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c-typeck.c (emit_side_effect_warnings): Use EXPR_HAS_LOCATION instead of EXPR_LOCUS in a boolean context...

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* c-typeck.c (emit_side_effect_warnings):  Use EXPR_HAS_LOCATION
	instead of EXPR_LOCUS in a boolean context, which is always true
	if --enable-mapped-location.
	* stmt.c (warn_if_unused_value):  Likewise.  Also use EXPR_LOCATION.

From-SVN: r84698
This commit is contained in:
Per Bothner 2004-07-14 11:47:14 -07:00 committed by Per Bothner
parent 26e0e4107b
commit 607bdeaa0d
3 changed files with 10 additions and 3 deletions
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7
gcc/ChangeLog
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@ -1,3 +1,10 @@
2004-07-14 Per Bothner <per@bothner.com>
* c-typeck.c (emit_side_effect_warnings): Use EXPR_HAS_LOCATION
instead of EXPR_LOCUS in a boolean context, which is always true
if --enable-mapped-location.
* stmt.c (warn_if_unused_value): Likewise. Also use EXPR_LOCATION.
2004-07-14 Richard Henderson <rth@redhat.com>
* dominance.c (struct dom_info): Add fake_exit_edge.

2
gcc/c-typeck.c
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@ -6582,7 +6582,7 @@ emit_side_effect_warnings (tree expr)
{
if (!VOID_TYPE_P (TREE_TYPE (expr)) && !TREE_NO_WARNING (expr))
warning ("%Hstatement with no effect",
EXPR_LOCUS (expr) ? EXPR_LOCUS (expr) : &input_location);
EXPR_HAS_LOCATION (expr) ? EXPR_LOCUS (expr) : &input_location);
}
else if (warn_unused_value)
warn_if_unused_value (expr, input_location);

4
gcc/stmt.c
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@ -1634,8 +1634,8 @@ warn_if_unused_value (tree exp, location_t locus)
if (VOID_TYPE_P (TREE_TYPE (exp)))
return 0;
if (EXPR_LOCUS (exp))
locus = *EXPR_LOCUS (exp);
if (EXPR_HAS_LOCATION (exp))
locus = EXPR_LOCATION (exp);
switch (TREE_CODE (exp))
{