Module Name:    src
Committed By:   rillig
Date:           Thu Apr 22 22:43:26 UTC 2021

Modified Files:
        src/distrib/sets/lists/tests: mi
        src/tests/usr.bin/xlint/lint1: Makefile t_integration.sh
Added Files:
        src/tests/usr.bin/xlint/lint1: gcc_typeof_after_statement.c
            gcc_typeof_after_statement.exp

Log Message:
tests/lint: add test for typeof after statement

Found by christos@.


To generate a diff of this commit:
cvs rdiff -u -r1.1044 -r1.1045 src/distrib/sets/lists/tests/mi
cvs rdiff -u -r1.51 -r1.52 src/tests/usr.bin/xlint/lint1/Makefile
cvs rdiff -u -r0 -r1.1 \
    src/tests/usr.bin/xlint/lint1/gcc_typeof_after_statement.c \
    src/tests/usr.bin/xlint/lint1/gcc_typeof_after_statement.exp
cvs rdiff -u -r1.43 -r1.44 src/tests/usr.bin/xlint/lint1/t_integration.sh

Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.

Modified files:

Index: src/distrib/sets/lists/tests/mi
diff -u src/distrib/sets/lists/tests/mi:1.1044 src/distrib/sets/lists/tests/mi:1.1045
--- src/distrib/sets/lists/tests/mi:1.1044	Sun Apr 18 23:02:16 2021
+++ src/distrib/sets/lists/tests/mi	Thu Apr 22 22:43:26 2021
@@ -1,4 +1,4 @@
-# $NetBSD: mi,v 1.1044 2021/04/18 23:02:16 rillig Exp $
+# $NetBSD: mi,v 1.1045 2021/04/22 22:43:26 rillig Exp $
 #
 # Note: don't delete entries from here - mark them as "obsolete" instead.
 #
@@ -6191,6 +6191,8 @@
 ./usr/tests/usr.bin/xlint/lint1/feat_stacktrace.exp		tests-usr.bin-tests	compattestfile,atf
 ./usr/tests/usr.bin/xlint/lint1/gcc_init_compound_literal.c	tests-usr.bin-tests	compattestfile,atf
 ./usr/tests/usr.bin/xlint/lint1/gcc_init_compound_literal.exp	tests-usr.bin-tests	compattestfile,atf
+./usr/tests/usr.bin/xlint/lint1/gcc_typeof_after_statement.c	tests-usr.bin-tests	compattestfile,atf
+./usr/tests/usr.bin/xlint/lint1/gcc_typeof_after_statement.exp	tests-usr.bin-tests	compattestfile,atf
 ./usr/tests/usr.bin/xlint/lint1/msg_000.c			tests-usr.bin-tests	compattestfile,atf
 ./usr/tests/usr.bin/xlint/lint1/msg_000.exp			tests-usr.bin-tests	compattestfile,atf
 ./usr/tests/usr.bin/xlint/lint1/msg_001.c			tests-usr.bin-tests	compattestfile,atf

Index: src/tests/usr.bin/xlint/lint1/Makefile
diff -u src/tests/usr.bin/xlint/lint1/Makefile:1.51 src/tests/usr.bin/xlint/lint1/Makefile:1.52
--- src/tests/usr.bin/xlint/lint1/Makefile:1.51	Wed Apr 21 14:04:26 2021
+++ src/tests/usr.bin/xlint/lint1/Makefile	Thu Apr 22 22:43:26 2021
@@ -1,4 +1,4 @@
-# $NetBSD: Makefile,v 1.51 2021/04/21 14:04:26 christos Exp $
+# $NetBSD: Makefile,v 1.52 2021/04/22 22:43:26 rillig Exp $
 
 NOMAN=		# defined
 MAX_MESSAGE=	343		# see lint1/err.c
@@ -107,6 +107,8 @@ FILES+=		feat_stacktrace.c
 FILES+=		feat_stacktrace.exp
 FILES+=		gcc_init_compound_literal.c
 FILES+=		gcc_init_compound_literal.exp
+FILES+=		gcc_typeof_after_statement.c
+FILES+=		gcc_typeof_after_statement.exp
 FILES+=		${:U0 ${:U:${:Urange=${MAX_MESSAGE}}}:C,^.$,0&,:C,^..$,0&,:@i@msg_${i}.c msg_${i}.exp@:Nmsg_176.exp}
 FILES+=		op_colon.c
 FILES+=		op_colon.exp

Index: src/tests/usr.bin/xlint/lint1/t_integration.sh
diff -u src/tests/usr.bin/xlint/lint1/t_integration.sh:1.43 src/tests/usr.bin/xlint/lint1/t_integration.sh:1.44
--- src/tests/usr.bin/xlint/lint1/t_integration.sh:1.43	Sun Apr 18 20:02:56 2021
+++ src/tests/usr.bin/xlint/lint1/t_integration.sh	Thu Apr 22 22:43:26 2021
@@ -1,4 +1,4 @@
-# $NetBSD: t_integration.sh,v 1.43 2021/04/18 20:02:56 rillig Exp $
+# $NetBSD: t_integration.sh,v 1.44 2021/04/22 22:43:26 rillig Exp $
 #
 # Copyright (c) 2008, 2010 The NetBSD Foundation, Inc.
 # All rights reserved.
@@ -180,6 +180,7 @@ test_case d_long_double_int
 test_case emit
 
 test_case gcc_init_compound_literal
+test_case gcc_typeof_after_statement
 
 test_case op_colon
 

Added files:

Index: src/tests/usr.bin/xlint/lint1/gcc_typeof_after_statement.c
diff -u /dev/null src/tests/usr.bin/xlint/lint1/gcc_typeof_after_statement.c:1.1
--- /dev/null	Thu Apr 22 22:43:26 2021
+++ src/tests/usr.bin/xlint/lint1/gcc_typeof_after_statement.c	Thu Apr 22 22:43:26 2021
@@ -0,0 +1,23 @@
+/*	$NetBSD: gcc_typeof_after_statement.c,v 1.1 2021/04/22 22:43:26 rillig Exp $	*/
+# 3 "gcc_typeof_after_statement.c"
+
+/*
+ * As of 2021-04-23, lint cannot parse typeof(...) if there is a statement
+ * before it.
+ */
+
+void *
+example(void **ptr)
+{
+	return ({
+		if (*ptr != (void *)0)
+			ptr++;
+
+		/* FIXME: This is a legitimate use case. */
+		/* expect+1: syntax error '__typeof__' [249] */
+		__typeof__(*ptr) ret = *ptr;
+		/* expect+1: 'ret' undefined [99] */
+		ret;
+		/* expect+1: illegal combination of pointer (pointer to void) and integer (int) [183] */
+	});
+}
Index: src/tests/usr.bin/xlint/lint1/gcc_typeof_after_statement.exp
diff -u /dev/null src/tests/usr.bin/xlint/lint1/gcc_typeof_after_statement.exp:1.1
--- /dev/null	Thu Apr 22 22:43:26 2021
+++ src/tests/usr.bin/xlint/lint1/gcc_typeof_after_statement.exp	Thu Apr 22 22:43:26 2021
@@ -0,0 +1,3 @@
+gcc_typeof_after_statement.c(18): error: syntax error '__typeof__' [249]
+gcc_typeof_after_statement.c(20): error: 'ret' undefined [99]
+gcc_typeof_after_statement.c(22): warning: illegal combination of pointer (pointer to void) and integer (int) [183]

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