Synchronize with google/gcc-4_9 to r224707 (from r214835)

Change-Id: I3d6f06fc613c8f8b6a82143dc44b7338483aac5d

7 files changed, 171 insertions, 0 deletions

diff --git a/gcc-4.9/gcc/testsuite/gcc.c-torture/compile/pr62312.c b/gcc-4.9/gcc/testsuite/gcc.c-torture/compile/pr62312.c
new file mode 100644
index 000000000..2e87bb9bd
--- /dev/null
+++ b/gcc-4.9/gcc/testsuite/gcc.c-torture/compile/pr62312.c
@@ -0,0 +1,23 @@
+/* PR target/62312  */
+
+typedef struct { unsigned int arg[100]; } *FunctionCallInfo;
+typedef struct { int day; int month; } Interval;
+void* palloc (unsigned int);
+int bar (void);
+void baz (void);
+
+void
+interval_pl (FunctionCallInfo fcinfo)
+{
+  Interval *span1 = ((Interval *) ((char *) ((fcinfo->arg[0]))));
+  Interval *span2 = ((Interval *) ((char *) ((fcinfo->arg[1]))));
+  Interval *result = (Interval *) palloc (sizeof (Interval));
+
+  if ((((span1->month) < 0) == ((span2->month) < 0))
+      && !(((result->month) < 0) == ((span1->month) < 0)))
+    do {
+      if (bar ())
+	baz ();
+    } while(0);
+  result->day = span1->day + span2->day;
+}
diff --git a/gcc-4.9/gcc/testsuite/gcc.c-torture/compile/pr63282.c b/gcc-4.9/gcc/testsuite/gcc.c-torture/compile/pr63282.c
new file mode 100644
index 000000000..cb23278d5
--- /dev/null
+++ b/gcc-4.9/gcc/testsuite/gcc.c-torture/compile/pr63282.c
@@ -0,0 +1,13 @@
+/* PR inline-asm/63282 */
+
+void bar (void);
+
+void
+foo (void)
+{
+  asm volatile goto ("" : : : : a, b);
+a:
+  bar ();
+b:
+  return;
+}
diff --git a/gcc-4.9/gcc/testsuite/gcc.c-torture/compile/pr64067.c b/gcc-4.9/gcc/testsuite/gcc.c-torture/compile/pr64067.c
new file mode 100644
index 000000000..24ad996ef
--- /dev/null
+++ b/gcc-4.9/gcc/testsuite/gcc.c-torture/compile/pr64067.c
@@ -0,0 +1,10 @@
+/* PR middle-end/64067 */
+
+struct S { int s; };
+int *const v[1] = { &((struct S) { .s = 42 }).s };
+
+int *
+foo (void)
+{
+  return v[0];
+}
diff --git a/gcc-4.9/gcc/testsuite/gcc.c-torture/compile/pr64269.c b/gcc-4.9/gcc/testsuite/gcc.c-torture/compile/pr64269.c
new file mode 100644
index 000000000..640758d3f
--- /dev/null
+++ b/gcc-4.9/gcc/testsuite/gcc.c-torture/compile/pr64269.c
@@ -0,0 +1,9 @@
+/* PR tree-optimization/64269 */
+
+void
+foo (char *p)
+{
+  __SIZE_TYPE__ s = ~(__SIZE_TYPE__)0;
+  *p = 0;
+  __builtin_memset (p + 1, 0, s);
+}
diff --git a/gcc-4.9/gcc/testsuite/gcc.c-torture/execute/pr63209.c b/gcc-4.9/gcc/testsuite/gcc.c-torture/execute/pr63209.c
new file mode 100644
index 000000000..9bcb58745
--- /dev/null
+++ b/gcc-4.9/gcc/testsuite/gcc.c-torture/execute/pr63209.c
@@ -0,0 +1,27 @@
+static int Sub(int a, int b) {
+  return  b -a;
+}
+
+static unsigned Select(unsigned a, unsigned b, unsigned c) {
+  const int pa_minus_pb =
+      Sub((a >>  8) & 0xff, (b >>  8) & 0xff) + 
