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-rw-r--r--src/mesa/shader/arbprogparse.c8
1 files changed, 5 insertions, 3 deletions
diff --git a/src/mesa/shader/arbprogparse.c b/src/mesa/shader/arbprogparse.c
index e385b9d9973..9e5169eff17 100644
--- a/src/mesa/shader/arbprogparse.c
+++ b/src/mesa/shader/arbprogparse.c
@@ -1576,9 +1576,6 @@ parse_attrib_binding(GLcontext * ctx, const GLubyte ** inst,
if (err) {
program_error(ctx, Program->Position, "Bad attribute binding");
}
- else {
- Program->Base.InputsRead |= (1 << *inputReg);
- }
return err;
}
@@ -2557,6 +2554,11 @@ parse_src_reg (GLcontext * ctx, const GLubyte ** inst,
return 1;
}
+ /* Add attributes to InputsRead only if they are used the program.
+ * This avoids the handling of unused ATTRIB declarations in the drivers. */
+ if (*File == PROGRAM_INPUT)
+ Program->Base.InputsRead |= (1 << *Index);
+
return 0;
}