1 files changed, 18 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/imag-1.c b/gcc/testsuite/gcc.dg/imag-1.c
new file mode 100644
index 000000000..e07ef72e4
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/imag-1.c
@@ -0,0 +1,18 @@
+/* Test for __imag__ side effects; see PR 33192.  */
+/* Origin: Joseph Myers <joseph@codesourcery.com> */
+/* { dg-do run } */
+/* { dg-options "-std=gnu99" } */
+
+extern void abort (void);
+extern void exit (int);
+
+int
+main (void)
+{
+  int i, j;
+  i = 1;
+  j = __imag__ ++i;
+  if (i != 2 || j != 0)
+    abort ();
+  return 0;
+}