From 9d0cb414652bbf1a39bdf911213772b00660a007 Mon Sep 17 00:00:00 2001
From: Phush <rishaan.gupta@gmail.com>
Date: Tue, 24 Dec 2024 17:10:50 +1300
Subject: [PATCH] Apply /bigobj to fix debug builds on windows

https://learn.microsoft.com/en-us/cpp/error-messages/compiler-errors-1/fatal-error-c1128?view=msvc-170
---
 CMakeLists.txt | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 2b95e41..bbf6d50 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -47,6 +47,23 @@ target_sources(
           cppfront/source/sema.h
 )
 
+# clang-cl: Clang on windows
+if((CMAKE_CXX_COMPILER_ID STREQUAL "Clang") AND (CMAKE_CXX_COMPILER_FRONTEND_VARIANT STREQUAL "MSVC"))
+    set(CLANG_CL 1)
+endif()
+
+# Fix for debug builds on windows
+# "fatal error C1128: number of sections exceeded object file format limit: compile with /bigobj"
+target_compile_options(
+    cppfront_cppfront PRIVATE
+    # Visual C++ for windows
+    $<$<BOOL:${MSVC}>:/bigobj>
+    # GCC for windows
+    $<$<BOOL:${MINGW}>:-Wa,-mbig-obj>
+    # Clang for windows
+    $<$<BOOL:${CLANG_CL}>:-bigobj>
+)
+
 ##
 # Target definition for cpp2util runtime library