diff options
| -rw-r--r-- | src/glsl/ast_to_hir.cpp | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/src/glsl/ast_to_hir.cpp b/src/glsl/ast_to_hir.cpp index fbb2c146140..a4eaf857058 100644 --- a/src/glsl/ast_to_hir.cpp +++ b/src/glsl/ast_to_hir.cpp @@ -912,6 +912,21 @@ check_builtin_array_max_size(const char *name, unsigned size, "be larger than gl_MaxTextureCoords (%u)\n", state->Const.MaxTextureCoords); return true; + } else if (strcmp("gl_ClipDistance", name) == 0 + && size > state->Const.MaxClipPlanes) { + /* From section 7.1 (Vertex Shader Special Variables) of the + * GLSL 1.30 spec: + * + * "The gl_ClipDistance array is predeclared as unsized and + * must be sized by the shader either redeclaring it with a + * size or indexing it only with integral constant + * expressions. ... The size can be at most + * gl_MaxClipDistances." + */ + _mesa_glsl_error(&loc, state, "`gl_ClipDistance' array size cannot " + "be larger than gl_MaxClipDistances (%u)\n", + state->Const.MaxClipPlanes); + return true; } return false; } |