+      Sub((a >>  0) & 0xff, (b >>  0) & 0xff); 
+  return (pa_minus_pb <= 0) ? a : b;
+}
+
+__attribute__((noinline)) unsigned Predictor(unsigned left, const unsigned* const top) {
+  const unsigned pred = Select(top[1], left, top[0]);
+  return pred;
+}
+
+int main(void) {
+  const unsigned top[2] = {0xff7a7a7a, 0xff7a7a7a};
+  const unsigned left = 0xff7b7b7b;
+  const unsigned pred = Predictor(left, top /*+ 1*/);
+  if (pred == left)
+    return 0;
+  return 1;
+}
+
+
+
diff --git a/gcc-4.9/gcc/testsuite/gcc.c-torture/execute/pr63302.c b/gcc-4.9/gcc/testsuite/gcc.c-torture/execute/pr63302.c
new file mode 100644
index 000000000..99670241b
--- /dev/null
+++ b/gcc-4.9/gcc/testsuite/gcc.c-torture/execute/pr63302.c
@@ -0,0 +1,60 @@
+/* PR tree-optimization/63302 */
+
+#ifdef __SIZEOF_INT128__
+#if __SIZEOF_INT128__ * __CHAR_BIT__ == 128
+#define USE_INT128
+#endif
+#endif
+#if __SIZEOF_LONG_LONG__ * __CHAR_BIT__ == 64
+#define USE_LLONG
+#endif
+
+#ifdef USE_INT128
+__attribute__((noinline, noclone)) int
+foo (__int128 x)
+{
+  __int128 v = x & (((__int128) -1 << 63) | 0x7ff);
+ 
+  return v == 0 || v == ((__int128) -1 << 63);
+}
+#endif
+
+#ifdef USE_LLONG
+__attribute__((noinline, noclone)) int
+bar (long long x)
+{
+  long long v = x & (((long long) -1 << 31) | 0x7ff);
+ 
+  return v == 0 || v == ((long long) -1 << 31);
+}
+#endif
+
+int
+main ()
+{
+#ifdef USE_INT128
+  if (foo (0) != 1
+      || foo (1) != 0
+      || foo (0x800) != 1
+      || foo (0x801) != 0
+      || foo ((__int128) 1 << 63) != 0
+      || foo ((__int128) -1 << 63) != 1
+      || foo (((__int128) -1 << 63) | 1) != 0
+      || foo (((__int128) -1 << 63) | 0x800) != 1
+      || foo (((__int128) -1 << 63) | 0x801) != 0)
+    __builtin_abort ();
+#endif
+#ifdef USE_LLONG
+  if (bar (0) != 1
+      || bar (1) != 0
+      || bar (0x800) != 1
+      || bar (0x801) != 0
+      || bar (1LL << 31) != 0
+      || bar (-1LL << 31) != 1
+      || bar ((-1LL << 31) | 1) != 0
+      || bar ((-1LL << 31) | 0x800) != 1
+      || bar ((-1LL << 31) | 0x801) != 0)
+    __builtin_abort ();
+#endif
+  return 0;
+}
diff --git a/gcc-4.9/gcc/testsuite/gcc.c-torture/execute/pr63659.c b/gcc-4.9/gcc/testsuite/gcc.c-torture/execute/pr63659.c
new file mode 100644
index 000000000..780dc8a7e
--- /dev/null
+++ b/gcc-4.9/gcc/testsuite/gcc.c-torture/execute/pr63659.c
@@ -0,0 +1,29 @@
+/* PR rtl-optimization/63659 */
+
+int a, b, c, *d = &b, g, h, i;
+unsigned char e;
+char f;
+
+int
+main ()
+{
+  while (a)
+    {
+      for (a = 0; a; a++)
+	for (; c; c++)
+	  ;
+      if (i)
+	break;
+    }
+
+  char j = c, k = -1, l;
+  l = g = j >> h;
+  f = l == 0 ? k : k % l;
+  e = 0 ? 0 : f;
+  *d = e;
+
+  if (b != 255)
+    __builtin_abort ();
+
+  return 0;
+}