Gcc 3.1.0 pre-release from the FSF anoncvs repo on 9-May-2002 15:57:15 EDT.

1 files changed, 12 insertions, 4 deletions

diff --git a/contrib/gcc/doc/c-tree.texi b/contrib/gcc/doc/c-tree.texi
index cbf0196..0e821e5 100644
--- a/contrib/gcc/doc/c-tree.texi
+++ b/contrib/gcc/doc/c-tree.texi
@@ -27,7 +27,7 @@ the ability to process C or C++ code.
 This chapter explains the internal representation.  In particular, it
 documents the internal representation for C and C++ source
 constructs, and the macros, functions, and variables that can be used to
-access these constructs.  The C++ representation which is largely a superset
+access these constructs.  The C++ representation is largely a superset
 of the representation used in the C front end.  There is only one
 construct used in C that does not appear in the C++ front end and that
 is the GNU ``nested function'' extension.  Many of the macros documented
@@ -760,8 +760,8 @@ binfo is given by @code{BINFO_TYPE}.  It is always the case that
 qualifiers.  However, it is not always the case that @code{TYPE_BINFO
 (BINFO_TYPE (y))} is always the same binfo as @code{y}.  The reason is
 that if @code{y} is a binfo representing a base-class @code{B} of a
-derived class @code{D}, then @code{BINFO_TYPE (y)} will be @code{B}, and
-@code{TYPE_INFO (BINFO_TYPE (y))} will be @code{B} as its own
+derived class @code{D}, then @code{BINFO_TYPE (y)} will be @code{B},
+and @code{TYPE_BINFO (BINFO_TYPE (y))} will be @code{B} as its own
 base-class, rather than as a base-class of @code{D}.
 
 The @code{BINFO_BASETYPES} is a @code{TREE_VEC} (@pxref{Containers}).
@@ -1631,7 +1631,8 @@ Used to represent a @code{switch} statement.  The @code{SWITCH_COND} is
 the expression on which the switch is occurring.  See the documentation
 for an @code{IF_STMT} for more information on the representation used
 for the condition.  The @code{SWITCH_BODY} is the body of the switch
-statement.
+statement.   The @code{SWITCH_TYPE} is the original type of switch
+expression as given in the source, before any compiler conversions.
 
 @item TRY_BLOCK
 Used to represent a @code{try} block.  The body of the try block is
@@ -1711,6 +1712,7 @@ This macro returns the attributes on the type @var{type}.
 @findex tree_int_cst_equal
 @tindex REAL_CST
 @tindex COMPLEX_CST
+@tindex VECTOR_CST
 @tindex STRING_CST
 @findex TREE_STRING_LENGTH
 @findex TREE_STRING_POINTER
@@ -1857,6 +1859,12 @@ These nodes are used to represent complex number constants, that is a
 @code{TREE_REALPART} and @code{TREE_IMAGPART} return the real and the
 imaginary parts respectively.
 
+@item VECTOR_CST
+These nodes are used to represent vector constants, whose parts are
+constant nodes.  Each individual constant node is either an integer or a
+double constant node.  The first operand is a @code{TREE_LIST} of the
+constant nodes and is accessed through @code{TREE_VECTOR_CST_ELTS}.
+
 @item STRING_CST
 These nodes represent string-constants.  The @code{TREE_STRING_LENGTH}
 returns the length of the string, as an @code{int}.  The