re PR c/30313 (sizeof of expression including bit-field)

2007-01-30  Richard Guenther  <rguenther@suse.de>

	PR middle-end/30313
	* passes.c (execute_one_pass): Reset in_gimple_form to not
	confuse non-unit-at-a-time mode.

	* gcc.dg/torture/pr30313.c: New testcase.

From-SVN: r121334

gcc/ChangeLog

+2007-01-30  Richard Guenther  <rguenther@suse.de>
+
+	PR middle-end/30313
+	* passes.c (execute_one_pass): Reset in_gimple_form to not
+	confuse non-unit-at-a-time mode.
+
 2007-01-29  Roger Sayle  <roger@eyesopen.com>
 	    Richard Guenther  <rguenther@suse.de>
 

gcc/passes.c

@@ -1054,6 +1054,9 @@ execute_one_pass (struct tree_opt_pass *pass)
       dump_file = NULL;
     }
 
+  /* Reset in_gimple_form to not break non-unit-at-a-time mode.  */
+  in_gimple_form = false;
+
   return true;
 }
 

gcc/testsuite/ChangeLog

+2007-01-30  Richard Guenther  <rguenther@suse.de>
+
+	PR middle-end/30313
+	* gcc.dg/torture/pr30313.c: New testcase.
+
 2007-01-29  Janis Johnson  <janis187@us.ibm.com>
 
 	* gcc.dg/dfp/dfp-except.h: New file.

gcc/testsuite/gcc.dg/torture/pr30313.c

+/* { dg-do compile } */
+
+static inline void bar(){}
+
+struct S
+{
+  signed int i: 32;
+};
+
+int main()
+{
+  struct S x = {32};
+  sizeof(x.i+0);
+  return 0;
+}