5 files changed, 50 insertions, 1 deletions
diff --git a/tests/ir/loop-unroll-0.slang b/tests/ir/loop-unroll-0.slang
new file mode 100644
index 000000000..d97acac0e
--- /dev/null
+++ b/tests/ir/loop-unroll-0.slang
@@ -0,0 +1,19 @@
+//TEST(compute):COMPARE_COMPUTE_EX:-slang -compute -shaderobj
+//TEST(compute, vulkan):COMPARE_COMPUTE_EX:-vk -compute -shaderobj
+
+//TEST_INPUT:ubuffer(data=[0 0 0 0], stride=4):out,name=outputBuffer
+RWStructuredBuffer<uint> outputBuffer;
+
+[numthreads(1, 1, 1)]
+void computeMain(uint3 dispatchThreadID: SV_DispatchThreadID)
+{
+    int i = 0;
+    [ForceUnroll]
+    while (i < 5 && dispatchThreadID.x == 0)
+    {
+        if (i >= 3)
+            break;
+        outputBuffer[i] = i;
+        i++;
+    }
+}
diff --git a/tests/ir/loop-unroll-0.slang.expected.txt b/tests/ir/loop-unroll-0.slang.expected.txt
new file mode 100644
index 000000000..d2a5eee71
--- /dev/null
+++ b/tests/ir/loop-unroll-0.slang.expected.txt
@@ -0,0 +1,4 @@
+0
+1
+2
+0
diff --git a/tests/ir/loop-unroll-1.slang b/tests/ir/loop-unroll-1.slang
new file mode 100644
index 000000000..562cd3713
--- /dev/null
+++ b/tests/ir/loop-unroll-1.slang
@@ -0,0 +1,25 @@
+//TEST(compute):COMPARE_COMPUTE_EX:-slang -compute -shaderobj
+//TEST(compute, vulkan):COMPARE_COMPUTE_EX:-vk -compute -shaderobj
+
+//TEST_INPUT:ubuffer(data=[0 0 0 0], stride=4):out,name=outputBuffer
+RWStructuredBuffer<uint> outputBuffer;
+
+[numthreads(1, 1, 1)]
+void computeMain(uint3 dispatchThreadID: SV_DispatchThreadID)
+{
+    int i = 0;
+    int sum = 0;
+    [ForceUnroll]
+    while (i < 2)
+    {
+        int j = 1;
+        [ForceUnroll(2)]
+        while (j < 3)
+        {
+            sum += (i+j);
+            j++;
+        }
+        i++;
+    }
+    outputBuffer[0] = sum;
+}
diff --git a/tests/ir/loop-unroll-1.slang.expected.txt b/tests/ir/loop-unroll-1.slang.expected.txt
new file mode 100644
index 000000000..45a4fb75d
--- /dev/null
+++ b/tests/ir/loop-unroll-1.slang.expected.txt
@@ -0,0 +1 @@
+8
diff --git a/tests/ir/string-literal.slang.expected b/tests/ir/string-literal.slang.expected
index 48836cae6..6f414b0da 100644
--- a/tests/ir/string-literal.slang.expected
+++ b/tests/ir/string-literal.slang.expected
@@ -1,6 +1,7 @@
 result code = 0
 standard error = {
 ### LOWER-TO-IR:
+undefined
 [entryPoint(6 : Int, "main", "string-literal")]
 [numThreads(1 : Int, 1 : Int, 1 : Int)]
 [export("_S3tu04mainp1puV")]
@@ -13,7 +14,6 @@ block %1(
 	return_val(void_constant)
 }
 global_hashed_string_literals("Hello \t\n\0x083 World")
-undefined
 ###
 }
 standard output = {