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[src/trunk]: src/usr.bin/xlint/lint1 lint: simplify typeok_strict_bool_compat...



details:   https://anonhg.NetBSD.org/src/rev/930eafe177ee
branches:  trunk
changeset: 979896:930eafe177ee
user:      rillig <rillig%NetBSD.org@localhost>
date:      Sat Jan 16 18:58:21 2021 +0000

description:
lint: simplify typeok_strict_bool_compatible

diffstat:

 tests/usr.bin/xlint/lint1/d_c99_bool_strict.exp |   2 +-
 usr.bin/xlint/lint1/tree.c                      |  13 +++++--------
 2 files changed, 6 insertions(+), 9 deletions(-)

diffs (60 lines):

diff -r a1256fd0d1f8 -r 930eafe177ee tests/usr.bin/xlint/lint1/d_c99_bool_strict.exp
--- a/tests/usr.bin/xlint/lint1/d_c99_bool_strict.exp   Sat Jan 16 18:48:52 2021 +0000
+++ b/tests/usr.bin/xlint/lint1/d_c99_bool_strict.exp   Sat Jan 16 18:58:21 2021 +0000
@@ -20,7 +20,7 @@
 d_c99_bool_strict.c(252): return value type mismatch (_Bool) and (int) [211]
 d_c99_bool_strict.c(258): return value type mismatch (_Bool) and (int) [211]
 d_c99_bool_strict.c(264): return value type mismatch (_Bool) and (int) [211]
-d_c99_bool_strict.c(270): return value type mismatch (_Bool) and (pointer to const void) [211]
+d_c99_bool_strict.c(270): return value type mismatch (_Bool) and (pointer) [211]
 d_c99_bool_strict.c(268): warning: argument p unused in function strict_bool_conversion_return_pointer [231]
 d_c99_bool_strict.c(276): return value type mismatch (char) and (_Bool) [211]
 d_c99_bool_strict.c(282): return value type mismatch (char) and (_Bool) [211]
diff -r a1256fd0d1f8 -r 930eafe177ee usr.bin/xlint/lint1/tree.c
--- a/usr.bin/xlint/lint1/tree.c        Sat Jan 16 18:48:52 2021 +0000
+++ b/usr.bin/xlint/lint1/tree.c        Sat Jan 16 18:58:21 2021 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: tree.c,v 1.160 2021/01/16 18:48:52 rillig Exp $        */
+/*     $NetBSD: tree.c,v 1.161 2021/01/16 18:58:21 rillig Exp $        */
 
 /*
  * Copyright (c) 1994, 1995 Jochen Pohl
@@ -37,7 +37,7 @@
 
 #include <sys/cdefs.h>
 #if defined(__RCSID) && !defined(lint)
-__RCSID("$NetBSD: tree.c,v 1.160 2021/01/16 18:48:52 rillig Exp $");
+__RCSID("$NetBSD: tree.c,v 1.161 2021/01/16 18:58:21 rillig Exp $");
 #endif
 
 #include <float.h>
@@ -1088,9 +1088,7 @@
  * special rule C99 6.3.1.2, without silent change in behavior.
  */
 static bool
-typeok_strict_bool_assign(op_t op, int arg,
-                         const tnode_t *ln, tspec_t lt,
-                         const tnode_t *rn, tspec_t rt)
+typeok_strict_bool_compatible(op_t op, int arg, tspec_t lt, tspec_t rt)
 {
        if ((lt == BOOL) == (rt == BOOL))
                return true;
@@ -1100,8 +1098,7 @@
                error(334, arg, tspec_name(lt), tspec_name(rt));
        } else if (op == RETURN) {
                /* return value type mismatch (%s) and (%s) */
-               error(211, type_name(ln->tn_type), type_name(rn->tn_type));
-               return false;
+               error(211, tspec_name(lt), tspec_name(rt));
        } else {
                /* operands of '%s' have incompatible types (%s != %s) */
                error(107, getopname(op), tspec_name(lt), tspec_name(rt));
@@ -1148,7 +1145,7 @@
        }
 
        if (needs_compatible_types(op))
-               return typeok_strict_bool_assign(op, arg, ln, lt, rn, rt);
+               return typeok_strict_bool_compatible(op, arg, lt, rt);
 
        if (mp->m_takes_only_bool || op == QUEST) {
                bool binary = mp->m_binary;



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