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-rw-r--r--clang/test/CodeGen/2002-03-14-BrokenPHINode.c19
1 files changed, 19 insertions, 0 deletions
diff --git a/clang/test/CodeGen/2002-03-14-BrokenPHINode.c b/clang/test/CodeGen/2002-03-14-BrokenPHINode.c
new file mode 100644
index 0000000..eb05859
--- /dev/null
+++ b/clang/test/CodeGen/2002-03-14-BrokenPHINode.c
@@ -0,0 +1,19 @@
+// RUN: %clang_cc1 -emit-llvm %s -o /dev/null
+
+/* GCC was generating PHI nodes with an arity < #pred of the basic block the
+ * PHI node lived in. This was breaking LLVM because the number of entries
+ * in a PHI node must equal the number of predecessors for a basic block.
+ */
+
+int trys(char *s, int x)
+{
+ int asa;
+ double Val;
+ int LLS;
+ if (x) {
+ asa = LLS + asa;
+ } else {
+ }
+ return asa+(int)Val;
+}
+