5 files changed, 96 insertions, 0 deletions
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 9a9b2da..f2fa8f4 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,11 @@
+2004-05-20  H.J. Lu  <hongjiu.lu@intel.com>
+
+	PR target/15302
+	* gcc.dg/compat/struct-complex-1.h: New file.
+	* gcc.dg/compat/struct-complex-1_main.c: Likewise.
+	* gcc.dg/compat/struct-complex-1_x.c: Likewise.
+	* gcc.dg/compat/struct-complex-1_y.c: Likewise.
+
 2004-05-20  Roger Sayle  <roger@eyesopen.com>
 
 	PR middle-end/3074
diff --git a/gcc/testsuite/gcc.dg/compat/struct-complex-1.h b/gcc/testsuite/gcc.dg/compat/struct-complex-1.h
new file mode 100644
index 0000000..8b53937
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/compat/struct-complex-1.h
@@ -0,0 +1,17 @@
+#include <complex.h>
+
+struct st
+{
+  int s1;
+  float complex x;
+  int s2;
+};
+
+typedef struct { float r, i; } _complex;
+
+struct stc
+{
+  int s1;
+  _complex x;
+  int s2;
+};
diff --git a/gcc/testsuite/gcc.dg/compat/struct-complex-1_main.c b/gcc/testsuite/gcc.dg/compat/struct-complex-1_main.c
new file mode 100644
index 0000000..92e886a
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/compat/struct-complex-1_main.c
@@ -0,0 +1,21 @@
+/* { dg-options "-O" } */
+
+#ifdef __x86_64__
+/* Test function argument passing.  PR target/15302.  */
+
+extern void struct_complex_1_x (void);
+extern void exit (int);
+
+int
+main ()
+{
+  struct_complex_1_x ();
+  exit (0);
+}
+#else
+int
+main ()
+{
+  return 0;
+}
+#endif
diff --git a/gcc/testsuite/gcc.dg/compat/struct-complex-1_x.c b/gcc/testsuite/gcc.dg/compat/struct-complex-1_x.c
new file mode 100644
index 0000000..180d58a
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/compat/struct-complex-1_x.c
@@ -0,0 +1,29 @@
+/* { dg-options "-O" } */
+
+#ifdef __x86_64__
+#include "struct-complex-1.h"
+
+struct st st1;
+struct stc st2;
+
+extern void foo ();
+extern void bar ();
+
+int
+struct_complex_1_x ()
+{
+  st1.s1 = 1;
+  st1.s2 = 2;
+  __real__ st1.x = 2;
+  __imag__ st1.x = 4;
+  st2.s1 = 1;
+  st2.s2 = 2;
+  st2.x.r = 2;
+  st2.x.i = 4;
+  foo (st1);
+  foo (st2);
+  bar (st1);
+  bar (st2);
+  return 0;
+}
+#endif
diff --git a/gcc/testsuite/gcc.dg/compat/struct-complex-1_y.c b/gcc/testsuite/gcc.dg/compat/struct-complex-1_y.c
new file mode 100644
index 0000000..0f0c3f3
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/compat/struct-complex-1_y.c
@@ -0,0 +1,21 @@
+/* { dg-options "-O" } */
+
+#ifdef __x86_64__
+#include <stdlib.h>
+#include "struct-complex-1.h"
+
+void
+bar(struct st x)
+{
+  if (x.s1 != 1 || x.s2 != 2
+      || __real__ x.x != 2 || __imag__ x.x != 4)
+    abort ();
+}
+
+void
+foo(struct stc x)
+{
+  if (x.s1 != 1 || x.s2 != 2 || x.x.r != 2 || x.x.i != 4)
+    abort ();
+}
+#endif