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-rw-r--r--src/glsl/ir.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/src/glsl/ir.h b/src/glsl/ir.h
index 909f8242a78..240e7cd49af 100644
--- a/src/glsl/ir.h
+++ b/src/glsl/ir.h
@@ -719,7 +719,8 @@ enum ir_expression_operation {
ir_binop_mod,
/**
- * \name Binary comparison operators
+ * \name Binary comparison operators which return a boolean vector.
+ * The type of both operands must be equal.
*/
/*@{*/
ir_binop_less,