Ian,
That's what the -2 variation added by that commit does.
- Chris
On Wed, Jan 21, 2015 at 7:29 AM, Ian Romanick <i...@freedesktop.org> wrote:
> On 01/19/2015 10:55 PM, Tapani Pälli wrote:
>> Fixes currently failing Piglit case
>> interface-blocks-name-reused-globally.vert
>>
>> Signed-off-by: Tapani Pälli <tapani.pa...@intel.com>
>> ---
>> src/glsl/ast_to_hir.cpp | 17 ++++++++++++++++-
>> 1 file changed, 16 insertions(+), 1 deletion(-)
>>
>> diff --git a/src/glsl/ast_to_hir.cpp b/src/glsl/ast_to_hir.cpp
>> index 811a955..13ddb00 100644
>> --- a/src/glsl/ast_to_hir.cpp
>> +++ b/src/glsl/ast_to_hir.cpp
>> @@ -5443,9 +5443,24 @@ ast_interface_block::hir(exec_list *instructions,
>>
>> state->struct_specifier_depth--;
>>
>> - if (!redeclaring_per_vertex)
>> + if (!redeclaring_per_vertex) {
>> + ir_variable *var;
>
> This is C++, so you can combine the declaration with the assignment
> below. I guess you've been bit by the C89 requirements elsewhere in
> Mesa. :)
>
>> validate_identifier(this->block_name, loc, state);
>>
>> + /* From section 4.3.9 ("Interface Blocks") of the GLSL 4.50 spec:
>> + *
>> + * "Block names have no other use within a shader beyond interface
>> + * matching; it is a compile-time error to use a block name at
>> global
>> + * scope for anything other than as a block name."
>> + */
>> + var = state->symbols->get_variable(this->block_name);
>> + if (var && !var->type->is_interface()) {
>> + _mesa_glsl_error(&loc, state, "Block name `%s' is "
>> + "already used in the scope.",
>> + this->block_name);
>> + }
>
> This fixes the previously mentioned test case, but what about a test like
>
> out block {
> vec4 a;
> } inst;
>
> vec4 block;
>
> Looking at Chris's patch (piglit 14165586) that adds
> interface-blocks-name-reused-globally.vert, I don't see a test like
> this. Does that test already exist, and I just missed it?
>
>> + }
>> +
>> const glsl_type *earlier_per_vertex = NULL;
>> if (redeclaring_per_vertex) {
>> /* Find the previous declaration of gl_PerVertex. If we're
>> redeclaring
>>
>
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