1 files changed, 40 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/misc-column.c b/gcc/testsuite/gcc.dg/misc-column.c
new file mode 100644
index 000000000..e68300bfc
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/misc-column.c
@@ -0,0 +1,40 @@
+/* { dg-options "-fshow-column -Wall -Wfloat-equal -pedantic" } */
+
+int i, j;
+float a, b;
+
+int *p;
+struct {
+	int a;
+	char b;
+} *q;
+
+extern void bar();
+
+void foo (void)
+{
+  if (a == b) /* { dg-warning "9:comparing floating point with" } */
+    bar ();
+
+  if (p < q) /* { dg-warning "9:comparison of distinct pointer types" } */
+    bar ();
+
+  if (&p == 0) /* { dg-warning "10:comparison will always evaluate as 'false'" } */
+    bar();
+
+  if (p == 4) /* { dg-warning "9:comparison between pointer and integer" } */
+    bar();
+
+  if (p < 0) /* { dg-warning "9:ordered comparison of pointer with" } */
+    bar();
+
+  -q;	 /* { dg-error "3:wrong type argument to unary" } */
+
+  ~q;    /* { dg-error "3:wrong type argument to bit" } */
+
+  ++*q; /* { dg-error "3:wrong type argument to increment" } */
+
+  i = j / 0;  /* { dg-warning "9:division by zero" } */
+
+  i /= 0; /* { dg-warning "5:division by zero" } */
+}