Make sure that we have File IDs for all of the unsaved files before we

deserialize diagnostics.

llvm-svn: 99426

clang/test/Index/Inputs/remap-complete-to.c

@@ -1 +1,6 @@
-void f0() { }
+int f0(int *pointer1, float *pointer2) {
+  return pointer2 - pointer1;
+}
+
+void g() {
+  

clang/test/Index/remap-complete.c

@@ -1,5 +1,8 @@
-// RUN: c-index-test -code-completion-at=%s:1:12 -remap-file="%s;%S/Inputs/remap-complete-to.c" %s | FileCheck %s
+// RUN: c-index-test -code-completion-at=%s:6:2 -remap-file="%s;%S/Inputs/remap-complete-to.c" %s 2> %t.err | FileCheck %s
+// RUN: FileCheck -check-prefix=CHECK-DIAGS %s < %t.err
 // XFAIL: win32
 
-// CHECK: FunctionDecl:{ResultType void}{TypedText f0}{LeftParen (}{RightParen )}
+// CHECK: FunctionDecl:{ResultType int}{TypedText f0}{LeftParen (}
 void f() { }
+
+// CHECK-DIAGS: remap-complete.c:2:19

clang/tools/CIndex/CIndexDiagnostic.cpp

@@ -265,6 +265,7 @@ void clang::LoadSerializedDiagnostics(const llvm::sys::Path &DiagnosticsPath,
     }
     
     SourceMgr.overrideFileContents(File, Buffer);
+    SourceMgr.createFileID(File, SourceLocation(), SrcMgr::C_User);
   }
 
   // Parse the diagnostics, emitting them one by one until we've