attributes.
* g++.dg/ext/va-arg-pack-len-2.C: New test.
+ PR tree-optimization/32772
+ * gcc.c-torture/compile/20070905-1.c: New test.
+
+ PR tree-optimization/32975
+ * gcc.dg/pr32975.c: New test.
+
PR middle-end/28755
* gcc.dg/pr28755.c: New test.
--- /dev/null
+/* PR tree-optimization/32772 */
+
+struct S
+{
+ unsigned long bits[1];
+};
+
+void f1 (int, unsigned long *);
+int f2 (void);
+int f3 (int, unsigned long *);
+int f4 (int, unsigned long *);
+
+static inline __attribute__ ((always_inline))
+void baz (int x, volatile struct S *y)
+{
+ f1 (x, y->bits);
+}
+
+static int
+bar (int x, struct S *y)
+{
+ int n;
+ if (__builtin_constant_p (x) ? f3 (x, y->bits) : f4 (x, y->bits))
+ baz (x, y);
+ for (n = f2 (); n < 8; n = f2 ())
+ f3 (n, y->bits);
+}
+
+void
+foo (int x, int y)
+{
+ struct S m;
+ while ((y = bar (x, &m)) >= 0);
+}
--- /dev/null
+/* PR tree-optimization/32975 */
+/* { dg-do compile } */
+/* { dg-options "-O1 -finline-functions -fipa-cp" } */
+
+static int
+f0 (char *s0, char *s1)
+{
+ return __builtin_strlen (s0) > __builtin_strlen (s1);
+}
+
+int
+f1 (char *s, int j)
+{
+ if (f0 (s, ""))
+ return 1;
+ return j;
+}
+
+void
+f2 (char *s)
+{
+ f1 (s, 0);
+}