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-rw-r--r--Modules/FindHDF5.cmake2
1 files changed, 1 insertions, 1 deletions
diff --git a/Modules/FindHDF5.cmake b/Modules/FindHDF5.cmake
index 927ec64..5e1b520 100644
--- a/Modules/FindHDF5.cmake
+++ b/Modules/FindHDF5.cmake
@@ -358,7 +358,7 @@ macro( _HDF5_parse_compile_line
list(APPEND ${include_paths} "${CMAKE_MATCH_1}")
elseif("${arg}" MATCHES "^-D(.*)$")
# compile definition
- list(APPEND ${definitions} "${CMAKE_MATCH_1}")
+ list(APPEND ${definitions} "-D${CMAKE_MATCH_1}")
elseif("${arg}" MATCHES "^-L(.*)$")
# library search path
list(APPEND ${library_paths} "${CMAKE_MATCH_1}")