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authorDouglas Gregor <dgregor@apple.com>2009-09-04 17:36:40 +0000
committerDouglas Gregor <dgregor@apple.com>2009-09-04 17:36:40 +0000
commitad8a336b40370822fd95eadf2efdaa7d8122b983 (patch)
treecf73874162e49f08a8294b50fcee0a97dace8c29 /clang/lib/CodeGen/CGExprScalar.cpp
parent5673c0aacefd40f9eb760db2cb7dcfb7d7464d8d (diff)
downloadbcm5719-llvm-ad8a336b40370822fd95eadf2efdaa7d8122b983.tar.gz
bcm5719-llvm-ad8a336b40370822fd95eadf2efdaa7d8122b983.zip
Implement AST, semantics, and CodeGen for C++ pseudo-destructor
expressions, e.g., p->~T() when p is a pointer to a scalar type. We don't currently diagnose errors when pseudo-destructor expressions are used in any way other than by forming a call. llvm-svn: 81009
Diffstat (limited to 'clang/lib/CodeGen/CGExprScalar.cpp')
-rw-r--r--clang/lib/CodeGen/CGExprScalar.cpp12
1 files changed, 11 insertions, 1 deletions
diff --git a/clang/lib/CodeGen/CGExprScalar.cpp b/clang/lib/CodeGen/CGExprScalar.cpp
index 4496c538d3c..8732dc91309 100644
--- a/clang/lib/CodeGen/CGExprScalar.cpp
+++ b/clang/lib/CodeGen/CGExprScalar.cpp
@@ -305,7 +305,17 @@ public:
CGF.EmitCXXDeleteExpr(E);
return 0;
}
-
+
+ Value *VisitCXXPseudoDestructorExpr(const CXXPseudoDestructorExpr *E) {
+ // C++ [expr.pseudo]p1:
+ // The result shall only be used as the operand for the function call
+ // operator (), and the result of such a call has type void. The only
+ // effect is the evaluation of the postfix-expression before the dot or
+ // arrow.
+ CGF.EmitScalarExpr(E->getBase());
+ return 0;
+ }
+
// Binary Operators.
Value *EmitMul(const BinOpInfo &Ops) {
if (CGF.getContext().getLangOptions().OverflowChecking
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