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-rw-r--r--config/cmake/ConfigureChecks.cmake7
1 files changed, 6 insertions, 1 deletions
diff --git a/config/cmake/ConfigureChecks.cmake b/config/cmake/ConfigureChecks.cmake
index d021758..1203878 100644
--- a/config/cmake/ConfigureChecks.cmake
+++ b/config/cmake/ConfigureChecks.cmake
@@ -149,7 +149,12 @@ endif (NOT WINDOWS)
#-----------------------------------------------------------------------------
# Check if C has __float128 extension
#-----------------------------------------------------------------------------
-CHECK_TYPE_SIZE("__float128" H5_HAVE_FLOAT128)
+CHECK_TYPE_SIZE("__float128" SIZEOF___FLOAT128)
+if(${HAVE_SIZEOF___FLOAT128})
+ SET(H5_HAVE_FLOAT128 1)
+else (${HAVE_SIZEOF___FLOAT128})
+ SET(H5_HAVE_FLOAT128 0)
+endif(${HAVE_SIZEOF___FLOAT128})
#-----------------------------------------------------------------------------
# Macro to determine the various conversion capabilities