cppopts.texi (-undef): Fix texinfo warning.

	* doc/cppopts.texi (-undef): Fix texinfo warning.

	* doc/cppopts.texi (-H): Document that -H works for PCH files too.
	* cppfiles.c (validate_pch): When -H is used, print some information
	about PCH files found.

From-SVN: r66894

gcc/ChangeLog

+2003-05-16  Geoffrey Keating  <geoffk@apple.com>
+
+	* doc/cppopts.texi (-undef): Fix texinfo warning.
+
+	* doc/cppopts.texi (-H): Document that -H works for PCH files too.
+	* cppfiles.c (validate_pch): When -H is used, print some information
+	about PCH files found.
+
 2003-05-16  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
 
 	* config/mips/t-elf: Remove obsolete rules adding dependencies on tm.h.

gcc/cppfiles.c

@@ -293,6 +293,13 @@ validate_pch (pfile, filename, pchname)
     return NULL;
   if ((file->pch & 2) == 0)
     file->pch = pfile->cb.valid_pch (pfile, pchname, file->fd);
+  if (CPP_OPTION (pfile, print_include_names))
+    {
+      unsigned int i;
+      for (i = 1; i < pfile->line_maps.depth; i++)
+	putc ('.', stderr);
+      fprintf (stderr, "%c %s\n", INCLUDE_PCH_P (file) ? '!' : 'x', pchname);
+    }
   if (INCLUDE_PCH_P (file))
     {
       char *f = xstrdup (filename);

gcc/doc/cppopts.texi

@@ -43,7 +43,7 @@ provided with a @option{-D} option.
 Do not predefine any system-specific or GCC-specific macros.  The
 standard predefined macros remain defined.
 @ifset cppmanual
-@xref{Standard Predefined Macros}
+@xref{Standard Predefined Macros}.
 @end ifset
 
 @item -I @var{dir}
@@ -636,7 +636,9 @@ execution, and report the final form of the include path.
 @opindex H
 Print the name of each header file used, in addition to other normal
 activities.  Each name is indented to show how deep in the
-@samp{#include} stack it is.
+@samp{#include} stack it is.  Precompiled header files are also
+printed, even if they are found to be invalid; an invalid precompiled
+header file is printed with @samp{...x} and a valid one with @samp{...!} .
 
 @item -version
 @itemx --version