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authorBrian Paul <[email protected]>2008-08-06 11:45:42 -0600
committerBrian Paul <[email protected]>2008-08-06 11:45:42 -0600
commitacb81d0268bf96efd35196c619ca269ffbe6c0d3 (patch)
tree47424b2b68ef56de05fb8729b2ee3495f5f13e52 /src/mesa/shader/slang/slang_codegen.c
parent64a795d8e60c42e7ec8c370507864faf3f85d99e (diff)
mesa: glsl: more type checking for attribute/varying/uniform vars/locals
Diffstat (limited to 'src/mesa/shader/slang/slang_codegen.c')
-rw-r--r--src/mesa/shader/slang/slang_codegen.c18
1 files changed, 14 insertions, 4 deletions
diff --git a/src/mesa/shader/slang/slang_codegen.c b/src/mesa/shader/slang/slang_codegen.c
index f717a22ac93..13cad6a412b 100644
--- a/src/mesa/shader/slang/slang_codegen.c
+++ b/src/mesa/shader/slang/slang_codegen.c
@@ -2777,8 +2777,18 @@ _slang_gen_declaration(slang_assemble_ctx *A, slang_operation *oper)
assert(oper->num_children <= 1);
v = _slang_locate_variable(oper->locals, oper->a_id, GL_TRUE);
- /*printf("Declare %s at %p\n", varName, (void *) v);*/
- assert(v);
+ if (!v)
+ return NULL; /* "shouldn't happen" */
+
+ if (v->type.qualifier == SLANG_QUAL_ATTRIBUTE ||
+ v->type.qualifier == SLANG_QUAL_VARYING ||
+ v->type.qualifier == SLANG_QUAL_UNIFORM) {
+ /* can't declare attribute/uniform vars inside functions */
+ slang_info_log_error(A->log,
+ "local variable '%s' cannot be an attribute/uniform/varying",
+ varName);
+ return NULL;
+ }
#if 0
if (v->declared) {
@@ -3685,9 +3695,9 @@ _slang_codegen_global_variable(slang_assemble_ctx *A, slang_variable *var,
if (dbg) printf("UNIFORM (sz %d) ", totalSize);
}
else if (var->type.qualifier == SLANG_QUAL_VARYING) {
- if (var->type.specifier.type == SLANG_SPEC_STRUCT) {
+ if (!_slang_type_is_float_vec_mat(var->type.specifier.type)) {
slang_info_log_error(A->log,
- "varying '%s' cannot be a structure type",
+ "varying '%s' must be float/vector/matrix",
varName);
return GL_FALSE;
}