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-rw-r--r--test/CFrontend/2006-01-16-BitCountIntrinsicsUnsigned.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/test/CFrontend/2006-01-16-BitCountIntrinsicsUnsigned.c b/test/CFrontend/2006-01-16-BitCountIntrinsicsUnsigned.c
new file mode 100644
index 0000000000..87909764ab
--- /dev/null
+++ b/test/CFrontend/2006-01-16-BitCountIntrinsicsUnsigned.c
@@ -0,0 +1,9 @@
+// RUN: %llvmgcc -S %s -o - | grep 'llvm.ctlz.i32(uint' &&
+// RUN: %llvmgcc -S %s -o - | not grep 'llvm.ctlz.i32(int'
+
+unsigned t2(unsigned X) {
+ return __builtin_clz(X);
+}
+int t1(int X) {
+ return __builtin_clz(X);
+}