[src/trunk]: src/tests/usr.bin/xlint/lint1 tests/lint: sync tests for platfor...

[rillig <rillig%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/37e98c23a0c8
branches:  trunk
changeset: 362025:37e98c23a0c8
user:      rillig <rillig%NetBSD.org@localhost>
date:      Sat Feb 26 11:13:01 2022 +0000

description:
tests/lint: sync tests for platform-dependent character comparisons

diffstat:

 tests/usr.bin/xlint/lint1/msg_230.c       |   4 +-
 tests/usr.bin/xlint/lint1/msg_230_uchar.c |  32 +++++++++++++++++++++++-------
 2 files changed, 26 insertions(+), 10 deletions(-)

diffs (87 lines):

diff -r 915fff45b19b -r 37e98c23a0c8 tests/usr.bin/xlint/lint1/msg_230.c
--- a/tests/usr.bin/xlint/lint1/msg_230.c       Sat Feb 26 10:16:35 2022 +0000
+++ b/tests/usr.bin/xlint/lint1/msg_230.c       Sat Feb 26 11:13:01 2022 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: msg_230.c,v 1.10 2021/10/09 22:03:38 rillig Exp $      */
+/*     $NetBSD: msg_230.c,v 1.11 2022/02/26 11:13:01 rillig Exp $      */
 # 3 "msg_230.c"
 
 // Test for message: nonportable character comparison '%s %d' [230]
@@ -71,7 +71,7 @@
 }
 
 void
-compare_lt(char c)
+compare_greater(char c)
 {
 
        /* expect+1: warning: nonportable character comparison '> -2' [230] */
diff -r 915fff45b19b -r 37e98c23a0c8 tests/usr.bin/xlint/lint1/msg_230_uchar.c
--- a/tests/usr.bin/xlint/lint1/msg_230_uchar.c Sat Feb 26 10:16:35 2022 +0000
+++ b/tests/usr.bin/xlint/lint1/msg_230_uchar.c Sat Feb 26 11:13:01 2022 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: msg_230_uchar.c,v 1.6 2021/12/16 21:14:59 rillig Exp $ */
+/*     $NetBSD: msg_230_uchar.c,v 1.7 2022/02/26 11:13:01 rillig Exp $ */
 # 3 "msg_230_uchar.c"
 
 // Test for message: nonportable character comparison '%s %d' [230]
@@ -46,32 +46,32 @@
 void
 compare_plain_char_yoda(char c)
 {
-       /* expect+1: warning: nonportable character comparison '== -129' */
+       /* expect+1: warning: nonportable character comparison '== -129' [230] */
        if (-129 == c)
                return;
-       /* expect+1: warning: nonportable character comparison '== -128' */
+       /* expect+1: warning: nonportable character comparison '== -128' [230] */
        if (-128 == c)
                return;
-       /* expect+1: warning: nonportable character comparison '== -1' */
+       /* expect+1: warning: nonportable character comparison '== -1' [230] */
        if (-1 == c)
                return;
        if (0 == c)
                return;
        if (127 == c)
                return;
-       /* expect+1: warning: nonportable character comparison '== 128' */
+       /* expect+1: warning: nonportable character comparison '== 128' [230] */
        if (128 == c)
                return;
-       /* expect+1: warning: nonportable character comparison '== 255' */
+       /* expect+1: warning: nonportable character comparison '== 255' [230] */
        if (255 == c)
                return;
-       /* expect+1: warning: nonportable character comparison '== 256' */
+       /* expect+1: warning: nonportable character comparison '== 256' [230] */
        if (256 == c)
                return;
 }
 
 void
-compare_lt(char c)
+compare_greater(char c)
 {
 
        /* expect+1: warning: nonportable character comparison '> -2' [230] */
@@ -116,3 +116,19 @@
        if (c >= 129)
                return;
 }
+
+void
+compare_with_character_literal(char ch)
+{
+       /*
+        * These comparisons are portable since the character constant is
+        * interpreted using the type 'char' on the exact same platform as
+        * where the comparison takes place.
+        */
+       if (ch == '\200')
+               return;
+       if (ch == '\377')
+               return;
+       if (ch == '\000')
+               return;
+}