Index: config/i386/i386.c
===================================================================
--- config/i386/i386.c	(revision 172860)
+++ config/i386/i386.c	(working copy)
@@ -10628,6 +10628,7 @@ ix86_expand_prologue (void)
       if (STACK_CHECK_MOVING_SP)
 	{
 	  ix86_adjust_stack_and_probe (allocate);
+	  m->fs.sp_offset += allocate;
 	  allocate = 0;
 	}
       else
Index: testsuite/gcc.target/i386/pr48723.c
===================================================================
--- testsuite/gcc.target/i386/pr48723.c	(revision 0)
+++ testsuite/gcc.target/i386/pr48723.c	(revision 0)
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-fstack-check -mavx" } */
+
+struct S0
+{
+  int f0, f1, f2, f3;
+} g_106;
+
+struct S0
+func_99 ()
+{
+  return (g_106);
+}