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authorJohn McCall <rjmccall@apple.com>2011-08-26 05:38:08 +0000
committerJohn McCall <rjmccall@apple.com>2011-08-26 05:38:08 +0000
commita8a39bc3465a4bb890b4250573d8cf7a99c12666 (patch)
treed4dab59c9a38b2b3cd535f66d730a376ccefbab1
parentc66d50d1a2279831d59f05d3d9834771b792697a (diff)
downloadbcm5719-llvm-a8a39bc3465a4bb890b4250573d8cf7a99c12666.tar.gz
bcm5719-llvm-a8a39bc3465a4bb890b4250573d8cf7a99c12666.zip
An initialization does not alias.
llvm-svn: 138624
-rw-r--r--clang/lib/CodeGen/CGExpr.cpp3
-rw-r--r--clang/test/CodeGenCXX/exceptions.cpp4
2 files changed, 6 insertions, 1 deletions
diff --git a/clang/lib/CodeGen/CGExpr.cpp b/clang/lib/CodeGen/CGExpr.cpp
index 1ed24ccd65f..88536e2acd0 100644
--- a/clang/lib/CodeGen/CGExpr.cpp
+++ b/clang/lib/CodeGen/CGExpr.cpp
@@ -138,7 +138,8 @@ void CodeGenFunction::EmitAnyExprToMem(const Expr *E,
else if (hasAggregateLLVMType(E->getType()))
EmitAggExpr(E, AggValueSlot::forAddr(Location, Quals,
AggValueSlot::IsDestructed_t(IsInit),
- AggValueSlot::DoesNotNeedGCBarriers));
+ AggValueSlot::DoesNotNeedGCBarriers,
+ AggValueSlot::IsAliased_t(!IsInit)));
else {
RValue RV = RValue::get(EmitScalarExpr(E, /*Ignore*/ false));
LValue LV = MakeAddrLValue(Location, E->getType());
diff --git a/clang/test/CodeGenCXX/exceptions.cpp b/clang/test/CodeGenCXX/exceptions.cpp
index 4a32de024a3..18a3d108dd3 100644
--- a/clang/test/CodeGenCXX/exceptions.cpp
+++ b/clang/test/CodeGenCXX/exceptions.cpp
@@ -394,7 +394,11 @@ namespace test7 {
// Just don't crash.
namespace test8 {
struct A {
+ // Having both of these is required to trigger the assert we're
+ // trying to avoid.
A(const A&);
+ A&operator=(const A&);
+
~A();
};
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