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-rw-r--r--clang/test/CodeGen/2002-02-13-UnnamedLocal.c21
1 files changed, 21 insertions, 0 deletions
diff --git a/clang/test/CodeGen/2002-02-13-UnnamedLocal.c b/clang/test/CodeGen/2002-02-13-UnnamedLocal.c
new file mode 100644
index 0000000..58a9f5a
--- /dev/null
+++ b/clang/test/CodeGen/2002-02-13-UnnamedLocal.c
@@ -0,0 +1,21 @@
+// RUN: %clang_cc1 -emit-llvm %s -o /dev/null
+
+/* Testcase for a problem where GCC allocated xqic to a register,
+ * and did not have a VAR_DECL that explained the stack slot to LLVM.
+ * Now the LLVM code synthesizes a stack slot if one is presented that
+ * has not been previously recognized. This is where alloca's named
+ * 'local' come from now.
+ */
+
+typedef struct {
+ short x;
+} foostruct;
+
+int foo(foostruct ic);
+
+void test() {
+ foostruct xqic;
+ foo(xqic);
+}
+
+