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-rw-r--r--Modules/CMakeCCompilerId.c.in4
1 files changed, 4 insertions, 0 deletions
diff --git a/Modules/CMakeCCompilerId.c.in b/Modules/CMakeCCompilerId.c.in
index 06aa9bf..7771dbf 100644
--- a/Modules/CMakeCCompilerId.c.in
+++ b/Modules/CMakeCCompilerId.c.in
@@ -67,6 +67,10 @@
#elif defined(__DECC)
# define COMPILER_ID "Compaq"
+ /* __DECC_VER = VVRRTPPPP */
+# define COMPILER_VERSION_MAJOR DEC(__DECC_VER/10000000)
+# define COMPILER_VERSION_MINOR DEC(__DECC_VER/100000 % 100)
+# define COMPILER_VERSION_PATCH DEC(__DECC_VER % 10000)
#elif defined(__IBMC__)
# if defined(__COMPILER_VER__)