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authorVinson Lee <[email protected]>2010-02-26 00:17:03 -0800
committerVinson Lee <[email protected]>2010-02-26 00:17:03 -0800
commite5c691f445e1c02e6e2f75b817b13d7024f7a3a6 (patch)
treebb3712a0971dd7c2d21ae3fafdc269017c240d75 /src/mesa/drivers
parentead22e6a328e7d7b7c0b52af4705634e989e4d69 (diff)
r300/compiler: Assert that array index is not negative.
Diffstat (limited to 'src/mesa/drivers')
-rw-r--r--src/mesa/drivers/dri/r300/compiler/r500_fragprog_emit.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/mesa/drivers/dri/r300/compiler/r500_fragprog_emit.c b/src/mesa/drivers/dri/r300/compiler/r500_fragprog_emit.c
index 829f028950c..710cae727a1 100644
--- a/src/mesa/drivers/dri/r300/compiler/r500_fragprog_emit.c
+++ b/src/mesa/drivers/dri/r300/compiler/r500_fragprog_emit.c
@@ -469,6 +469,8 @@ void r500BuildFragmentProgramHwCode(struct r300_fragment_program_compiler *compi
if (compiler->Base.Error)
return;
+ assert(code->inst_end >= 0);
+
if ((code->inst[code->inst_end].inst0 & R500_INST_TYPE_MASK) != R500_INST_TYPE_OUT) {
/* This may happen when dead-code elimination is disabled or
* when most of the fragment program logic is leading to a KIL */