* [PATCH] testsuite: Add testcase for already fixed PR [PR94436]
@ 2020-04-01 12:36 Jakub Jelinek
0 siblings, 0 replies; only message in thread
From: Jakub Jelinek @ 2020-04-01 12:36 UTC (permalink / raw)
To: gcc-patches
Hi!
This PR has been fixed by r10-7237-g4e3d3e40726e1b68bf52fa205c68495124ea60b8
already but we didn't have a comparable testcase.
Tested on x86_64-linux -m32/-m64, committed to trunk as obvious.
2020-04-01 Jakub Jelinek <jakub@redhat.com>
PR middle-end/94436
* gcc.dg/pr94436.c: New test.
--- gcc/testsuite/gcc.dg/pr94436.c.jj
+++ gcc/testsuite/gcc.dg/pr94436.c
@@ -0,0 +1,13 @@
+/* PR middle-end/94436 */
+/* { dg-do compile } */
+/* { dg-options "-Wincompatible-pointer-types" } */
+
+struct S { int s; };
+int foo (struct S *);
+
+int
+bar (void)
+{
+ int s = 0;
+ return foo ((struct S *) ((char *) &s - (char *) &((struct S *) 0)->s)); /* { dg-bogus "from incompatible pointer type" } */
+}
Jakub
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2020-04-01 12:36 [PATCH] testsuite: Add testcase for already fixed PR [PR94436] Jakub Jelinek
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