Cleanups

[xonotic/gmqcc.git] / doc / gmqcc.1

diff --git a/doc/gmqcc.1 b/doc/gmqcc.1
index 22150a3110439977c8f39ce2ec522b7619413040..9220e242eca811432d11e41b7f36fe8b2c956643 100644 (file)
--- a/doc/gmqcc.1
+++ b/doc/gmqcc.1
@@ -606,6 +606,10 @@ in this case, the y component of a vector. This optimization will turn
 such a multiplication into a direct component access. If the factor is
 anything other than 1, a float-multiplication will be added, which is
 still faster than a vector multiplication.
 such a multiplication into a direct component access. If the factor is
 anything other than 1, a float-multiplication will be added, which is
 still faster than a vector multiplication.

+.It Fl O Ns Cm const-fold-dce
+For constant expressions that result in dead code (such as a branch whos
+condition can be evaluated at compile-time), this will eliminate the branch
+and else body (if present) to produce more optimal code.

 .El
 .Sh CONFIG
 The configuration file is similar to regular .ini files. Comments
 .El
 .Sh CONFIG
 The configuration file is similar to regular .ini files. Comments