POSITION_INDEPENDENT_CODE: Fix erroneous '-fPIE' flag for Sun Studio

Fixes: #16311

Modules/Compiler/SunPro-C.cmake

@@ -6,6 +6,7 @@ include(Compiler/SunPro)
 set(CMAKE_C_VERBOSE_FLAG "-#")
 
 set(CMAKE_C_COMPILE_OPTIONS_PIC -KPIC)
+set(CMAKE_C_COMPILE_OPTIONS_PIE "")
 set(CMAKE_SHARED_LIBRARY_C_FLAGS "-KPIC")
 set(CMAKE_SHARED_LIBRARY_CREATE_C_FLAGS "-G")
 set(CMAKE_SHARED_LIBRARY_RUNTIME_C_FLAG "-R")

Modules/Compiler/SunPro-CXX.cmake

@@ -6,6 +6,7 @@ include(Compiler/SunPro)
 set(CMAKE_CXX_VERBOSE_FLAG "-v")
 
 set(CMAKE_CXX_COMPILE_OPTIONS_PIC -KPIC)
+set(CMAKE_CXX_COMPILE_OPTIONS_PIE "")
 set(CMAKE_SHARED_LIBRARY_CXX_FLAGS "-KPIC")
 set(CMAKE_SHARED_LIBRARY_CREATE_CXX_FLAGS "-G")
 set(CMAKE_SHARED_LIBRARY_RUNTIME_CXX_FLAG "-R")

Modules/Compiler/SunPro-Fortran.cmake

@@ -3,6 +3,7 @@ set(CMAKE_Fortran_FORMAT_FIXED_FLAG "-fixed")
 set(CMAKE_Fortran_FORMAT_FREE_FLAG "-free")
 
 set(CMAKE_Fortran_COMPILE_OPTIONS_PIC "-KPIC")
+set(CMAKE_Fortran_COMPILE_OPTIONS_PIE "")
 set(CMAKE_SHARED_LIBRARY_Fortran_FLAGS "-KPIC")
 set(CMAKE_SHARED_LIBRARY_CREATE_Fortran_FLAGS "-G")
 set(CMAKE_SHARED_LIBRARY_RUNTIME_Fortran_FLAG "-R")