1 files changed, 54 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/gcc.c-torture/execute/bitfld-3.c b/gcc-4.9/gcc/testsuite/gcc.c-torture/execute/bitfld-3.c
new file mode 100644
index 000000000..52a4147cc
--- /dev/null
+++ b/gcc-4.9/gcc/testsuite/gcc.c-torture/execute/bitfld-3.c
@@ -0,0 +1,54 @@
+/* Test that operations on bit-fields yield results reduced to bit-field
+   type.  */
+/* Origin: Joseph Myers <jsm@polyomino.org.uk> */
+
+extern void exit (int);
+extern void abort (void);
+
+struct s {
+  unsigned long long u33: 33;
+  unsigned long long u40: 40;
+  unsigned long long u41: 41;
+};
+
+struct s a = { 0x100000, 0x100000, 0x100000 };
+struct s b = { 0x100000000ULL, 0x100000000ULL, 0x100000000ULL };
+struct s c = { 0x1FFFFFFFFULL, 0, 0 };
+
+int 
+main (void)
+{
+  if (a.u33 * a.u33 != 0 || a.u33 * a.u40 != 0 || a.u40 * a.u33 != 0
+      || a.u40 * a.u40 != 0)
+    abort ();
+  if (a.u33 * a.u41 != 0x10000000000ULL
+      || a.u40 * a.u41 != 0x10000000000ULL
+      || a.u41 * a.u33 != 0x10000000000ULL
+      || a.u41 * a.u40 != 0x10000000000ULL
+      || a.u41 * a.u41 != 0x10000000000ULL)
+    abort ();
+  if (b.u33 + b.u33 != 0)
+    abort ();
+  if (b.u33 + b.u40 != 0x200000000ULL
+      || b.u33 + b.u41 != 0x200000000ULL
+      || b.u40 + b.u33 != 0x200000000ULL
+      || b.u40 + b.u40 != 0x200000000ULL
+      || b.u40 + b.u41 != 0x200000000ULL
+      || b.u41 + b.u33 != 0x200000000ULL
+      || b.u41 + b.u40 != 0x200000000ULL
+      || b.u41 + b.u41 != 0x200000000ULL)
+    abort ();
+  if (a.u33 - b.u33 != 0x100100000ULL
+      || a.u33 - b.u40 != 0xFF00100000ULL
+      || a.u33 - b.u41 != 0x1FF00100000ULL
+      || a.u40 - b.u33 != 0xFF00100000ULL
+      || a.u40 - b.u40 != 0xFF00100000ULL
+      || a.u40 - b.u41 != 0x1FF00100000ULL
+      || a.u41 - b.u33 != 0x1FF00100000ULL
+      || a.u41 - b.u40 != 0x1FF00100000ULL
+      || a.u41 - b.u41 != 0x1FF00100000ULL)
+    abort ();
+  if (++c.u33 != 0 || --c.u40 != 0xFFFFFFFFFFULL || c.u41-- != 0)
+    abort ();
+  exit (0);
+}