I committed this patch as a test case I worked up for PR 51592. It
turns out that Jakub already fixed the problem, but he was only working
from a Go test case. This patch adds a C test case in the hopes of
making the problem less likely to recur. Committed to mainline.
Ian
2011-12-16 Ian Lance Taylor <[email protected]>
PR middle-end/51592
* gcc.dg/20111216-1.c: New test.
Index: gcc.dg/20111216-1.c
===================================================================
--- gcc.dg/20111216-1.c (revision 0)
+++ gcc.dg/20111216-1.c (revision 0)
@@ -0,0 +1,17 @@
+/* { dg-do compile } */
+/* { dg-options "-O -fexceptions -fnon-call-exceptions" } */
+
+extern void f2 () __attribute__ ((noreturn));
+void
+f1 ()
+{
+ unsigned char a[8];
+ unsigned int i;
+
+ for (i = 0; i < 8; i++)
+ {
+ if (i > 8)
+ f2 ();
+ a[i] = i <= 8;
+ }
+}
