Initial checkin of GCC 4.9.0 from trunk (r208799).

Change-Id: I48a3c08bb98542aa215912a75f03c0890e497dba

1 files changed, 26 insertions, 0 deletions

diff --git a/gcc-4.9/gcc/testsuite/gcc.target/i386/align-main-2.c b/gcc-4.9/gcc/testsuite/gcc.target/i386/align-main-2.c
new file mode 100644
index 000000000..b81758918
--- /dev/null
+++ b/gcc-4.9/gcc/testsuite/gcc.target/i386/align-main-2.c
@@ -0,0 +1,26 @@
+/* Test for stack alignment when PREFERRED_STACK_BOUNDARY > alignment
+   of local variable.  */
+/* { dg-do compile } */
+/* { dg-options "-O2 -mpreferred-stack-boundary=6 -mincoming-stack-boundary=6" } */
+/* { dg-final { scan-assembler "and\[lq\]?\[\\t \]*\\$-64,\[\\t \]*%\[re\]?sp" } } */
+/* { dg-final { scan-assembler-not "and\[lq\]?\[\\t \]*\\$-128,\[\\t \]*%\[re\]?sp" } } */
+/* { dg-skip-if "Options about stack-boundary aren't support" { x86_64-*-mingw* } { "*" } { "" } } */
+#include <stddef.h>
+
+#define ALIGNMENT 32
+typedef int aligned __attribute__((aligned(ALIGNMENT)));
+extern void abort(void);
+
+__attribute__ ((noinline))
+void check(void * a)
+{
+  if (((ptrdiff_t)a & (ALIGNMENT-1)) != 0)
+    abort();
+}
+
+int main()
+{
+  aligned a = 1;
+  check(&a);
+  return 0;
+}