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-rw-r--r--src/mesa/shader/arbprogram.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/src/mesa/shader/arbprogram.c b/src/mesa/shader/arbprogram.c
index 4b5f63ef92..ee75be315e 100644
--- a/src/mesa/shader/arbprogram.c
+++ b/src/mesa/shader/arbprogram.c
@@ -229,7 +229,7 @@ _mesa_ProgramStringARB(GLenum target, GLenum format, GLsizei len,
struct gl_vertex_program *prog = ctx->VertexProgram.Current;
_mesa_parse_arb_vertex_program(ctx, target, string, len, prog);
- if (ctx->Driver.ProgramStringNotify)
+ if (ctx->Program.ErrorPos == -1 && ctx->Driver.ProgramStringNotify)
ctx->Driver.ProgramStringNotify( ctx, target, &prog->Base );
}
else if (target == GL_FRAGMENT_PROGRAM_ARB
@@ -237,7 +237,7 @@ _mesa_ProgramStringARB(GLenum target, GLenum format, GLsizei len,
struct gl_fragment_program *prog = ctx->FragmentProgram.Current;
_mesa_parse_arb_fragment_program(ctx, target, string, len, prog);
- if (ctx->Driver.ProgramStringNotify)
+ if (ctx->Program.ErrorPos == -1 && ctx->Driver.ProgramStringNotify)
ctx->Driver.ProgramStringNotify( ctx, target, &prog->Base );
}
else {