PR middle-end/44738
	* tree-ssa.c (warn_uninit): Avoid emitting an unnecessary message.

	PR middle-end/44738
	* c-c++-common/uninit-17.c: Correct expected error.

Index: testsuite/c-c++-common/uninit-17.c
===================================================================
--- testsuite/c-c++-common/uninit-17.c	(revision 162146)
+++ testsuite/c-c++-common/uninit-17.c	(working copy)
@@ -9,9 +9,9 @@ static void bar(int a, int *ptr)
 {
   do
   {
-    int b; /* { dg-message "note: 'b' was declared here" } */
+    int b; /* { dg-warning "is used uninitialized" } */
     if (b < 40) {
-      ptr[0] = b; /* { dg-warning "may be used uninitialized" } */
+      ptr[0] = b;
     }
     b += 1;
     ptr++;
Index: tree-ssa.c
===================================================================
--- tree-ssa.c	(revision 162146)
+++ tree-ssa.c	(working copy)
@@ -1631,6 +1631,8 @@ warn_uninit (tree t, const char *gmsgid,
     {
       TREE_NO_WARNING (var) = 1;
 
+      if (location == DECL_SOURCE_LOCATION (var))
+	return;
       if (xloc.file != floc.file
 	  || xloc.line < floc.line
 	  || xloc.line > LOCATION_LINE (cfun->function_end_locus))