From: Luc Van Oostenryck <luc.vanoostenryck@gmail.com>
To: linux-sparse@vger.kernel.org
Cc: Luc Van Oostenryck <luc.vanoostenryck@gmail.com>
Subject: [PATCH 03/17] bad-goto: add more testcases
Date: Mon, 13 Apr 2020 18:15:51 +0200 [thread overview]
Message-ID: <20200413161605.95900-4-luc.vanoostenryck@gmail.com> (raw)
In-Reply-To: <20200413161605.95900-1-luc.vanoostenryck@gmail.com>
Add some testcases for gotos with undeclared labels & __label__.
Signed-off-by: Luc Van Oostenryck <luc.vanoostenryck@gmail.com>
---
validation/label-scope1.c | 42 +++++++++++++++++++++++++++++++++++++++
1 file changed, 42 insertions(+)
create mode 100644 validation/label-scope1.c
diff --git a/validation/label-scope1.c b/validation/label-scope1.c
new file mode 100644
index 000000000000..f2b1ae9b158a
--- /dev/null
+++ b/validation/label-scope1.c
@@ -0,0 +1,42 @@
+static void ok_top(void)
+{
+ __label__ l;
+l:
+ goto l;
+}
+
+static void ko_undecl(void)
+{
+ __label__ l;
+ goto l; // KO: undeclared
+}
+
+static void ok_local(void)
+{
+l:
+ {
+ __label__ l;
+l:
+ goto l;
+ }
+goto l;
+}
+
+static void ko_scope(void)
+{
+ {
+ __label__ l;
+l:
+ goto l;
+ }
+goto l; // KO: undeclared
+}
+
+/*
+ * check-name: label-scope1
+ *
+ * check-error-start
+label-scope1.c:11:9: error: label 'l' was not declared
+label-scope1.c:32:1: error: label 'l' was not declared
+ * check-error-end
+ */
--
2.26.0
next prev parent reply other threads:[~2020-04-13 16:16 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-04-13 16:15 [PATCH 00/17] detect invalid branches at evaluation time Luc Van Oostenryck
2020-04-13 16:15 ` [PATCH 01/17] bad-goto: add testcase for 'jump inside discarded expression statement' Luc Van Oostenryck
2020-04-13 16:15 ` [PATCH 02/17] bad-goto: add testcases for linearization of invalid labels Luc Van Oostenryck
2020-04-13 16:15 ` Luc Van Oostenryck [this message]
2020-04-13 16:15 ` [PATCH 04/17] bad-goto: do not linearize if the IR will be invalid Luc Van Oostenryck
2020-04-13 16:15 ` [PATCH 05/17] bad-goto: reorg test in evaluate_goto_statement() Luc Van Oostenryck
2020-04-13 16:15 ` [PATCH 06/17] bad-goto: simplify testing of undeclared labels Luc Van Oostenryck
2020-04-13 16:15 ` [PATCH 07/17] bad-goto: do not linearize function with " Luc Van Oostenryck
2020-04-13 16:15 ` [PATCH 08/17] bad-goto: catch labels with reserved names Luc Van Oostenryck
2020-04-13 16:15 ` [PATCH 09/17] scope: no memset() needed after __alloc_scope() Luc Van Oostenryck
2020-04-13 16:15 ` [PATCH 10/17] scope: move scope opening/ending inside compound_statement() Luc Van Oostenryck
2020-04-13 16:15 ` [PATCH 11/17] scope: make function scope the same as the body block scope Luc Van Oostenryck
2020-04-13 16:16 ` [PATCH 12/17] scope: s/{start,end}_symbol_scope/{start,end}_block_scope/ Luc Van Oostenryck
2020-04-13 16:16 ` [PATCH 13/17] scope: let labels have their own scope Luc Van Oostenryck
2020-04-13 17:30 ` Linus Torvalds
2020-04-13 16:16 ` [PATCH 14/17] scope: add is_in_scope() Luc Van Oostenryck
2020-04-13 16:16 ` [PATCH 15/17] scope: give a scope for labels & gotos Luc Van Oostenryck
2020-04-13 17:52 ` Linus Torvalds
2020-04-13 18:54 ` Luc Van Oostenryck
2020-04-13 19:32 ` Linus Torvalds
2020-04-13 20:00 ` Luc Van Oostenryck
2020-04-13 22:40 ` Linus Torvalds
2020-04-13 23:39 ` Luc Van Oostenryck
2020-04-14 7:49 ` Luc Van Oostenryck
2020-04-14 18:19 ` Linus Torvalds
2020-04-14 23:09 ` Luc Van Oostenryck
2020-04-15 0:59 ` Linus Torvalds
2020-05-14 22:22 ` Luc Van Oostenryck
2020-04-13 16:16 ` [PATCH 16/17] bad-goto: catch gotos inside expression statements Luc Van Oostenryck
2020-04-13 16:16 ` [PATCH 17/17] bad-goto: cleanup evaluate_goto() Luc Van Oostenryck
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