From 7e2bc8e06f61d554bae9bbebc1db0302eb3f1d8a Mon Sep 17 00:00:00 2001
From: Yong He <yonghe@outlook.com>
Date: Fri, 26 Jul 2024 19:42:15 -0700
Subject: Allow passing sized array to unsized array parameter. (#4744)

---
 source/slang/slang-ir-peephole.cpp | 8 ++++++++
 1 file changed, 8 insertions(+)

(limited to 'source/slang/slang-ir-peephole.cpp')

diff --git a/source/slang/slang-ir-peephole.cpp b/source/slang/slang-ir-peephole.cpp
index db867fe7d..232633d69 100644
--- a/source/slang/slang-ir-peephole.cpp
+++ b/source/slang/slang-ir-peephole.cpp
@@ -283,6 +283,14 @@ struct PeepholeContext : InstPassBase
                 changed = true;
             }
             break;
+        case kIROp_GetArrayLength:
+            if (auto arrayType = as<IRArrayType>(inst->getOperand(0)->getDataType()))
+            {
+                inst->replaceUsesWith(arrayType->getElementCount());
+                maybeRemoveOldInst(inst);
+                changed = true;
+            }
+            break;
         case kIROp_GetResultError:
             if (inst->getOperand(0)->getOp() == kIROp_MakeResultError)
             {
-- 
cgit v1.2.3