diff options
Diffstat (limited to 'lib/Sema/SemaType.cpp')
| -rw-r--r-- | lib/Sema/SemaType.cpp | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/lib/Sema/SemaType.cpp b/lib/Sema/SemaType.cpp index 04440ef9a5..2eb2c0b7cf 100644 --- a/lib/Sema/SemaType.cpp +++ b/lib/Sema/SemaType.cpp @@ -680,7 +680,13 @@ QualType Sema::BuildArrayType(QualType T, ArrayType::ArraySizeModifier ASM, return QualType(); } + // Do lvalue-to-rvalue conversions on the array size expression. + if (ArraySize && !ArraySize->isRValue()) + DefaultLvalueConversion(ArraySize); + // C99 6.7.5.2p1: The size expression shall have integer type. + // TODO: in theory, if we were insane, we could allow contextual + // conversions to integer type here. if (ArraySize && !ArraySize->isTypeDependent() && !ArraySize->getType()->isIntegralOrUnscopedEnumerationType()) { Diag(ArraySize->getLocStart(), diag::err_array_size_non_int) |