From 5b644250c09ecca66932ce6251ddec262c210c6a Mon Sep 17 00:00:00 2001
From: Gabriel Ferreira <gabrielcarvfer@gmail.com>
Date: Wed, 30 Nov 2022 12:47:56 -0300
Subject: [PATCH] build: add suffix to PCH to speed up recompilation when
 switching build profiles

---
 build-support/macros-and-definitions.cmake | 11 ++++++++---
 1 file changed, 8 insertions(+), 3 deletions(-)

diff --git a/build-support/macros-and-definitions.cmake b/build-support/macros-and-definitions.cmake
index 4a6f9ff26..a8dec48b5 100644
--- a/build-support/macros-and-definitions.cmake
+++ b/build-support/macros-and-definitions.cmake
@@ -1402,10 +1402,15 @@ macro(process_options)
         <unordered_map>
         <vector>
     )
-    add_library(stdlib_pch OBJECT ${PROJECT_SOURCE_DIR}/build-support/empty.cc)
-    target_precompile_headers(
-      stdlib_pch PUBLIC "${precompiled_header_libraries}"
+    add_library(
+      stdlib_pch${build_profile_suffix} OBJECT
+      ${PROJECT_SOURCE_DIR}/build-support/empty.cc
     )
+    target_precompile_headers(
+      stdlib_pch${build_profile_suffix} PUBLIC
+      "${precompiled_header_libraries}"
+    )
+    add_library(stdlib_pch ALIAS stdlib_pch${build_profile_suffix})
 
     add_executable(
       stdlib_pch_exec ${PROJECT_SOURCE_DIR}/build-support/empty-main.cc