make error message reflect default search function name

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@48021 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/tools/llvm-extract/llvm-extract.cpp b/tools/llvm-extract/llvm-extract.cpp
index 7a16acf..1950f53 100644 (file)
--- a/tools/llvm-extract/llvm-extract.cpp
+++ b/tools/llvm-extract/llvm-extract.cpp
@@ -81,9 +81,8 @@ int main(int argc, char **argv) {
     M.get()->getNamedGlobal(ExtractGlobal) : 0;
 
   // Figure out which function we should extract
-  Function *F = ExtractFunc.size() ? 
-    M.get()->getFunction(ExtractFunc) :
-    M.get()->getFunction("main");
+  if (!ExtractFunc.size()) ExtractFunc = "main";
+  Function *F = M.get()->getFunction(ExtractFunc);
 
   if (F == 0 && G == 0) {
     cerr << argv[0] << ": program doesn't contain function named '"