Initial checkin of GCC 4.9.0 from trunk (r208799).

Change-Id: I48a3c08bb98542aa215912a75f03c0890e497dba

1 files changed, 73 insertions, 0 deletions

diff --git a/gcc-4.9/gcc/testsuite/gcc.target/i386/pr49095.c b/gcc-4.9/gcc/testsuite/gcc.target/i386/pr49095.c
new file mode 100644
index 000000000..b7d1fb280
--- /dev/null
+++ b/gcc-4.9/gcc/testsuite/gcc.target/i386/pr49095.c
@@ -0,0 +1,73 @@
+/* PR rtl-optimization/49095 */
+/* { dg-do compile } */
+/* { dg-options "-Os" } */
+/* { dg-options "-Os -mregparm=2" { target ia32 } } */
+
+void foo (void *);
+
+int *
+f1 (int *x)
+{
+  if (!--*x)
+    foo (x);
+  return x;
+}
+
+int
+g1 (int x)
+{
+  if (!--x)
+    foo ((void *) 0);
+  return x;
+}
+
+#define F(T, OP, OPN) \
+T *			\
+f##T##OPN (T *x, T y)	\
+{			\
+  *x OP y;		\
+  if (!*x)		\
+    foo (x);		\
+  return x;		\
+}			\
+			\
+T			\
+g##T##OPN (T x, T y)	\
+{			\
+  x OP y;		\
+  if (!x)		\
+    foo ((void *) 0);	\
+  return x;		\
+}			\
+			\
+T *			\
+h##T##OPN (T *x)	\
+{			\
+  *x OP 24;		\
+  if (!*x)		\
+    foo (x);		\
+  return x;		\
+}			\
+			\
+T			\
+i##T##OPN (T x, T y)	\
+{			\
+  x OP 24;		\
+  if (!x)		\
+    foo ((void *) 0);	\
+  return x;		\
+}
+
+#define G(T) \
+F (T, +=, plus)		\
+F (T, -=, minus)	\
+F (T, &=, and)		\
+F (T, |=, or)		\
+F (T, ^=, xor)
+
+G (char)
+G (short)
+G (int)
+G (long)
+
+/* { dg-final { scan-assembler-not "test\[lq\]" } } */