2014-04-28 Richard Biener <rguenther@suse.de>
+ PR tree-optimization/60979
+ * graphite-scop-detection.c (scopdet_basic_block_info): Reject
+ SCOPs that end in a block with a successor with abnormal
+ predecessors.
+
+2014-04-28 Richard Biener <rguenther@suse.de>
+
* tree-pass.h (execute_pass_list): Adjust prototype.
* passes.c (pass_manager::execute_early_local_passes):
Adjust.
result.exits = false;
/* Mark bbs terminating a SESE region difficult, if they start
- a condition. */
- if (!single_succ_p (bb))
+ a condition or if the block it exits to cannot be split
+ with make_forwarder_block. */
+ if (!single_succ_p (bb)
+ || bb_has_abnormal_pred (single_succ (bb)))
result.difficult = true;
else
result.exit = single_succ (bb);
+2014-04-28 Richard Biener <rguenther@suse.de>
+
+ PR tree-optimization/60979
+ * gcc.dg/graphite/pr60979.c: New testcase.
+
2014-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
PR c/60983
--- /dev/null
+/* { dg-options "-O -fgraphite-identity" } */
+
+#include <setjmp.h>
+
+struct x;
+
+typedef struct x **(*a)(struct x *);
+
+struct x {
+ union {
+ struct {
+ union {
+ a *i;
+ } l;
+ int s;
+ } y;
+ } e;
+};
+
+jmp_buf c;
+
+void
+b(struct x *r)
+{
+ int f;
+ static int w = 0;
+ volatile jmp_buf m;
+ f = (*(((struct x *)r)->e.y.l.i[2]((struct x *)r)))->e.y.s;
+ if (w++ != 0)
+ __builtin_memcpy((char *)m, (const char *)c, sizeof(jmp_buf));
+ if (setjmp (c) == 0) {
+ int z;
+ for (z = 0; z < 0; ++z)
+ ;
+ }
+ d((const char *)m);
+}