Handle Modf/Frexp in more cases.

Consider it a write to a variable, similar to OpStore.

1 files changed, 24 insertions, 0 deletions

diff --git a/reference/opt/shaders-msl/frag/modf-access-tracking-function.frag b/reference/opt/shaders-msl/frag/modf-access-tracking-function.frag
new file mode 100644
index 00000000..612dd4e9
--- /dev/null
+++ b/reference/opt/shaders-msl/frag/modf-access-tracking-function.frag
@@ -0,0 +1,24 @@
+#include <metal_stdlib>
+#include <simd/simd.h>
+
+using namespace metal;
+
+struct main0_out
+{
+    float4 vo0 [[color(0)]];
+    float4 vo1 [[color(1)]];
+};
+
+struct main0_in
+{
+    float4 v [[user(locn0)]];
+};
+
+fragment main0_out main0(main0_in in [[stage_in]])
+{
+    main0_out out = {};
+    float4 _25 = modf(in.v, out.vo1);
+    out.vo0 = _25;
+    return out;
+}
+