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

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

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

From-SVN: r131921
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Bernhard Fischer 2008-01-28 22:08:51 +01:00 committed by Bernhard Reutner-Fischer
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commit b814cc0a2e
2 changed files with 6 additions and 1 deletions
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@ -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.

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gcc/doc/tree-ssa.texi
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@ -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