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authorNaios <naios-dev@live.de>2017-12-23 02:12:45 +0100
committerNaios <naios-dev@live.de>2017-12-23 02:17:19 +0100
commit18ab645781074cb029f633ca67bbb366e1544af6 (patch)
tree6ebe57ae56febba2d203d31be498baedeeda8b42
parent5296c0063e458e2e3371bed1ebcbec64857a52a6 (diff)
Build: Re-enable the /Zm workaround for MSVC (cotire version)
* Thanks Spec for reporting this issue * See https://community.trinitycore.org/topic/120-compile-or-cmake-problems/?do=findComment&comment=83912 * Ref 697b4dbef20 (cherry picked from commit d3d003d69e91fb9b019a06b0402acebae5d6d250)
-rw-r--r--cmake/macros/FindPCHSupport.cmake10
1 files changed, 10 insertions, 0 deletions
diff --git a/cmake/macros/FindPCHSupport.cmake b/cmake/macros/FindPCHSupport.cmake
index abe7f40d171..9c77605616b 100644
--- a/cmake/macros/FindPCHSupport.cmake
+++ b/cmake/macros/FindPCHSupport.cmake
@@ -1,3 +1,13 @@
+if (MSVC)
+ # Specify the maximum PreCompiled Header memory allocation limit
+ # Fixes a compiler-problem when using PCH - the /Ym flag is adjusted by the compiler in MSVC2012,
+ # hence we need to set an upper limit with /Zm to avoid discrepancies)
+ # (And yes, this is a verified, unresolved bug with MSVC... *sigh*)
+ #
+ # Note: This workaround was verified to be required on MSVC 2017 as well
+ set(COTIRE_PCH_MEMORY_SCALING_FACTOR 500)
+endif()
+
include(cotire)
function(ADD_CXX_PCH TARGET_NAME_LIST PCH_HEADER)