LunarGOO: Add a backup for looking up sampler metadata by name when the sampler load instruction does not have a metadata tag.


git-svn-id: https://lunarglass.googlecode.com/svn/trunk@1056 ef8e4060-2eb2-c653-76b5-35368577a8d7
glslang adapter: Switch statements: handle the case where the last code segment is missing.


git-svn-id: https://lunarglass.googlecode.com/svn/trunk@1057 ef8e4060-2eb2-c653-76b5-35368577a8d7
GLSL back end: Support a GEP going into a vector.


git-svn-id: https://lunarglass.googlecode.com/svn/trunk@1058 ef8e4060-2eb2-c653-76b5-35368577a8d7