Added testcase that fails when stack alignment is incorrectly capped.

From-SVN: r167709

gcc/testsuite/ChangeLog

+2010-12-10 Ahmad Sharif <asharif@google.com>
+
+	* gcc.target/i386/max-stack-align.c: New testcase.
+
 2010-12-10  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
 
 	* gcc.dg/funcorder.c: Remove XFAIL for hppa*64*-*-*.

gcc/testsuite/gcc.target/i386/max-stack-align.c

+/* { dg-do compile } */
+/* { dg-options "-fomit-frame-pointer" } */
+
+void foo()
+{
+  int a, b, c, e, f, g, h, i;
+       __asm__ volatile( " jb 1b \n\t"
+                         : : "c" (a), "d" (a), "S" (a), "D" (a),
+                         "r" (a), "a" (a) ,"r" (a), "r" (a)
+                         : "%""rbp" );
+}
+