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authorChad Rosier <mcrosier@apple.com>2011-07-26 07:03:04 +0000
committerChad Rosier <mcrosier@apple.com>2011-07-26 07:03:04 +0000
commit9f1210c3280104417a4ad30f0a00825ac8fa718a (patch)
tree83f234ecc9559fa8695ae5664c56e3dc59e6614b /lib/AST
parent108f756bebd991eaa980cfb9994353612a2e5ff6 (diff)
After further discussion it has been determined that alignof should report
the preferred alignment. Thus, revert r135934, r135935, and r135940. git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@136062 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/AST')
-rw-r--r--lib/AST/ASTContext.cpp5
-rw-r--r--lib/AST/ExprConstant.cpp13
2 files changed, 5 insertions, 13 deletions
diff --git a/lib/AST/ASTContext.cpp b/lib/AST/ASTContext.cpp
index c6e2c20df7..5463b7b7b0 100644
--- a/lib/AST/ASTContext.cpp
+++ b/lib/AST/ASTContext.cpp
@@ -696,10 +696,7 @@ CharUnits ASTContext::getDeclAlign(const Decl *D, bool RefAsPointee) const {
// Walk through any array types while we're at it.
T = getBaseElementType(arrayType);
}
- if (Target.usePreferredTypeAlign())
- Align = std::max(Align, getPreferredTypeAlign(T.getTypePtr()));
- else
- Align = std::max(Align, getTypeAlign(T.getTypePtr()));
+ Align = std::max(Align, getPreferredTypeAlign(T.getTypePtr()));
}
// Fields can be subject to extra alignment constraints, like if
diff --git a/lib/AST/ExprConstant.cpp b/lib/AST/ExprConstant.cpp
index 1435627562..fdcff0a4da 100644
--- a/lib/AST/ExprConstant.cpp
+++ b/lib/AST/ExprConstant.cpp
@@ -1592,15 +1592,10 @@ CharUnits IntExprEvaluator::GetAlignOfType(QualType T) {
// result shall be the alignment of the referenced type."
if (const ReferenceType *Ref = T->getAs<ReferenceType>())
T = Ref->getPointeeType();
-
- // __alignof defaults to returning the preferred alignment, but
- // can be overridden by the specific target.
- if (Info.Ctx.Target.usePreferredTypeAlign())
- return Info.Ctx.toCharUnitsFromBits(
- Info.Ctx.getPreferredTypeAlign(T.getTypePtr()));
- else
- return Info.Ctx.toCharUnitsFromBits(
- Info.Ctx.getTypeAlign(T.getTypePtr()));
+
+ // __alignof is defined to return the preferred alignment.
+ return Info.Ctx.toCharUnitsFromBits(
+ Info.Ctx.getPreferredTypeAlign(T.getTypePtr()));
}
CharUnits IntExprEvaluator::GetAlignOfExpr(const Expr *E) {