re PR middle-end/32370 (Segfault after rejecting bogus assembler)

	PR middle-end/32370
	* passes.c (init_optimization_passes): Move pass_df_finish
	after pass_postreload sublist.

	* gcc.dg/pr32370.c: New test.

From-SVN: r127856

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index d3a9f3ec08570ec997428eac953b710ba8fcd6fc..bc2e9bef119d2b9322142c4cce0539bb1da34963 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,5 +1,9 @@
 2007-08-28  Jakub Jelinek  <jakub@redhat.com>
 
+       PR middle-end/32370
+       * passes.c (init_optimization_passes): Move pass_df_finish
+       after pass_postreload sublist.
+
        PR rtl-optimization/33148
        * simplify-rtx.c (simplify_unary_operation_1): Only optimize
        (neg (lt X 0)) if X has scalar int mode.

diff --git a/gcc/passes.c b/gcc/passes.c
index 1ec6b0a2c0d00e4c074313a35475c91ceb2d0388..1a34752fa71ee6ebb2404b134236fd1e8f8ffa55 100644 (file)
--- a/gcc/passes.c
+++ b/gcc/passes.c
@@ -762,13 +762,13 @@ init_optimization_passes (void)
          NEXT_PASS (pass_machine_reorg);
          NEXT_PASS (pass_cleanup_barriers);
          NEXT_PASS (pass_delay_slots);
-         NEXT_PASS (pass_df_finish);
          NEXT_PASS (pass_split_for_shorten_branches);
          NEXT_PASS (pass_convert_to_eh_region_ranges);
          NEXT_PASS (pass_shorten_branches);
          NEXT_PASS (pass_set_nothrow_function_flags);
          NEXT_PASS (pass_final);
        }
+      NEXT_PASS (pass_df_finish);
     }
   NEXT_PASS (pass_clean_state);
   *p = NULL;

diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index d4964737575907e3baefae5121f2f84b47d308bb..47ee5d715d538b4cd87ea2cd478b2eccf3a258ba 100644 (file)
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,5 +1,8 @@
 2007-08-28  Jakub Jelinek  <jakub@redhat.com>
 
+       PR middle-end/32370
+       * gcc.dg/pr32370.c: New test.
+
        PR rtl-optimization/33148
        * gcc.c-torture/compile/20070827-1.c: New test.
 

diff --git a/gcc/testsuite/gcc.dg/pr32370.c b/gcc/testsuite/gcc.dg/pr32370.c
new file mode 100644 (file)
index 0000000..18afde2
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/pr32370.c
@@ -0,0 +1,24 @@
+/* PR middle-end/32370 */
+/* { dg-do compile { target i?86-*-* x86_64-*-* ia64-*-* } } */
+/* { dg-options "" { target ia64-*-* } } */
+/* { dg-options "-ffixed-esi" { target i?86-*-* x86_64-*-* } } */
+
+#if defined __i386__ || defined __x86_64__
+# define C "=S"
+#elif defined __ia64__
+# define C "=a"
+#endif
+
+unsigned int
+foo (unsigned long port)
+{
+  unsigned int v;
+  __asm__ __volatile__ ("" : C (v) : "Nd" (port));     /* { dg-error "while reloading\|has impossible" } */
+  return v;
+}
+
+void
+bar (void)
+{
+  foo (0);
+}