[Mesa-dev] [PATCH 5/9] glsl: Reject non-scalar switch expressions.
Eric Anholt
eric at anholt.net
Mon May 14 17:36:56 PDT 2012
The comment quotes spec saying that only scalar integers are allowed,
but we only checked for integer.
Fixes piglit switch-expression-const-ivec2.vert
---
src/glsl/ast_to_hir.cpp | 6 ++----
1 file changed, 2 insertions(+), 4 deletions(-)
diff --git a/src/glsl/ast_to_hir.cpp b/src/glsl/ast_to_hir.cpp
index bc32abb..4521e86 100644
--- a/src/glsl/ast_to_hir.cpp
+++ b/src/glsl/ast_to_hir.cpp
@@ -3521,11 +3521,9 @@ ast_switch_statement::hir(exec_list *instructions,
*
* "The type of init-expression in a switch statement must be a
* scalar integer."
- *
- * The checks are separated so that higher quality diagnostics can be
- * generated for cases where the rule is violated.
*/
- if (!test_expression->type->is_integer()) {
+ if (!test_expression->type->is_scalar() ||
+ !test_expression->type->is_integer()) {
YYLTYPE loc = this->test_expression->get_location();
_mesa_glsl_error(& loc,
--
1.7.10
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