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authorDevang Patel <dpatel@apple.com>2004-06-25 10:36:50 -0700
committerDevang Patel <dpatel@gcc.gnu.org>2004-06-25 10:36:50 -0700
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* doc/tree-ssa.texi: Document info about MODIFY_EXPR's type
From-SVN: r83662
Diffstat (limited to 'gcc/doc/tree-ssa.texi')
-rw-r--r--gcc/doc/tree-ssa.texi2
1 files changed, 2 insertions, 0 deletions
diff --git a/gcc/doc/tree-ssa.texi b/gcc/doc/tree-ssa.texi
index a22b494..7981c283 100644
--- a/gcc/doc/tree-ssa.texi
+++ b/gcc/doc/tree-ssa.texi
@@ -289,6 +289,8 @@ Most statements will be assignment statements, represented by
@code{MODIFY_EXPR}. A @code{CALL_EXPR} whose value is ignored can
also be a statement. No other C expressions can appear at statement level;
a reference to a volatile object is converted into a @code{MODIFY_EXPR}.
+In GIMPLE form, type of @code{MODIFY_EXPR} is not meaningful. Instead, use type
+of LHS or RHS.
There are also several varieties of complex statements.