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-rw-r--r--clang/test/CodeGen/catch-undef-behavior.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/clang/test/CodeGen/catch-undef-behavior.c b/clang/test/CodeGen/catch-undef-behavior.c
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+++ b/clang/test/CodeGen/catch-undef-behavior.c
@@ -0,0 +1,7 @@
+// RUN: %clang_cc1 -fcatch-undefined-behavior -emit-llvm-only %s
+
+// PR6805
+void foo() {
+ union { int i; } u;
+ u.i=1;
+}