[runtimes] Move WARNING to FATAL_ERROR for folks using FOO_BUILD_32_BITS
GitOrigin-RevId: dc1244dc4e76316ab24596545951d3dc47359875
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 3727d11..a63dc45 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -59,7 +59,7 @@
# Define options.
option(LIBUNWIND_BUILD_32_BITS "Build 32 bit multilib libunwind. This option is not supported anymore when building the runtimes. Please specify a full triple instead." ${LLVM_BUILD_32_BITS})
if (LIBUNWIND_BUILD_32_BITS)
- message(WARNING "LIBUNWIND_BUILD_32_BITS is not supported anymore when building the runtimes, please specify a full triple instead.")
+ message(FATAL_ERROR "LIBUNWIND_BUILD_32_BITS is not supported anymore when building the runtimes, please specify a full triple instead.")
endif()
option(LIBUNWIND_ENABLE_CET "Build libunwind with CET enabled." OFF)
