1 files changed, 35 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/fold-popcount-1.c b/gcc/testsuite/gcc.dg/fold-popcount-1.c
new file mode 100644
index 0000000..32bb7e2
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/fold-popcount-1.c
@@ -0,0 +1,35 @@
+/* { dg-do compile } */
+/* { dg-options "-O2 -fdump-tree-original" } */
+
+int test_eqzero(unsigned int a)
+{
+  return __builtin_popcount(a) == 0;
+}
+
+int test_eqzerol(unsigned long b)
+{
+  return __builtin_popcountl(b) == 0;
+}
+
+int test_eqzeroll(unsigned long long c)
+{
+  return __builtin_popcountll(c) == 0;
+}
+
+int test_nezero(unsigned int d)
+{
+  return __builtin_popcount(d) != 0;
+}
+
+int test_nezerol(unsigned long e)
+{
+  return __builtin_popcountl(e) != 0;
+}
+
+int test_nezeroll(unsigned long long f)
+{
+  return __builtin_popcountll(f) != 0;
+}
+
+/* { dg-final { scan-tree-dump-times "popcount" 0 "original" } } */
+