pr11832.c: XFAIL for mips and powerpc-linux, then ignore ICE message to avoid a second failure.

	* gcc.c-torture/compile/pr11832.c: XFAIL for mips and powerpc-linux,
	then ignore ICE message to avoid a second failure.
	* gcc.c-torture/compile/pr33009.c: Ditto.
	* lib/gcc-dg.exp: Explain in comment how to XFAIL an ICE.

From-SVN: r135238

gcc/testsuite/ChangeLog

+2008-05-12  Janis Johnson  <janis187@us.ibm.com>
+
+	* gcc.c-torture/compile/pr11832.c: XFAIL for mips and powerpc-linux,
+	then ignore ICE message to avoid a second failure.
+	* gcc.c-torture/compile/pr33009.c: Ditto.
+	* lib/gcc-dg.exp: Explain in comment how to XFAIL an ICE.
+
 2008-05-12  Andy Hutchinson  <hutchinsonandy@aim.com>
 
 	* gcc.dg/pr34457-1.c: Skip for target without trampolines.

gcc/testsuite/gcc.c-torture/compile/pr11832.c

 /* { dg-do compile } */
-/* Currently ICEs for MIPS; see PR33642.  */
-/* { dg-skip-if "PR33642" { mips*-*-* } { "*" } { "" } } */
+/* Currently ICEs for MIPS and PowerPC; see PR33642.  */
+/* { dg-xfail-if "PR33642" { mips*-*-* powerpc*-*-linux* } { "*" } { "" } } */
+/* { dg-prune-output ".*internal compiler error.*" }
 /* { dg-options "-frtl-abstract-sequences" } */
 
 int a, b, e;

gcc/testsuite/gcc.c-torture/compile/pr33009.c

 /* { dg-do compile } */
-/* Currently ICEs for MIPS; see PR33642.  */
-/* { dg-skip-if "PR33642" { mips*-*-* } { "*" } { "" } } */
+/* Currently ICEs for MIPS and PowerPC; see PR33642.  */
+/* { dg-xfail-if "PR33642" { mips*-*-* powerpc*-*-linux* } { "*" } { "" } } */
+/* { dg-prune-output ".*internal compiler error.*" }
 /* { dg-options "-frtl-abstract-sequences" } */
 
 char *progName;

gcc/testsuite/lib/gcc-dg.exp

@@ -140,8 +140,9 @@ proc gcc-dg-test-1 { target_compile prog do_what extra_tool_flags } {
     set comp_output [$target_compile "$prog" "$output_file" "$compile_type" $options]
 
     # Look for an internal compiler error, which sometimes masks the fact
-    # that we didn't get an expected error message.  An ICE always fails,
-    # there's no way to XFAIL it.
+    # that we didn't get an expected error message.  XFAIL an ICE via
+    # dg-xfail-if and use { dg-prune-output ".*internal compiler error.*" }
+    # to avoid a second failure for excess errors.
     if [string match "*internal compiler error*" $comp_output] {
 	upvar 2 name name
 	fail "$name (internal compiler error)"