re PR target/27421 (ICE with invalid array in struct)

	PR target/27421
	* config/i386/i386.c (classify_argument): Skip fields with invalid
	types.

	* gcc.dg/array-9.c: New test.

From-SVN: r113706

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index be9553d839b6546edb820f2a21ed347c796173d2..920b475f1e8464a321a35c2392a43ddb58165c42 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,5 +1,9 @@
 2006-05-11  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
 
+       PR target/27421
+       * config/i386/i386.c (classify_argument): Skip fields with invalid
+       types.
+
        PR middle-end/27384
        * fold-const.c (size_binop): Move sanity check for arguments to
        the beginning of the function.

diff --git a/gcc/config/i386/i386.c b/gcc/config/i386/i386.c
index 2517e7a45269fd68d2b7642375ce90ae19f75179..f9b0bde59a5015092c5cd95b7d580dc0b8744c62 100644 (file)
--- a/gcc/config/i386/i386.c
+++ b/gcc/config/i386/i386.c
@@ -2257,6 +2257,9 @@ classify_argument (enum machine_mode mode, tree type,
                {
                  int num;
 
+                 if (TREE_TYPE (field) == error_mark_node)
+                   continue;
+
                  /* Bitfields are always classified as integer.  Handle them
                     early, since later code would consider them to be
                     misaligned integers.  */

diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 26a7890336668b1dae05637b6ebe3fa10f8a80ff..8f09685b5660b775bdf9898e8b63df232cacebe1 100644 (file)
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,5 +1,8 @@
 2006-05-11  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
 
+       PR target/27421
+       * gcc.dg/array-9.c: New test.
+
        PR middle-end/27384
        * g++.dg/other/fold1.C: New test.
 

diff --git a/gcc/testsuite/gcc.dg/array-9.c b/gcc/testsuite/gcc.dg/array-9.c
new file mode 100644 (file)
index 0000000..f173f65
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/array-9.c
@@ -0,0 +1,10 @@
+/* PR target/27421 */
+/* { dg-do compile } */
+
+struct A
+{
+  int i;
+  void x[1];  /* { dg-error "array of voids" } */
+};
+
+void foo(struct A a) {}