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path: root/mesalib/src/glsl/ir_print_visitor.cpp
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-rw-r--r--mesalib/src/glsl/ir_print_visitor.cpp10
1 files changed, 10 insertions, 0 deletions
diff --git a/mesalib/src/glsl/ir_print_visitor.cpp b/mesalib/src/glsl/ir_print_visitor.cpp
index cabb2f6cc..7e3649477 100644
--- a/mesalib/src/glsl/ir_print_visitor.cpp
+++ b/mesalib/src/glsl/ir_print_visitor.cpp
@@ -96,6 +96,16 @@ void ir_print_visitor::indent(void)
const char *
ir_print_visitor::unique_name(ir_variable *var)
{
+ /* var->name can be NULL in function prototypes when a type is given for a
+ * parameter but no name is given. In that case, just return an empty
+ * string. Don't worry about tracking the generated name in the printable
+ * names hash because this is the only scope where it can ever appear.
+ */
+ if (var->name == NULL) {
+ static unsigned arg = 1;
+ return ralloc_asprintf(this->mem_ctx, "parameter@%u", arg++);
+ }
+
/* Do we already have a name for this variable? */
const char *name = (const char *) hash_table_find(this->printable_names, var);
if (name != NULL)