Fix assert due to 0 size

ichenkai · igcbot · commit f441bbd183b0 · 2024-11-02T04:15:57.000+01:00
Fixed an assert in test cases due to a zero size is passed down to
attribute build for RT.
diff --git a/IGC/AdaptorCommon/RayTracing/RTBuilder.cpp b/IGC/AdaptorCommon/RayTracing/RTBuilder.cpp
@@ -1499,7 +1499,10 @@ void RTBuilder::setReturnAlignment(CallInst* CI, uint32_t AlignVal)
 
 void RTBuilder::setDereferenceable(CallInst* CI, uint32_t Size)
 {
-    CI->addRetAttr(Attribute::getWithDereferenceableBytes(CI->getContext(), Size));
+    if (Size)
+    {
+        CI->addRetAttr(Attribute::getWithDereferenceableBytes(CI->getContext(), Size));
+    }
 }
 
 Value* RTBuilder::getGlobalBufferPtr(IGC::ADDRESS_SPACE Addrspace)

Original file line number	Diff line number	Diff line change
`@@ -1499,7 +1499,10 @@ void RTBuilder::setReturnAlignment(CallInst* CI, uint32_t AlignVal)`
`1499`	`1499`
`1500`	`1500`	`void RTBuilder::setDereferenceable(CallInst* CI, uint32_t Size)`
`1501`	`1501`	`{`
`1502`		`- CI->addRetAttr(Attribute::getWithDereferenceableBytes(CI->getContext(), Size));`
	`1502`	`+ if (Size)`
	`1503`	`+ {`
	`1504`	`+ CI->addRetAttr(Attribute::getWithDereferenceableBytes(CI->getContext(), Size));`
	`1505`	`+ }`
`1503`	`1506`	`}`
`1504`	`1507`
`1505`	`1508`	`Value* RTBuilder::getGlobalBufferPtr(IGC::ADDRESS_SPACE Addrspace)`