diff options
| author | James Molloy <james.molloy@arm.com> | 2011-11-23 13:35:08 +0000 |
|---|---|---|
| committer | James Molloy <james.molloy@arm.com> | 2011-11-23 13:35:08 +0000 |
| commit | a6d81f9a2d236ae21491455f649ea765123f6fc7 (patch) | |
| tree | eb79818935d00b5c83fac85162a6f18390e6a2d4 /lib/Basic/Targets.cpp | |
| parent | 1a3246ad0a4d65dbfe2c70f0431082b2296ee48f (diff) | |
AAPCS compliance - 32-bit wchar_t should be unsigned for both aapcs and aapcs-linux.
Original behaviour of defining wchar_t as signed int has been kept for apcs-gnu as I don't have any spec for this to validate against.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@145102 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Basic/Targets.cpp')
| -rw-r--r-- | lib/Basic/Targets.cpp | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/lib/Basic/Targets.cpp b/lib/Basic/Targets.cpp index 06e79261e9..1dcdf93ba7 100644 --- a/lib/Basic/Targets.cpp +++ b/lib/Basic/Targets.cpp @@ -2404,6 +2404,8 @@ public: { SizeType = UnsignedInt; PtrDiffType = SignedInt; + // AAPCS 7.1.1, ARM-Linux ABI 2.4: type of wchar_t is unsigned int. + WCharType = UnsignedInt; // {} in inline assembly are neon specifiers, not assembly variant // specifiers. @@ -2442,6 +2444,9 @@ public: DoubleAlign = LongLongAlign = LongDoubleAlign = 32; SizeType = UnsignedLong; + // Revert to using SignedInt on apcs-gnu to comply with existing behaviour. + WCharType = SignedInt; + // Do not respect the alignment of bit-field types when laying out // structures. This corresponds to PCC_BITFIELD_TYPE_MATTERS in gcc. UseBitFieldTypeAlignment = false; |