Add test case for ptr annotation.

llvm-svn: 59142

1 files changed, 18 insertions, 0 deletions

diff --git a/llvm/test/FrontendC/2008-11-11-AnnotateStructFieldAttribute.c b/llvm/test/FrontendC/2008-11-11-AnnotateStructFieldAttribute.c
new file mode 100644
index 00000000000..fa5713e2482
--- /dev/null
+++ b/llvm/test/FrontendC/2008-11-11-AnnotateStructFieldAttribute.c
@@ -0,0 +1,18 @@
+// RUN: %llvmgcc -c -emit-llvm %s -o - | llvm-dis | grep llvm.ptr.annotation | count 3
+
+#include <stdio.h>
+
+/* Struct with element X being annotated */
+struct foo {
+    int X  __attribute__((annotate("StructAnnotation")));
+    int Y;
+    int Z;
+};
+
+
+void test(struct foo *F) {
+    F->X = 42;
+    F->Z = 1;
+    F->Y = F->X;
+}
+