Initialize local doubles to NaN. Patch from STL@microsoft.com

llvm-svn: 268285

1 files changed, 25 insertions, 24 deletions

diff --git a/libcxx/test/std/numerics/rand/rand.dis/rand.dist.samp/rand.dist.samp.plinear/eval.pass.cpp b/libcxx/test/std/numerics/rand/rand.dis/rand.dist.samp/rand.dist.samp.plinear/eval.pass.cpp
index 9606f96f911..6b0af42429c 100644
--- a/libcxx/test/std/numerics/rand/rand.dis/rand.dist.samp/rand.dist.samp.plinear/eval.pass.cpp
+++ b/libcxx/test/std/numerics/rand/rand.dis/rand.dist.samp/rand.dist.samp.plinear/eval.pass.cpp
@@ -24,6 +24,7 @@
 #include <iterator>
 #include <numeric>
 #include <cassert>
+#include <limits>
 
 template <class T>
 inline
@@ -60,10 +61,10 @@ int main()
         }
         std::sort(u.begin(), u.end());
         int kp = -1;
-        double a;
-        double m;
-        double bk;
-        double c;
+        double a = std::numeric_limits<double>::quiet_NaN();
+        double m = std::numeric_limits<double>::quiet_NaN();
+        double bk = std::numeric_limits<double>::quiet_NaN();
+        double c = std::numeric_limits<double>::quiet_NaN();
         std::vector<double> areas(Np);
         double S = 0;
         for (int i = 0; i < areas.size(); ++i)
@@ -110,10 +111,10 @@ int main()
         }
         std::sort(u.begin(), u.end());
         int kp = -1;
-        double a;
-        double m;
-        double bk;
-        double c;
+        double a = std::numeric_limits<double>::quiet_NaN();
+        double m = std::numeric_limits<double>::quiet_NaN();
+        double bk = std::numeric_limits<double>::quiet_NaN();
+        double c = std::numeric_limits<double>::quiet_NaN();
         std::vector<double> areas(Np);
         double S = 0;
         for (int i = 0; i < areas.size(); ++i)
@@ -160,10 +161,10 @@ int main()
         }
         std::sort(u.begin(), u.end());
         int kp = -1;
-        double a;
-        double m;
-        double bk;
-        double c;
+        double a = std::numeric_limits<double>::quiet_NaN();
+        double m = std::numeric_limits<double>::quiet_NaN();
+        double bk = std::numeric_limits<double>::quiet_NaN();
+        double c = std::numeric_limits<double>::quiet_NaN();
         std::vector<double> areas(Np);
         double S = 0;
         for (int i = 0; i < areas.size(); ++i)
@@ -210,10 +211,10 @@ int main()
         }
         std::sort(u.begin(), u.end());
         int kp = -1;
-        double a;
-        double m;
-        double bk;
-        double c;
+        double a = std::numeric_limits<double>::quiet_NaN();
+        double m = std::numeric_limits<double>::quiet_NaN();
+        double bk = std::numeric_limits<double>::quiet_NaN();
+        double c = std::numeric_limits<double>::quiet_NaN();
         std::vector<double> areas(Np);
         double S = 0;
         for (int i = 0; i < areas.size(); ++i)
@@ -260,10 +261,10 @@ int main()
         }
         std::sort(u.begin(), u.end());
         int kp = -1;
-        double a;
-        double m;
-        double bk;
-        double c;
+        double a = std::numeric_limits<double>::quiet_NaN();
+        double m = std::numeric_limits<double>::quiet_NaN();
+        double bk = std::numeric_limits<double>::quiet_NaN();
+        double c = std::numeric_limits<double>::quiet_NaN();
         std::vector<double> areas(Np);
         double S = 0;
         for (int i = 0; i < areas.size(); ++i)
@@ -310,10 +311,10 @@ int main()
         }
         std::sort(u.begin(), u.end());
         int kp = -1;
-        double a;
-        double m;
-        double bk;
-        double c;
+        double a = std::numeric_limits<double>::quiet_NaN();
+        double m = std::numeric_limits<double>::quiet_NaN();
+        double bk = std::numeric_limits<double>::quiet_NaN();
+        double c = std::numeric_limits<double>::quiet_NaN();
         std::vector<double> areas(Np);
         double S = 0;
         for (int i = 0; i < areas.size(); ++i)