From 3bf7bc1a4845aa61aea870059740758a19dc3067 Mon Sep 17 00:00:00 2001
From: Axel Naumann <Axel.Naumann@cern.ch>
Date: Fri, 3 Nov 2017 21:28:59 +0100
Subject: [PATCH] Use %g instead of %f, to preserve precision.

---
 lib/Interpreter/ValuePrinter.cpp | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/lib/Interpreter/ValuePrinter.cpp b/lib/Interpreter/ValuePrinter.cpp
index 7b243a00..b070fdc3 100644
--- a/lib/Interpreter/ValuePrinter.cpp
+++ b/lib/Interpreter/ValuePrinter.cpp
@@ -330,19 +330,19 @@ namespace cling {
   // Reals
   std::string printValue(const float *val) {
     cling::smallstream strm;
-    strm << llvm::format("%.5f", *val) << 'f';
+    strm << llvm::format("%.5g", *val) << 'f';
     return strm.str();
   }
 
   std::string printValue(const double *val) {
     cling::smallstream strm;
-    strm << llvm::format("%.6f", *val);
+    strm << llvm::format("%.6g", *val);
     return strm.str();
   }
 
   std::string printValue(const long double *val) {
     cling::smallstream strm;
-    strm << llvm::format("%.8Lf", *val) << 'L';
+    strm << llvm::format("%.8Lg", *val) << 'L';
     //strm << llvm::format("%Le", *val) << 'L';
     return strm.str();
   }