re PR c/19977 (overflow in non-static initializer should not be pedwarn)

2007-01-02  Manuel Lopez-Ibanez <manu@gcc.gnu.org>

	PR c/19977
	* c-typeck.c (store_init_value): Don't emit pedantic overflow
	warning for non-static initializers.

testsuite/
	* gcc/testsuite/gcc.dg/overflow-warn-3.c: Remove XFAIL.
	* gcc/testsuite/gcc.dg/overflow-warn-4.c: Remove XFAIL.

From-SVN: r120355

gcc/ChangeLog

+2007-01-02  Manuel Lopez-Ibanez <manu@gcc.gnu.org>
+
+	PR c/19977
+	* c-typeck.c (store_init_value): Don't emit pedantic overflow
+	warning for non-static initializers.
+	
 2007-01-02  Steven Bosscher  <steven@gcc.gnu.org>
 
 	* config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,

gcc/c-typeck.c

@@ -4292,7 +4292,7 @@ store_init_value (tree decl, tree init)
 
   /* ANSI wants warnings about out-of-range constant initializers.  */
   STRIP_TYPE_NOPS (value);
-  constant_expression_warning (value);
+  if (TREE_STATIC (decl)) constant_expression_warning (value);
 
   /* Check if we need to set array size from compound literal size.  */
   if (TREE_CODE (type) == ARRAY_TYPE

gcc/testsuite/ChangeLog

+2007-01-02  Manuel Lopez-Ibanez <manu@gcc.gnu.org>
+
+	PR c/19977
+	* gcc/testsuite/gcc.dg/overflow-warn-3.c: Remove XFAIL.
+	* gcc/testsuite/gcc.dg/overflow-warn-4.c: Remove XFAIL.
+
 2006-01-02  Ian Lance Taylor  <iant@google.com>
 
 	* g++.dg/warn/Wparentheses-22.C: New test.

gcc/testsuite/gcc.dg/overflow-warn-3.c

@@ -40,7 +40,7 @@ f (void)
   /* This expression is not required to be a constant expression, so
      it should just involve undefined behavior at runtime.  */
   int c = INT_MAX + 1; /* { dg-warning "warning: integer overflow in expression" } */
-  /* { dg-bogus "warning: overflow in constant expression" "constant" { xfail *-*-* } 42 } */
+
 }
 
 /* But this expression does need to be constant.  */

gcc/testsuite/gcc.dg/overflow-warn-4.c

@@ -40,7 +40,7 @@ f (void)
   /* This expression is not required to be a constant expression, so
      it should just involve undefined behavior at runtime.  */
   int c = INT_MAX + 1; /* { dg-warning "warning: integer overflow in expression" } */
-  /* { dg-bogus "error: overflow in constant expression" "constant" { xfail *-*-* } 42 } */
+
 }
 
 /* But this expression does need to be constant.  */