1 files changed, 23 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.c-torture/execute/pr37931.c b/gcc/testsuite/gcc.c-torture/execute/pr37931.c
new file mode 100644
index 000000000..0077a21ba
--- /dev/null
+++ b/gcc/testsuite/gcc.c-torture/execute/pr37931.c
@@ -0,0 +1,23 @@
+/* PR middle-end/37931 */
+
+extern void abort (void);
+
+int
+foo (int a, unsigned int b)
+{
+  return (a | 1) & (b | 1);
+}
+
+int
+main (void)
+{
+  if (foo (6, 0xc6) != 7)
+    abort ();
+  if (foo (0x80, 0xc1) != 0x81)
+    abort ();
+  if (foo (4, 4) != 5)
+    abort ();
+  if (foo (5, 4) != 5)
+    abort ();
+  return 0;
+}