From 5908839cedfa4cfb3b7a89db01f987c47e64aa90 Mon Sep 17 00:00:00 2001
From: Benjamin Kramer <benny.kra@googlemail.com>
Date: Fri, 29 Jan 2010 14:42:22 +0000
Subject: [PATCH] Convert some users of ftostr to raw_ostream.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@94808 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/Support/FileUtilities.cpp | 14 +++++++-------
 lib/VMCore/AsmWriter.cpp      |  6 ++++--
 2 files changed, 11 insertions(+), 9 deletions(-)

diff --git a/lib/Support/FileUtilities.cpp b/lib/Support/FileUtilities.cpp
index 21080b64399..095395f1223 100644
--- a/lib/Support/FileUtilities.cpp
+++ b/lib/Support/FileUtilities.cpp
@@ -13,11 +13,11 @@
 //===----------------------------------------------------------------------===//
 
 #include "llvm/Support/FileUtilities.h"
-#include "llvm/System/Path.h"
 #include "llvm/Support/MemoryBuffer.h"
+#include "llvm/Support/raw_ostream.h"
+#include "llvm/System/Path.h"
 #include "llvm/ADT/OwningPtr.h"
 #include "llvm/ADT/SmallString.h"
-#include "llvm/ADT/StringExtras.h"
 #include <cstdlib>
 #include <cstring>
 #include <cctype>
@@ -139,11 +139,11 @@ static bool CompareNumbers(const char *&F1P, const char *&F2P,
       Diff = 0;  // Both zero.
     if (Diff > RelTolerance) {
       if (ErrorMsg) {
-        *ErrorMsg = "Compared: " + ftostr(V1) + " and " + ftostr(V2) + "\n";
-        *ErrorMsg += "abs. diff = " + ftostr(std::abs(V1-V2)) + 
-                     " rel.diff = " + ftostr(Diff) + "\n";
-        *ErrorMsg += "Out of tolerance: rel/abs: " + ftostr(RelTolerance) +
-                     "/" + ftostr(AbsTolerance);
+        raw_string_ostream(*ErrorMsg)
+          << "Compared: " << V1 << " and " << V2 << '\n'
+          << "abs. diff = " << std::abs(V1-V2) << " rel.diff = " << Diff << '\n'
+          << "Out of tolerance: rel/abs: " << RelTolerance << '/'
+          << AbsTolerance;
       }
       return true;
     }
diff --git a/lib/VMCore/AsmWriter.cpp b/lib/VMCore/AsmWriter.cpp
index 27b33e65237..e62ecdbbcba 100644
--- a/lib/VMCore/AsmWriter.cpp
+++ b/lib/VMCore/AsmWriter.cpp
@@ -27,6 +27,7 @@
 #include "llvm/ValueSymbolTable.h"
 #include "llvm/TypeSymbolTable.h"
 #include "llvm/ADT/DenseSet.h"
+#include "llvm/ADT/SmallString.h"
 #include "llvm/ADT/StringExtras.h"
 #include "llvm/ADT/STLExtras.h"
 #include "llvm/Support/CFG.h"
@@ -855,7 +856,8 @@ static void WriteConstantInt(raw_ostream &Out, const Constant *CV,
       bool isDouble = &CFP->getValueAPF().getSemantics()==&APFloat::IEEEdouble;
       double Val = isDouble ? CFP->getValueAPF().convertToDouble() :
                               CFP->getValueAPF().convertToFloat();
-      std::string StrVal = ftostr(CFP->getValueAPF());
+      SmallString<128> StrVal;
+      raw_svector_ostream(StrVal) << Val;
 
       // Check to make sure that the stringized number is not some string like
       // "Inf" or NaN, that atof will accept, but the lexer will not.  Check
@@ -866,7 +868,7 @@ static void WriteConstantInt(raw_ostream &Out, const Constant *CV,
            (StrVal[1] >= '0' && StrVal[1] <= '9'))) {
         // Reparse stringized version!
         if (atof(StrVal.c_str()) == Val) {
-          Out << StrVal;
+          Out << StrVal.str();
           return;
         }
       }