[llvm] r338768 - [Unittests] Fix returning string in SolveQuadraticEquationWrap

[Krzysztof Parzyszek via llvm-commits]

Author: kparzysz
Date: Thu Aug  2 13:45:06 2018
New Revision: 338768

URL: http://llvm.org/viewvc/llvm-project?rev=338768&view=rev
Log:
[Unittests] Fix returning string in SolveQuadraticEquationWrap

Returning a Twine caused runtime failures. Convert it to std::string
before retuning.

Modified:
    llvm/trunk/unittests/ADT/APIntTest.cpp

Modified: llvm/trunk/unittests/ADT/APIntTest.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/unittests/ADT/APIntTest.cpp?rev=338768&r1=338767&r2=338768&view=diff
==============================================================================
--- llvm/trunk/unittests/ADT/APIntTest.cpp (original)
+++ llvm/trunk/unittests/ADT/APIntTest.cpp Thu Aug  2 13:45:06 2018
@@ -2381,9 +2381,9 @@ TEST(APIntTest, SolveQuadraticEquationWr
     };
 
     auto EquationToString = [&] (const char *X_str) {
-      return Twine(A) + Twine(X_str) + Twine("^2 + ") + Twine(B) +
-             Twine(X_str) + Twine(" + ") + Twine(C) + Twine(", bitwidth: ") +
-             Twine(Width);
+      return (Twine(A) + Twine(X_str) + Twine("^2 + ") + Twine(B) +
+              Twine(X_str) + Twine(" + ") + Twine(C) + Twine(", bitwidth: ") +
+              Twine(Width)).str();
     };
 
     auto IsSolution = [&] (const char *X_str, int X) {