalid conversion between vector \
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type 't1' and integer type 'short' of different size}}
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char *r3 = (char *)v1; // -expected-error {{invalid conversion between vector\
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type 't1' and scalar type 'char *'}}
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}
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void f2(t2 X);
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void f3(t3 Y) {
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f2(Y); // expected-warning {{incompatible vector types passing 't3', expected 't2'}}
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}
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