Roll DirectX Shader Compiler from f94396ddffa8 to 8a77b0c714d0 (1 revision)

https://chromium.googlesource.com/external/github.com/microsoft/DirectXShaderCompiler.git/+log/f94396ddffa8..8a77b0c714d0

2025-06-18 jeffno@microsoft.com PIX shader debugger: Support dynamic indices for local arrays (#7536)

If this roll has caused a breakage, revert this CL and stop the roller
using the controls here:
https://autoroll.skia.org/r/directx-shader-compiler-dawn
Please CC senorblanco@google.com,webgpu-developers@google.com on the revert to ensure that a human
is aware of the problem.

To file a bug in DirectX Shader Compiler: https://github.com/microsoft/DirectXShaderCompiler/issues/new/choose
To file a bug in Dawn: https://bugs.chromium.org/p/dawn/issues/entry

To report a problem with the AutoRoller itself, please file a bug:
https://issues.skia.org/issues/new?component=1389291&template=1850622

Documentation for the AutoRoller is here:
https://skia.googlesource.com/buildbot/+doc/main/autoroll/README.md

Bug: None
Tbr: senorblanco@google.com
Change-Id: I48bfd07e62e2cd17dfdd4ff37fb29e1e2318576e
Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/247295
Bot-Commit: Dawn Autoroller <dawn-autoroll@skia-public.iam.gserviceaccount.com>
Commit-Queue: Dawn Autoroller <dawn-autoroll@skia-public.iam.gserviceaccount.com>
diff --git a/DEPS b/DEPS
index aeb2ab9..1a5df95 100644
--- a/DEPS
+++ b/DEPS
@@ -341,7 +341,7 @@
   },
 
   'third_party/dxc': {
-    'url': '{chromium_git}/external/github.com/microsoft/DirectXShaderCompiler@f94396ddffa8562a00d64a1db58d3f73f33b655a',
+    'url': '{chromium_git}/external/github.com/microsoft/DirectXShaderCompiler@8a77b0c714d0e0db4b1c0202f2697f91ce3928a8',
   },
 
   'third_party/dxheaders': {
diff --git a/third_party/dxc b/third_party/dxc
index f94396d..8a77b0c 160000
--- a/third_party/dxc
+++ b/third_party/dxc
@@ -1 +1 @@
-Subproject commit f94396ddffa8562a00d64a1db58d3f73f33b655a
+Subproject commit 8a77b0c714d0e0db4b1c0202f2697f91ce3928a8