diff options
Diffstat (limited to 'Modules/CMakeDetermineCXXCompiler.cmake')
| -rw-r--r-- | Modules/CMakeDetermineCXXCompiler.cmake | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/Modules/CMakeDetermineCXXCompiler.cmake b/Modules/CMakeDetermineCXXCompiler.cmake index 3d1a7bba2..556518f49 100644 --- a/Modules/CMakeDetermineCXXCompiler.cmake +++ b/Modules/CMakeDetermineCXXCompiler.cmake @@ -80,6 +80,11 @@ else() # ARMClang need target options "--target=arm-arm-none-eabi -mcpu=cortex-m3" + + # MSVC needs at least one include directory for __has_include to function, + # but custom toolchains may run MSVC with no INCLUDE env var and no -I flags. + # Also avoid linking so this works with no LIB env var. + "-c -I__does_not_exist__" ) endif() |