diff options
Diffstat (limited to 'GLESv2/yagl_glsl_state.c')
-rw-r--r-- | GLESv2/yagl_glsl_state.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/GLESv2/yagl_glsl_state.c b/GLESv2/yagl_glsl_state.c index a60785d..a9a74db 100644 --- a/GLESv2/yagl_glsl_state.c +++ b/GLESv2/yagl_glsl_state.c @@ -67,7 +67,7 @@ const int glsl_pp_op_prio[] = { 11, // yagl_glsl_pp_op_bit_not 11, // yagl_glsl_pp_op_negative 11, // yagl_glsl_pp_op_positive - 11, // yagl_glsl_pp_op_defined + 12, // yagl_glsl_pp_op_defined 0, // yagl_glsl_pp_op_par_open - lowest priority because of special handling 0, // yagl_glsl_pp_op_par_close - lowest priority because of special handling }; @@ -665,7 +665,7 @@ void yagl_glsl_state_pp_condition_parse_add_op(struct yagl_glsl_state *state, ya } // move higher or equal priority operations to expression stack - while (state->pp_current_op > 0 && + while (state->pp_current_op > 0 && state->pp_current_expr > 0 && glsl_pp_op_prio[op] <= glsl_pp_op_prio[state->pp_ops[state->pp_current_op - 1]]) { assert(state->pp_current_expr < YAGL_GLSL_PP_EXPRESSION_STACK_SIZE); state->pp_current_op--; @@ -834,7 +834,7 @@ yagl_glsl_pp_condition_status yagl_glsl_state_pp_condition_resolve(struct yagl_g assert(state->pp_condition_parse_started); // empty op stack into expression stack - while (state->pp_current_op > 0) { + while (state->pp_current_op > 0 && state->pp_current_expr > 0) { assert(state->pp_current_expr < YAGL_GLSL_PP_EXPRESSION_STACK_SIZE); state->pp_current_op--; state->pp_exprs[state->pp_current_expr].op = state->pp_ops[state->pp_current_op]; |