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diff gcc/testsuite/gcc.dg/pr18501.c @ 111:04ced10e8804

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gcc 7
author kono
date Fri, 27 Oct 2017 22:46:09 +0900
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/gcc/testsuite/gcc.dg/pr18501.c	Fri Oct 27 22:46:09 2017 +0900
@@ -0,0 +1,20 @@
+/* Expected uninitialized variable warning.  */
+
+/* { dg-do compile } */
+/* { dg-options "-O -Wuninitialized" } */
+
+unsigned bmp_iter_set ();
+int something (void);
+
+void
+bitmap_print_value_set (void)
+{
+  unsigned first;	/* { dg-warning "may be used" "conditional in loop" { xfail *-*-* } } */
+  
+  for (; bmp_iter_set (); )
+    {
+      if (!first)
+	something ();
+      first = 0;
+    }
+}