gazelle

WORKSPACE

@@ -203,15 +203,26 @@ load("@prysm//tools:image_deps.bzl", "prysm_image_deps")
 
 prysm_image_deps()
 
-load("@io_bazel_rules_go//go:deps.bzl", "go_register_toolchains", "go_rules_dependencies")
+load("@io_bazel_rules_go//go:deps.bzl", "go_download_sdk", "go_register_toolchains", "go_rules_dependencies")
 
 go_rules_dependencies()
 
+GO_VERSION = "1.25.1"
+
+# Default toolchain.
 go_register_toolchains(
-    go_version = "1.25.1",
+    go_version = GO_VERSION,
     nogo = "@//:nogo",
 )
 
+# Go SDK for windows on go 1.25+ with an outdated gcc/zig sdk. See issue #15760.
+# This must be configured at build time --@io_bazel_rules_go//go/toolchain:sdk_name=go_sdk_nodwarf5
+go_download_sdk(
+    name = "go_sdk_nodwarf5",
+    experiments = ["nodwarf5"],
+    version = GO_VERSION,
+)
+
 load("//:distroless_deps.bzl", "distroless_deps")
 
 distroless_deps()

build/bazelrc/cross.bazelrc

@@ -25,6 +25,7 @@ build:osx_arm64 --cpu=aarch64
 build:windows_amd64 --config=cross
 build:windows_amd64 --platforms=@io_bazel_rules_go//go/toolchain:windows_amd64_cgo
 build:windows_amd64 --compiler=mingw-w64
+build:windows_amd64 --@io_bazel_rules_go//go/toolchain:sdk_name=go_sdk_nodwarf5 # See issue #15760
 
 # linux_arm64 config for cross compiler toolchain
 build:linux_arm64 --config=cross

changelog/pvl-nodwarf5.md

@@ -0,0 +1,3 @@
+### Changed
+
+- Windows builds use GOEXPERIMENT=nodwarf5