diff options
| -rw-r--r-- | src/glsl/glsl_parser.yy | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/src/glsl/glsl_parser.yy b/src/glsl/glsl_parser.yy index 0a2a77b8f16..dbc25a48405 100644 --- a/src/glsl/glsl_parser.yy +++ b/src/glsl/glsl_parser.yy @@ -1935,6 +1935,20 @@ basic_interface_block: } } + /* From the GLSL 1.50.11 spec, section 4.3.7 ("Interface Blocks"): + * "It is illegal to have an input block in a vertex shader + * or an output block in a fragment shader" + */ + if ((state->target == vertex_shader) && $1.flags.q.in) { + _mesa_glsl_error(& @1, state, + "`in' interface block is not allowed for " + "a vertex shader\n"); + } else if ((state->target == fragment_shader) && $1.flags.q.out) { + _mesa_glsl_error(& @1, state, + "`out' interface block is not allowed for " + "a fragment shader\n"); + } + /* Since block arrays require names, and both features are added in * the same language versions, we don't have to explicitly * version-check both things. |