Add <foo> = [<bar> nextObject] to the -Widiomatic-parentheses category,

and give that category an explicit test.  Generalize the internal diagnostic
name.

llvm-svn: 86905

1 files changed, 35 insertions, 0 deletions

diff --git a/clang/test/SemaObjC/idiomatic-parentheses.m b/clang/test/SemaObjC/idiomatic-parentheses.m
new file mode 100644
index 00000000000..b4c52fa0d14
--- /dev/null
+++ b/clang/test/SemaObjC/idiomatic-parentheses.m
@@ -0,0 +1,35 @@
+// RUN: clang-cc -fsyntax-only -verify %s
+
+// Don't warn about some common ObjC idioms unless we have -Wparentheses on.
+// <rdar://problem/7382435>
+
+@interface Object 
+- (id) init;
+- (id) initWithInt: (int) i;
+- (void) iterate: (id) coll;
+- (id) nextObject;
+@end
+
+@implementation Object
+- (id) init {
+  if (self = [self init]) {
+  }
+  return self;
+}
+
+- (id) initWithInt: (int) i {
+  if (self = [self initWithInt: i]) {
+  }
+  return self;
+}
+
+- (void) iterate: (id) coll {
+  id cur;
+  while (cur = [coll nextObject]) {
+  }
+}
+
+- (id) nextObject {
+  return self;
+}
+@end