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-rw-r--r--clang/test/CodeGen/builtin-count-zeros.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/clang/test/CodeGen/builtin-count-zeros.c b/clang/test/CodeGen/builtin-count-zeros.c
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index 00000000000..26b139aa8c4
--- /dev/null
+++ b/clang/test/CodeGen/builtin-count-zeros.c
@@ -0,0 +1,4 @@
+// RUN: clang -emit-llvm %s -o - | grep 'cttz' | count 2
+// RUN: clang -emit-llvm %s -o - | grep 'ctlz' | count 2
+
+int a(int a) {return __builtin_ctz(a) + __builtin_clz(a);}
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