Preprocessor: Implement skipping of macros that evaluate to nothing while evaluating expressions. They had been causing early termination of an expression's evaluation.

Also includes some unrelated updates of documentation.


git-svn-id: https://cvs.khronos.org/svn/repos/ogl/trunk/ecosystem/public/sdk/tools/glslang@24420 e7fa87d3-cd2b-0410-9028-fcbf551c1848

Install/Linux/README.txt

@@ -2,12 +2,12 @@ This directory contains linux binaries for the glslang validator.  The main
 executable is glslangValidator, which requires use of the shared object
 file libglsang.so.
 
-Installation: Executing the ./install script will copy these to /usr/local/* 
-so that they may be executed from any directory.  
-
-Alternatively, you may put them where you wish, but will then need to use 
-something like:
-
+Installation: Executing the ./install script will copy these to /usr/local/* 
+so that they may be executed from any directory.  
+
+Alternatively, you may put them where you wish, but will then need to use 
+something like:
+
     export LD_LIBRARY_PATH=$LD_LIBRARY_PATH:<path to libglslang.so>
 
 Usage:  Execute glslangValidator with no arguments to get a usage statement.