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authorBrad King <brad.king@kitware.com>2020-05-12 10:52:14 (GMT)
committerKitware Robot <kwrobot@kitware.com>2020-05-12 10:52:40 (GMT)
commitcd89ebdda2bc071036f1e106522a955625c42154 (patch)
treebb079a39c7a1f168e0219bf0b3ec76e2bf3885c2 /Modules/Platform
parent04a29efe99af409e53b01f7ab08ea210102eb2a5 (diff)
parent6c2514dabec63929b2994b2ddd2b83cb5efa357e (diff)
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Merge topic 'pch-msvc-pragma'
6c2514dabe MSVC: Use 'pragma system_header' in PCH only on cl 19.13 and above Acked-by: Kitware Robot <kwrobot@kitware.com> Merge-request: !4736
Diffstat (limited to 'Modules/Platform')
-rw-r--r--Modules/Platform/Windows-MSVC.cmake12
1 files changed, 5 insertions, 7 deletions
diff --git a/Modules/Platform/Windows-MSVC.cmake b/Modules/Platform/Windows-MSVC.cmake
index 7ee501b..2476a33 100644
--- a/Modules/Platform/Windows-MSVC.cmake
+++ b/Modules/Platform/Windows-MSVC.cmake
@@ -331,13 +331,11 @@ macro(__windows_compiler_msvc lang)
set(CMAKE_PCH_EXTENSION .pch)
set(CMAKE_LINK_PCH ON)
- if(MSVC_VERSION GREATER_EQUAL 1910)
- # VS 2017 or greater
- if (NOT ${CMAKE_${lang}_COMPILER_ID} STREQUAL "Clang")
- set(CMAKE_PCH_PROLOGUE "#pragma system_header")
- else()
- set(CMAKE_PCH_PROLOGUE "#pragma clang system_header")
- endif()
+ if (CMAKE_${lang}_COMPILER_ID STREQUAL "Clang")
+ set(CMAKE_PCH_PROLOGUE "#pragma clang system_header")
+ elseif(MSVC_VERSION GREATER_EQUAL 1913)
+ # At least MSVC toolet 14.13 from VS 2017 15.6
+ set(CMAKE_PCH_PROLOGUE "#pragma system_header")
endif()
if (NOT ${CMAKE_${lang}_COMPILER_ID} STREQUAL "Clang")
set(CMAKE_PCH_COPY_COMPILE_PDB ON)