Allow compound assignment expressions to be contracted when licensed by the language...

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@252050 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/CodeGen/CGExprScalar.cpp b/lib/CodeGen/CGExprScalar.cpp
index 602ce4bf5ef9702c2e85624d4c97f8c257c15f80..16d220f966b4c9c07b1636f08c96a757d12ce320 100644 (file)
--- a/lib/CodeGen/CGExprScalar.cpp
+++ b/lib/CodeGen/CGExprScalar.cpp
@@ -2116,7 +2116,7 @@ LValue ScalarExprEmitter::EmitCompoundAssignLValue(
   OpInfo.RHS = Visit(E->getRHS());
   OpInfo.Ty = E->getComputationResultType();
   OpInfo.Opcode = E->getOpcode();
-  OpInfo.FPContractable = false;
+  OpInfo.FPContractable = E->isFPContractable();
   OpInfo.E = E;
   // Load/convert the LHS.
   LValue LHSLV = EmitCheckedLValue(E->getLHS(), CodeGenFunction::TCK_Store);