}
#define _mm_slli_si128(a, count) __extension__ ({ \
+ _Pragma("clang diagnostic push") _Pragma("clang diagnostic ignored \"-Wshadow\""); \
__m128i __a = (a); \
+ _Pragma("clang diagnostic pop"); \
(__m128i)__builtin_ia32_pslldqi128(__a, (count)*8); })
static __inline__ __m128i __attribute__((__always_inline__, __nodebug__))
#define _mm_srli_si128(a, count) __extension__ ({ \
+ _Pragma("clang diagnostic push") _Pragma("clang diagnostic ignored \"-Wshadow\""); \
__m128i __a = (a); \
+ _Pragma("clang diagnostic pop"); \
(__m128i)__builtin_ia32_psrldqi128(__a, (count)*8); })
static __inline__ __m128i __attribute__((__always_inline__, __nodebug__))
}
#define _mm_shuffle_epi32(a, imm) __extension__ ({ \
+ _Pragma("clang diagnostic push") _Pragma("clang diagnostic ignored \"-Wshadow\""); \
__m128i __a = (a); \
+ _Pragma("clang diagnostic pop"); \
(__m128i)__builtin_shufflevector((__v4si)__a, (__v4si) _mm_set1_epi32(0), \
(imm) & 0x3, ((imm) & 0xc) >> 2, \
((imm) & 0x30) >> 4, ((imm) & 0xc0) >> 6); })
#define _mm_shufflelo_epi16(a, imm) __extension__ ({ \
+ _Pragma("clang diagnostic push") _Pragma("clang diagnostic ignored \"-Wshadow\""); \
__m128i __a = (a); \
+ _Pragma("clang diagnostic pop"); \
(__m128i)__builtin_shufflevector((__v8hi)__a, (__v8hi) _mm_set1_epi16(0), \
(imm) & 0x3, ((imm) & 0xc) >> 2, \
((imm) & 0x30) >> 4, ((imm) & 0xc0) >> 6, \
4, 5, 6, 7); })
#define _mm_shufflehi_epi16(a, imm) __extension__ ({ \
+ _Pragma("clang diagnostic push") _Pragma("clang diagnostic ignored \"-Wshadow\""); \
__m128i __a = (a); \
+ _Pragma("clang diagnostic pop"); \
(__m128i)__builtin_shufflevector((__v8hi)__a, (__v8hi) _mm_set1_epi16(0), \
0, 1, 2, 3, \
4 + (((imm) & 0x03) >> 0), \
}
#define _mm_shuffle_pd(a, b, i) __extension__ ({ \
+ _Pragma("clang diagnostic push") _Pragma("clang diagnostic ignored \"-Wshadow\""); \
__m128d __a = (a); \
__m128d __b = (b); \
+ _Pragma("clang diagnostic pop"); \
__builtin_shufflevector(__a, __b, (i) & 1, (((i) & 2) >> 1) + 2); })
static __inline__ __m128 __attribute__((__always_inline__, __nodebug__))
// RUN: %clang_cc1 -verify -fsyntax-only -fblocks -Wshadow %s
+#include <emmintrin.h>
+
int i; // expected-note 3 {{previous declaration is here}}
void foo() {
void test8() {
int bob; // expected-warning {{declaration shadows a variable in the global scope}}
}
+
+// Test that using two macros from emmintrin do not cause a
+// useless -Wshadow warning.
+void rdar10679282() {
+ __m128i qf = _mm_setzero_si128();
+ qf = _mm_slli_si128(_mm_add_epi64(qf, _mm_srli_si128(qf, 8)), 8); // no-warning
+ (void) qf;
+}