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-rw-r--r--src/glsl/ast_to_hir.cpp4
1 files changed, 4 insertions, 0 deletions
diff --git a/src/glsl/ast_to_hir.cpp b/src/glsl/ast_to_hir.cpp
index c06a2a9c69a..ab5a78dc9f1 100644
--- a/src/glsl/ast_to_hir.cpp
+++ b/src/glsl/ast_to_hir.cpp
@@ -4614,6 +4614,7 @@ ast_interface_block::hir(exec_list *instructions,
packing = GLSL_INTERFACE_PACKING_STD140;
}
+ bool redeclaring_per_vertex = strcmp(this->block_name, "gl_PerVertex") == 0;
bool block_row_major = this->layout.flags.q.row_major;
exec_list declared_variables;
glsl_struct_field *fields;
@@ -4643,6 +4644,9 @@ ast_interface_block::hir(exec_list *instructions,
assert(!"interface block layout qualifier not found!");
}
+ if (!redeclaring_per_vertex)
+ validate_identifier(this->block_name, loc, state);
+
const glsl_type *block_type =
glsl_type::get_interface_instance(fields,
num_variables,