From 29063eac2309c996aa8d23a0abf596c524d6cb89 Mon Sep 17 00:00:00 2001
From: Benjamin Kramer <benny.kra@googlemail.com>
Date: Thu, 28 Jan 2010 18:04:38 +0000
Subject: Replace strcpy with memcpy when we have the length around anyway.

llvm-svn: 94746
---
 llvm/lib/ExecutionEngine/Interpreter/ExternalFunctions.cpp | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

(limited to 'llvm/lib/ExecutionEngine/Interpreter/ExternalFunctions.cpp')

diff --git a/llvm/lib/ExecutionEngine/Interpreter/ExternalFunctions.cpp b/llvm/lib/ExecutionEngine/Interpreter/ExternalFunctions.cpp
index c02d84f1a59..7b061d3ac34 100644
--- a/llvm/lib/ExecutionEngine/Interpreter/ExternalFunctions.cpp
+++ b/llvm/lib/ExecutionEngine/Interpreter/ExternalFunctions.cpp
@@ -368,7 +368,7 @@ GenericValue lle_X_sprintf(const FunctionType *FT,
 
       switch (Last) {
       case '%':
-        strcpy(Buffer, "%"); break;
+        memcpy(Buffer, "%", 2); break;
       case 'c':
         sprintf(Buffer, FmtBuf, uint32_t(Args[ArgNo++].IntVal.getZExtValue()));
         break;
@@ -400,8 +400,9 @@ GenericValue lle_X_sprintf(const FunctionType *FT,
         errs() << "<unknown printf code '" << *FmtStr << "'!>";
         ArgNo++; break;
       }
-      strcpy(OutputBuffer, Buffer);
-      OutputBuffer += strlen(Buffer);
+      size_t Len = strlen(Buffer);
+      memcpy(OutputBuffer, Buffer, Len + 1);
+      OutputBuffer += Len;
       }
       break;
     }
-- 
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