1 files changed, 31 insertions, 0 deletions
diff --git a/gcc/testsuite/g++.dg/template/ctor1.C b/gcc/testsuite/g++.dg/template/ctor1.C
new file mode 100644
index 000000000..81caa1fb4
--- /dev/null
+++ b/gcc/testsuite/g++.dg/template/ctor1.C
@@ -0,0 +1,31 @@
+// { dg-do compile }
+
+// Copyright (C) 2001 Free Software Foundation, Inc.
+// Contributed by Nathan Sidwell 31 Dec 2001 <nathan@codesourcery.com>
+
+// PR 5132. ICE on struct constructors in templates.
+
+// snippets from bits/huge_val.h
+
+#define __HUGE_VAL_bytes        { 0, 0, 0, 0, 0, 0, 0xf0, 0x7f }
+#define __huge_val_t    union { unsigned char __c[8]; double __d; }
+#define HUGE_VAL       (__extension__ \
+  ((__huge_val_t) { __c: __HUGE_VAL_bytes }).__d)
+
+void foo( const int&) {
+  HUGE_VAL; // no problem here
+}
+
+template <class F>
+void Tfoo( const F&) {
+  HUGE_VAL; // g++ fails here
+}
+
+template <typename T> struct M { T m; };
+
+void Foo ()
+{
+  Tfoo (1.2f);
+  (__extension__ ((M<int>) {m:3}));
+  (__extension__ ((M<short> []) {{m:3}}));
+}