re PR preprocessor/45457 (ICE: invalid built-in macro "__DBL_DENORM_MIN__")

	PR preprocessor/45457
	* expr.c (parse_defined): Call pfile->cb.user_builtin_macro hook if
	needed.
	* directives.c (do_ifdef, do_ifndef): Likewise.

	* c-c++-common/cpp/pr45457.c: New test.

From-SVN: r163705

diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 3f9a2eee032fda989bcfad957570f8792476165d..d9f26d927f35a5987c55e514e589fbd794808dfb 100644 (file)
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,8 @@
+2010-08-31  Jakub Jelinek  <jakub@redhat.com>
+
+       PR preprocessor/45457
+       * c-c++-common/cpp/pr45457.c: New test.
+
 2010-08-31  Eric Botcazou  <ebotcazou@adacore.com>
 
        * gcc.dg/nested-func-8.c: New test.

diff --git a/gcc/testsuite/c-c++-common/cpp/pr45457.c b/gcc/testsuite/c-c++-common/cpp/pr45457.c
new file mode 100644 (file)
index 0000000..14879cd
--- /dev/null
+++ b/gcc/testsuite/c-c++-common/cpp/pr45457.c
@@ -0,0 +1,18 @@
+/* PR preprocessor/45457 */
+/* { dg-do compile } */
+
+const char *a =
+#ifdef __DBL_DENORM_MIN__                                                                                                                         
+"a"
+#endif                                                                                                                                            
+#if defined(__DBL_EPSILON__)
+"b"
+#endif
+#ifndef __DBL_MAX__
+"c"
+#endif
+#if !defined(__DBL_MIN__)
+"d"
+#endif
+;
+double b = __DBL_DENORM_MIN__ + __DBL_EPSILON__ + __DBL_MAX__ + __DBL_MIN__;

diff --git a/libcpp/ChangeLog b/libcpp/ChangeLog
index ab607fd89f53f477084f0a4cd706e0b632aae2d3..5169a11558c6c1276fa3903271aadccc5862882a 100644 (file)
--- a/libcpp/ChangeLog
+++ b/libcpp/ChangeLog
@@ -1,3 +1,10 @@
+2010-08-31  Jakub Jelinek  <jakub@redhat.com>
+
+       PR preprocessor/45457
+       * expr.c (parse_defined): Call pfile->cb.user_builtin_macro hook if
+       needed.
+       * directives.c (do_ifdef, do_ifndef): Likewise.
+
 2010-08-26  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 
        * system.h [HAVE_INTTYPES_H]: Include inttypes.h.

diff --git a/libcpp/directives.c b/libcpp/directives.c
index 77da485cda1dc65dafbe78d1fc2cc6b311d36516..997737bd4dae578d45d3634952cb2ef222895930 100644 (file)
--- a/libcpp/directives.c
+++ b/libcpp/directives.c
@@ -1,7 +1,7 @@
 /* CPP Library. (Directive handling.)
    Copyright (C) 1986, 1987, 1989, 1992, 1993, 1994, 1995, 1996, 1997, 1998,
    1999, 2000, 2001, 2002, 2003, 2004, 2005,
-   2007, 2008, 2009 Free Software Foundation, Inc.
+   2007, 2008, 2009, 2010 Free Software Foundation, Inc.
    Contributed by Per Bothner, 1994-95.
    Based on CCCP program by Paul Rubin, June 1986
    Adapted to ANSI C, Richard Stallman, Jan 1987
@@ -1804,6 +1804,9 @@ do_ifdef (cpp_reader *pfile)
              node->flags |= NODE_USED;
              if (node->type == NT_MACRO)
                {
+                 if ((node->flags & NODE_BUILTIN)
+                     && pfile->cb.user_builtin_macro)
+                   pfile->cb.user_builtin_macro (pfile, node);
                  if (pfile->cb.used_define)
                    pfile->cb.used_define (pfile, pfile->directive_line, node);
                }
@@ -1842,6 +1845,9 @@ do_ifndef (cpp_reader *pfile)
              node->flags |= NODE_USED;
              if (node->type == NT_MACRO)
                {
+                 if ((node->flags & NODE_BUILTIN)
+                     && pfile->cb.user_builtin_macro)
+                   pfile->cb.user_builtin_macro (pfile, node);
                  if (pfile->cb.used_define)
                    pfile->cb.used_define (pfile, pfile->directive_line, node);
                }

diff --git a/libcpp/expr.c b/libcpp/expr.c
index 4dbc98974afe00a1f1561bc8ccdba5a8910fad00..d2f6c3cf0acc98548470329f69ef79812720bf14 100644 (file)
--- a/libcpp/expr.c
+++ b/libcpp/expr.c
@@ -700,6 +700,9 @@ parse_defined (cpp_reader *pfile)
          node->flags |= NODE_USED;
          if (node->type == NT_MACRO)
            {
+             if ((node->flags & NODE_BUILTIN)
+                 && pfile->cb.user_builtin_macro)
+               pfile->cb.user_builtin_macro (pfile, node);
              if (pfile->cb.used_define)
                pfile->cb.used_define (pfile, pfile->directive_line, node);
            }