Bazel Latest: Bazel 0.22.0: Bazel 0.21.0: Bazel 0.20.0: Bazel 0.19.2: How to use 32-bit bazel build --cpu x86_32_windows --crosstool_top @windows_cc_config//:toolchain //:hello 64-bit bazel build --cpu x64_windows --crosstool_top @windows_cc_config//:toolchain //:hello