tree-ssa.texi: Add cindex PHI nodes and improve wording.

2008-01-28  Bernhard Fischer  <aldot@gcc.gnu.org>

	* doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.

From-SVN: r131921

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index dc9e83a4f939569d63b235d039f75093dce3ffe4..1f6253215bb75ca600ed63ad7ac73cf4e3d679fd 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,7 @@
+2008-01-28  Bernhard Fischer  <aldot@gcc.gnu.org>
+
+       * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
+
 2008-01-28  Bernhard Fischer  <aldot@gcc.gnu.org>
 
        * config/vx-common.h: Fix typo in comment.

diff --git a/gcc/doc/tree-ssa.texi b/gcc/doc/tree-ssa.texi
index fcbee88fbe34ef995fc77795ff0ca8d450287966..8cd845216f6a2354de667579530edc69dc729e9d 100644 (file)
--- a/gcc/doc/tree-ssa.texi
+++ b/gcc/doc/tree-ssa.texi
@@ -1198,7 +1198,8 @@ the version number and the statement that created the
 @code{SSA_NAME}.  Only definitions and virtual definitions may
 create new @code{SSA_NAME} nodes.
 
-Sometimes, flow of control makes it impossible to determine what is the
+@cindex PHI nodes
+Sometimes, flow of control makes it impossible to determine the
 most recent version of a variable.  In these cases, the compiler
 inserts an artificial definition for that variable called
 @dfn{PHI function} or @dfn{PHI node}.  This new definition merges