vendor/clang/clang-r72732

1 files changed, 68 insertions, 0 deletions

diff --git a/test/Parser/objc-try-catch-1.m b/test/Parser/objc-try-catch-1.m
new file mode 100644
index 000000000000..a8d37f0ab959
--- /dev/null
+++ b/test/Parser/objc-try-catch-1.m
@@ -0,0 +1,68 @@
+// RUN: clang-cc -fsyntax-only -verify %s &&
+// RUN: clang-cc -fsyntax-only -verify -x objective-c++ %s
+void * proc();
+
+@interface NSConstantString
+@end
+
+@interface Frob
+@end
+
+@interface Frob1
+@end
+
+void * foo()
+{
+  @try {
+    return proc();
+  }
+  @catch (Frob* ex) {
+    @throw;
+  }
+  @catch (Frob1* ex) {
+    @throw proc();
+  }
+  @finally {
+    @try {
+      return proc();
+    }
+    @catch (Frob* ex) {
+      @throw 1,2; // expected-error {{@throw requires an Objective-C object type ('int' invalid)}}
+    }
+    @catch (float x) {  // expected-error {{@catch parameter is not a pointer to an interface type}}
+      
+    }
+    @catch(...) {
+      @throw (4,3,proc());
+    }
+  }
+
+  @try {  // expected-error {{@try statement without a @catch and @finally clause}}
+    return proc();
+  }
+}
+
+
+void bar()
+{
+  @try {}// expected-error {{@try statement without a @catch and @finally clause}}
+  @"s"; //  expected-warning {{result unused}}
+}
+
+void baz()
+{
+  @try {}// expected-error {{@try statement without a @catch and @finally clause}}
+  @try {}
+  @finally {}
+}
+
+void noTwoTokenLookAheadRequiresABitOfFancyFootworkInTheParser() {
+    @try {
+        // Do something
+    } @catch (...) {}
+    @try {
+        // Do something
+    } @catch (...) {}
+    return;
+}
+