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Match pointer of compatible vection types. 

// rdar://9208404

llvm-svn: 129536
This commit is contained in:
Fariborz Jahanian 2011-04-14 20:33:36 +00:00
parent af670a81e9
commit bc2ee9382c
2 changed files with 35 additions and 0 deletions
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8
clang/lib/Sema/SemaOverload.cpp
View File

@ -1661,6 +1661,14 @@ bool Sema::IsPointerConversion(Expr *From, QualType FromType, QualType ToType,
return true;
}
if (FromPointeeType->isVectorType() && ToPointeeType->isVectorType() &&
Context.areCompatibleVectorTypes(FromPointeeType, ToPointeeType)) {
ConvertedType = BuildSimilarlyQualifiedPointerType(FromTypePtr,
ToPointeeType,
ToType, Context);
return true;
}
return false;
}

27
clang/test/SemaCXX/neon-vector-types.cpp Normal file
View File

@ -0,0 +1,27 @@
// RUN: %clang_cc1 -fsyntax-only -verify %s
// rdar://9208404
typedef int MP4Err;
typedef float Float32;
typedef float float32_t;
typedef __attribute__((neon_vector_type(4))) float32_t float32x4_t;
typedef float vFloat __attribute__((__vector_size__(16)));
typedef vFloat VFLOAT;
typedef unsigned long UInt32;
extern int bar (float32x4_t const *p);
int foo (const Float32 *realBufPtr) {
float32x4_t const *vRealPtr = (VFLOAT *)&realBufPtr[0];
return bar(vRealPtr);
}
MP4Err autoCorrelation2nd_Neon(Float32 *alphar, Float32 *alphai,
const Float32 *realBufPtr,
const Float32 *imagBufPtr,
const UInt32 len)
{
float32x4_t const *vRealPtr = (VFLOAT *)&realBufPtr[0];
return 0;
}