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Add a variable to the symbol table after processing the initializer

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Ian Romanick
2010-03-29 12:59:02 -07:00
parent 521c2983b4
commit 17d86f4371
1 changed files with 13 additions and 4 deletions
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17
ast_to_hir.cpp
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@@ -981,10 +981,6 @@ ast_declarator_list::hir(exec_list *instructions,
continue; continue;
} }
const bool added_variable =
state->symbols->add_variable(decl->identifier, var);
assert(added_variable);
instructions->push_tail(var); instructions->push_tail(var);
if (decl->initializer != NULL) { if (decl->initializer != NULL) {
@@ -1028,6 +1024,19 @@ ast_declarator_list::hir(exec_list *instructions,
this->get_location()); this->get_location());
} }
} }
/* Add the vairable to the symbol table after processing the initializer.
* This differs from most C-like languages, but it follows the GLSL
* specification. From page 28 (page 34 of the PDF) of the GLSL 1.50
* spec:
*
* "Within a declaration, the scope of a name starts immediately
* after the initializer if present or immediately after the name
* being declared if not."
*/
const bool added_variable =
state->symbols->add_variable(decl->identifier, var);
assert(added_variable);
} }
/* Variable declarations do not have r-values. /* Variable declarations do not have r-values.