hpux.h (LINK_SPEC): Add -z.

	* config/ia64/hpux.h (LINK_SPEC): Add -z.
	* config/ia64/ia64.c (ia64_function_value): Return a REG not a
	PARALLEL for an empty structure.

From-SVN: r96004

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 451b7a2acfe39112ebf90022438a9cd05195d98c..2ca5db6c12c73c2e6880a0b84e195744501a4b9a 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,9 @@
+2005-03-07  Joseph S. Myers  <joseph@codesourcery.com>
+
+       * config/ia64/hpux.h (LINK_SPEC): Add -z.
+       * config/ia64/ia64.c (ia64_function_value): Return a REG not a
+       PARALLEL for an empty structure.
+
 2005-03-07  Kazu Hirata  <kazu@cs.umass.edu>
 
        * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.

diff --git a/gcc/config/ia64/hpux.h b/gcc/config/ia64/hpux.h
index 5b4f0470f0860df16956f0b2ac3e010706169d77..1618eb892b069e14861ed303f26bf140626d7040 100644 (file)
--- a/gcc/config/ia64/hpux.h
+++ b/gcc/config/ia64/hpux.h
@@ -75,7 +75,7 @@ do {                                                  \
 
 #undef LINK_SPEC
 #define LINK_SPEC \
-  "+Accept TypeMismatch \
+  "-z +Accept TypeMismatch \
    %{shared:-b} \
    %{!shared: \
      -u main \

diff --git a/gcc/config/ia64/ia64.c b/gcc/config/ia64/ia64.c
index d67bb1f9620af0f6d317d9026e8c486dbdcb636a..bca447ba91a3c3e342320aad830bab0b83d91d73 100644 (file)
--- a/gcc/config/ia64/ia64.c
+++ b/gcc/config/ia64/ia64.c
@@ -3915,6 +3915,10 @@ ia64_function_value (tree valtype, tree func ATTRIBUTE_UNUSED)
 
          offset = 0;
          bytesize = int_size_in_bytes (valtype);
+         /* An empty PARALLEL is invalid here, but the return value
+            doesn't matter for empty structs.  */
+         if (bytesize == 0)
+           return gen_rtx_REG (mode, GR_RET_FIRST);
          for (i = 0; offset < bytesize; i++)
            {
              loc[i] = gen_rtx_EXPR_LIST (VOIDmode,