Commit 62e4eb35 by Marek Polacek Committed by Marek Polacek

c-common.c (check_case_value): Add location_t parameter.

	* c-common.c (check_case_value):  Add location_t parameter.  Use it.
	(c_add_case_label): Pass loc to check_case_value.

	* gcc.dg/case-bogus-1.c: New test.

From-SVN: r213525
parent 87d5ce48
2014-08-03 Marek Polacek <polacek@redhat.com>
* c-common.c (check_case_value): Add location_t parameter. Use it.
(c_add_case_label): Pass loc to check_case_value.
2014-08-02 Trevor Saunders <tsaunders@mozilla.com>
* cilk.c: Use hash_map instead of pointer_map.
......
......@@ -300,7 +300,7 @@ const struct fname_var_t fname_vars[] =
struct visibility_flags visibility_options;
static tree c_fully_fold_internal (tree expr, bool, bool *, bool *);
static tree check_case_value (tree);
static tree check_case_value (location_t, tree);
static bool check_case_bounds (location_t, tree, tree, tree *, tree *);
static tree handle_packed_attribute (tree *, tree, tree, int, bool *);
......@@ -3349,7 +3349,7 @@ verify_sequence_points (tree expr)
/* Validate the expression after `case' and apply default promotions. */
static tree
check_case_value (tree value)
check_case_value (location_t loc, tree value)
{
if (value == NULL_TREE)
return value;
......@@ -3359,7 +3359,7 @@ check_case_value (tree value)
value = perform_integral_promotions (value);
else if (value != error_mark_node)
{
error ("case label does not reduce to an integer constant");
error_at (loc, "case label does not reduce to an integer constant");
value = error_mark_node;
}
......@@ -5993,14 +5993,14 @@ c_add_case_label (location_t loc, splay_tree cases, tree cond, tree orig_type,
type = TREE_TYPE (cond);
if (low_value)
{
low_value = check_case_value (low_value);
low_value = check_case_value (loc, low_value);
low_value = convert_and_check (loc, type, low_value);
if (low_value == error_mark_node)
goto error_out;
}
if (high_value)
{
high_value = check_case_value (high_value);
high_value = check_case_value (loc, high_value);
high_value = convert_and_check (loc, type, high_value);
if (high_value == error_mark_node)
goto error_out;
......
2014-08-03 Marek Polacek <polacek@redhat.com>
* gcc.dg/case-bogus-1.c: New test.
2014-08-02 Paolo Carlini <paolo.carlini@oracle.com>
PR c++/15339
......
/* { dg-do compile } */
void
foo (int n)
{
switch (n)
case 0: case 3: case 0.2: case 5:; /* { dg-error "21:case label does not reduce to an integer constant" } */
}
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