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-rw-r--r--Modules/CMakeGenericSystem.cmake2
1 files changed, 1 insertions, 1 deletions
diff --git a/Modules/CMakeGenericSystem.cmake b/Modules/CMakeGenericSystem.cmake
index 6615849..6cd8fe6 100644
--- a/Modules/CMakeGenericSystem.cmake
+++ b/Modules/CMakeGenericSystem.cmake
@@ -73,7 +73,7 @@ function(GetDefaultWindowsPrefixBase var)
# the architecture of the targets being built to choose the right
# default value for CMAKE_INSTALL_PREFIX.
#
- if("${CMAKE_GENERATOR}" MATCHES "Win64")
+ if("${CMAKE_GENERATOR}" MATCHES "(Win64|IA64)")
set(arch_hint "x64")
elseif("${CMAKE_SIZEOF_VOID_P}" STREQUAL "8")
set(arch_hint "x64")