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avoid trapping of underflows

This commit is contained in:
Martin Diehl 2022-09-14 00:27:49 +02:00
parent 9d81c5eba7
commit 15cdeffcf1
2 changed files with 4 additions and 4 deletions
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4
cmake/Compiler-Intel.cmake
View File

@ -95,8 +95,8 @@ set (DEBUG_FLAGS "${DEBUG_FLAGS},uninit")
# ... for uninitialized variables.
set (DEBUG_FLAGS "${DEBUG_FLAGS} -ftrapuv")
# ... initializes stack local variables to an unusual value to aid error detection
set (DEBUG_FLAGS "${DEBUG_FLAGS} -fpe-all=0")
# ... capture all floating-point exceptions, sets -ftz automatically
set (DEBUG_FLAGS "${DEBUG_FLAGS} -fpe-all=0 -ftz")
# ... capture all floating-point exceptions, need to overwrite -no-ftz
# disable due to compiler bug https://community.intel.com/t5/Intel-Fortran-Compiler/false-positive-stand-f18-and-IEEE-SELECTED-REAL-KIND/m-p/1227336
#set (DEBUG_FLAGS "${DEBUG_FLAGS} -warn")

4
cmake/Compiler-IntelLLVM.cmake
View File

@ -95,8 +95,8 @@ set (DEBUG_FLAGS "${DEBUG_FLAGS},uninit")
# ... for uninitialized variables.
set (DEBUG_FLAGS "${DEBUG_FLAGS} -ftrapuv")
# ... initializes stack local variables to an unusual value to aid error detection
set (DEBUG_FLAGS "${DEBUG_FLAGS} -fpe-all=0")
# ... capture all floating-point exceptions, sets -ftz automatically
set (DEBUG_FLAGS "${DEBUG_FLAGS} -fpe-all=0 -ftz")
# ... capture all floating-point exceptions, need to overwrite -no-ftz
# disable due to compiler bug https://community.intel.com/t5/Intel-Fortran-Compiler/false-positive-stand-f18-and-IEEE-SELECTED-REAL-KIND/m-p/1227336
#set (DEBUG_FLAGS "${DEBUG_FLAGS} -warn")