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Fix a bug in the emission of __real/__imag l-values on scalar operands.

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Fix a bug in the emission of complex compound assignment l-values.
Introduce a method to emit an expression whose value isn't relevant.
Make that method evaluate its operand as an l-value if it is one.
Fixes our volatile compliance in C++.

llvm-svn: 120931
This commit is contained in:
John McCall
2010-12-05 02:00:02 +00:00
parent 77a11c6174
commit a2342eb857
9 changed files with 78 additions and 75 deletions
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4
clang/lib/CodeGen/CGExprAgg.cpp
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@@ -362,7 +362,7 @@ void AggExprEmitter::VisitObjCPropertyRefExpr(ObjCPropertyRefExpr *E) {
}
void AggExprEmitter::VisitBinComma(const BinaryOperator *E) {
CGF.EmitAnyExpr(E->getLHS(), AggValueSlot::ignored(), true);
CGF.EmitIgnoredExpr(E->getLHS());
Visit(E->getRHS());
}
@@ -547,7 +547,7 @@ AggExprEmitter::EmitInitializationToLValue(Expr* E, LValue LV, QualType T) {
CGF.EmitAggExpr(E, AggValueSlot::forAddr(LV.getAddress(), false, true,
false, Dest.isZeroed()));
} else {
CGF.EmitStoreThroughLValue(CGF.EmitAnyExpr(E), LV, T);
CGF.EmitStoreThroughLValue(RValue::get(CGF.EmitScalarExpr(E)), LV, T);
}
}