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Diffstat (limited to 'regress/usr.bin/xlint/test-14.c')
-rw-r--r--regress/usr.bin/xlint/test-14.c43
1 files changed, 43 insertions, 0 deletions
diff --git a/regress/usr.bin/xlint/test-14.c b/regress/usr.bin/xlint/test-14.c
new file mode 100644
index 00000000000..a9e12daaed1
--- /dev/null
+++ b/regress/usr.bin/xlint/test-14.c
@@ -0,0 +1,43 @@
+/* $OpenBSD: test-14.c,v 1.1 2005/12/12 23:37:51 cloder Exp $ */
+
+/*
+ * Placed in the public domain by Chad Loder <cloder@openbsd.org>.
+ *
+ * Test lint warnings regarding constant in conditional contexts.
+ */
+
+/* ARGSUSED */
+int
+main(int argc, char *argv[])
+{
+ do {
+ argc++;
+ } while (0); /* do not warn */
+
+ do {
+ if (argc++)
+ break;
+ } while (1); /* do not warn */
+
+
+ do {
+ if (argc++)
+ break;
+ } while (2); /* warn because of 2 */
+
+ if (0) { /* do not warn */
+ argc++;
+ }
+
+ if (1) { /* do not warn */
+ argc++;
+ }
+
+ if (argc && 1) { /* warn because of compound expression */
+ argc++;
+ }
+
+ return 0;
+}
+
+