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-rw-r--r--test/CodeGen/2002-03-14-BrokenSSA.c17
1 files changed, 17 insertions, 0 deletions
diff --git a/test/CodeGen/2002-03-14-BrokenSSA.c b/test/CodeGen/2002-03-14-BrokenSSA.c
new file mode 100644
index 000000000000..65e5cfad815e
--- /dev/null
+++ b/test/CodeGen/2002-03-14-BrokenSSA.c
@@ -0,0 +1,17 @@
+// RUN: %clang_cc1 -emit-llvm %s -o /dev/null
+
+/* This code used to break GCC's SSA computation code. It would create
+ uses of B & C that are not dominated by their definitions. See:
+ http://gcc.gnu.org/ml/gcc/2002-03/msg00697.html
+ */
+int bar();
+int foo()
+{
+ int a,b,c;
+
+ a = b + c;
+ b = bar();
+ c = bar();
+ return a + b + c;
+}
+