diff options
| author | Brian <[email protected]> | 2007-04-19 14:06:27 -0600 |
|---|---|---|
| committer | Brian <[email protected]> | 2007-04-19 14:06:27 -0600 |
| commit | 00da9afb8493a883b4a4db47484e875781c72c71 (patch) | |
| tree | bab71026f2499949330536e7878ed777e4691384 | |
| parent | 4abcaf3949a7ad9580a05d6029f2289adb4bcf03 (diff) | |
fix crash when program has invalid structure field
| -rw-r--r-- | src/mesa/shader/slang/slang_codegen.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/src/mesa/shader/slang/slang_codegen.c b/src/mesa/shader/slang/slang_codegen.c index a928abd55db..f1761743dd2 100644 --- a/src/mesa/shader/slang/slang_codegen.c +++ b/src/mesa/shader/slang/slang_codegen.c @@ -2320,15 +2320,16 @@ _slang_gen_field(slang_assemble_ctx * A, slang_operation *oper) /* oper->a_id is the field name */ slang_ir_node *base, *n; slang_typeinfo field_ti; - GLint fieldSize, fieldOffset; + GLint fieldSize, fieldOffset = -1; /* type of field */ slang_typeinfo_construct(&field_ti); _slang_typeof_operation(A, oper, &field_ti); fieldSize = _slang_sizeof_type_specifier(&field_ti.spec); - fieldOffset = _slang_field_offset(&ti.spec, oper->a_id); + if (fieldSize > 0) + fieldOffset = _slang_field_offset(&ti.spec, oper->a_id); - if (fieldOffset < 0) { + if (fieldSize == 0 || fieldOffset < 0) { slang_info_log_error(A->log, "\"%s\" is not a member of struct \"%s\"", (char *) oper->a_id, |