Get rid of exceptions in llvmc.

llvmc can be now compiled with llvm-gcc on Windows.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@109215 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 9 insertions, 4 deletions

diff --git a/lib/CompilerDriver/Action.cpp b/lib/CompilerDriver/Action.cpp
index 5f30dce585..0be80496a3 100644
--- a/lib/CompilerDriver/Action.cpp
+++ b/lib/CompilerDriver/Action.cpp
@@ -13,6 +13,7 @@
 
 #include "llvm/CompilerDriver/Action.h"
 #include "llvm/CompilerDriver/BuiltinOptions.h"
+#include "llvm/CompilerDriver/Error.h"
 
 #include "llvm/Support/raw_ostream.h"
 #include "llvm/Support/SystemUtils.h"
@@ -58,11 +59,15 @@ namespace {
 
     if (prog.isEmpty()) {
       prog = FindExecutable(name, ProgramName, (void *)(intptr_t)&Main);
-      if (prog.isEmpty())
-        throw std::runtime_error("Can't find program '" + name + "'");
+      if (prog.isEmpty()) {
+        PrintError("Can't find program '" + name + "'");
+        return -1;
+      }
+    }
+    if (!prog.canExecute()) {
+      PrintError("Program '" + name + "' is not executable.");
+      return -1;
     }
-    if (!prog.canExecute())
-      throw std::runtime_error("Program '" + name + "' is not executable.");
 
     // Build the command line vector and the redirects array.
     const sys::Path* redirects[3] = {0,0,0};