diff options
| -rw-r--r-- | src/compiler/glsl/ir.cpp | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/src/compiler/glsl/ir.cpp b/src/compiler/glsl/ir.cpp index 750f61744e7..d69ab131199 100644 --- a/src/compiler/glsl/ir.cpp +++ b/src/compiler/glsl/ir.cpp @@ -869,7 +869,8 @@ ir_constant::ir_constant(const struct glsl_type *type, exec_list *value_list) /* Use each component from each entry in the value_list to initialize one * component of the constant being constructed. */ - for (unsigned i = 0; i < type->components(); /* empty */) { + unsigned i = 0; + for (;;) { assert(value->as_constant() != NULL); assert(!value->is_tail_sentinel()); @@ -901,6 +902,8 @@ ir_constant::ir_constant(const struct glsl_type *type, exec_list *value_list) break; } + if (i >= type->components()) + break; /* avoid downcasting a list sentinel */ value = (ir_constant *) value->next; } } |