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-rw-r--r--Help/release/3.20.rst8
-rw-r--r--Modules/CMakeFortranCompilerId.F.in19
-rw-r--r--Modules/Compiler/Intel-DetermineCompiler.cmake23
3 files changed, 38 insertions, 12 deletions
diff --git a/Help/release/3.20.rst b/Help/release/3.20.rst
index 86c6a86..d274c26 100644
--- a/Help/release/3.20.rst
+++ b/Help/release/3.20.rst
@@ -351,3 +351,11 @@ Changes made since CMake 3.20.0 include the following.
iOS, tvOS and watchOS should now default to ``@rpath`` instead of using
a full absolute path and failing at runtime when the library or framework
is embedded in an application bundle (see :prop_tgt:`XCODE_EMBED_<type>`).
+
+3.20.2
+------
+
+* The Intel Classic 2021 compiler version numbers are now detected correctly
+ as having major version 2021. CMake 3.20.1 and below were not aware of a
+ change to the identification macro version scheme made by Intel starting
+ in version 2021, and detected the version as 20.2.
diff --git a/Modules/CMakeFortranCompilerId.F.in b/Modules/CMakeFortranCompilerId.F.in
index 0f547e9..143511b 100644
--- a/Modules/CMakeFortranCompilerId.F.in
+++ b/Modules/CMakeFortranCompilerId.F.in
@@ -38,12 +38,21 @@
# endif
#elif defined(__INTEL_COMPILER) || defined(__ICC)
PRINT *, 'INFO:compiler[Intel]'
-# define COMPILER_VERSION_MAJOR DEC(__INTEL_COMPILER/100)
-# define COMPILER_VERSION_MINOR DEC(__INTEL_COMPILER/10 % 10)
-# if defined(__INTEL_COMPILER_UPDATE)
-# define COMPILER_VERSION_PATCH DEC(__INTEL_COMPILER_UPDATE)
+! __INTEL_COMPILER = VRP prior to 2021, and then VVVV for 2021 and later.
+# if __INTEL_COMPILER < 2021
+# define COMPILER_VERSION_MAJOR DEC(__INTEL_COMPILER/100)
+# define COMPILER_VERSION_MINOR DEC(__INTEL_COMPILER/10 % 10)
+# if defined(__INTEL_COMPILER_UPDATE)
+# define COMPILER_VERSION_PATCH DEC(__INTEL_COMPILER_UPDATE)
+# else
+# define COMPILER_VERSION_PATCH DEC(__INTEL_COMPILER % 10)
+# endif
# else
-# define COMPILER_VERSION_PATCH DEC(__INTEL_COMPILER % 10)
+# define COMPILER_VERSION_MAJOR DEC(__INTEL_COMPILER)
+# define COMPILER_VERSION_MINOR DEC(__INTEL_COMPILER_UPDATE)
+! The third version component from --version is an update index,
+! but no macro is provided for it.
+# define COMPILER_VERSION_PATCH DEC(0)
# endif
# if defined(__INTEL_COMPILER_BUILD_DATE)
# define COMPILER_VERSION_TWEAK DEC(__INTEL_COMPILER_BUILD_DATE)
diff --git a/Modules/Compiler/Intel-DetermineCompiler.cmake b/Modules/Compiler/Intel-DetermineCompiler.cmake
index c31aa77..3c1fde2 100644
--- a/Modules/Compiler/Intel-DetermineCompiler.cmake
+++ b/Modules/Compiler/Intel-DetermineCompiler.cmake
@@ -2,16 +2,25 @@
set(_compiler_id_pp_test "defined(__INTEL_COMPILER) || defined(__ICC)")
set(_compiler_id_version_compute "
- /* __INTEL_COMPILER = VRP */
-# define @PREFIX@COMPILER_VERSION_MAJOR @MACRO_DEC@(__INTEL_COMPILER/100)
-# define @PREFIX@COMPILER_VERSION_MINOR @MACRO_DEC@(__INTEL_COMPILER/10 % 10)
-# if defined(__INTEL_COMPILER_UPDATE)
-# define @PREFIX@COMPILER_VERSION_PATCH @MACRO_DEC@(__INTEL_COMPILER_UPDATE)
+ /* __INTEL_COMPILER = VRP prior to 2021, and then VVVV for 2021 and later,
+ except that a few beta releases use the old format with V=2021. */
+# if __INTEL_COMPILER < 2021 || __INTEL_COMPILER == 202110 || __INTEL_COMPILER == 202111
+# define @PREFIX@COMPILER_VERSION_MAJOR @MACRO_DEC@(__INTEL_COMPILER/100)
+# define @PREFIX@COMPILER_VERSION_MINOR @MACRO_DEC@(__INTEL_COMPILER/10 % 10)
+# if defined(__INTEL_COMPILER_UPDATE)
+# define @PREFIX@COMPILER_VERSION_PATCH @MACRO_DEC@(__INTEL_COMPILER_UPDATE)
+# else
+# define @PREFIX@COMPILER_VERSION_PATCH @MACRO_DEC@(__INTEL_COMPILER % 10)
+# endif
# else
-# define @PREFIX@COMPILER_VERSION_PATCH @MACRO_DEC@(__INTEL_COMPILER % 10)
+# define @PREFIX@COMPILER_VERSION_MAJOR @MACRO_DEC@(__INTEL_COMPILER)
+# define @PREFIX@COMPILER_VERSION_MINOR @MACRO_DEC@(__INTEL_COMPILER_UPDATE)
+ /* The third version component from --version is an update index,
+ but no macro is provided for it. */
+# define @PREFIX@COMPILER_VERSION_PATCH @MACRO_DEC@(0)
# endif
# if defined(__INTEL_COMPILER_BUILD_DATE)
- /* __INTEL_COMPILER_BUILD_DATE = YYYYMMDD */
+ /* __INTEL_COMPILER_BUILD_DATE = YYYYMMDD */
# define @PREFIX@COMPILER_VERSION_TWEAK @MACRO_DEC@(__INTEL_COMPILER_BUILD_DATE)
# endif
# if defined(_MSC_VER)