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arm systems have unsigned chars by default, enforce signedness for consistancy
[simgrid.git]
/
tools
/
cmake
/
Flags.cmake
diff --git
a/tools/cmake/Flags.cmake
b/tools/cmake/Flags.cmake
index
3741f5f
..
6fdaa31
100644
(file)
--- a/
tools/cmake/Flags.cmake
+++ b/
tools/cmake/Flags.cmake
@@
-14,7
+14,7
@@
set(optCFLAGS "")
set(warnCXXFLAGS "")
if(enable_compile_warnings)
set(warnCXXFLAGS "")
if(enable_compile_warnings)
- set(warnCFLAGS "-fno-common -Wall -Wunused -Wmissing-declarations -Wpointer-arith -W
char-subscripts -Wcomment -Wformat -W
write-strings -Wno-unused-function -Wno-unused-parameter -Wno-strict-aliasing")
+ set(warnCFLAGS "-fno-common -Wall -Wunused -Wmissing-declarations -Wpointer-arith -Wwrite-strings -Wno-unused-function -Wno-unused-parameter -Wno-strict-aliasing")
if(CMAKE_COMPILER_IS_GNUCC)
set(warnCFLAGS "${warnCFLAGS} -Wclobbered -Wformat-signedness -Wno-error=clobbered -Wno-unused-local-typedefs -Wno-error=attributes -Wno-error=maybe-uninitialized")
endif()
if(CMAKE_COMPILER_IS_GNUCC)
set(warnCFLAGS "${warnCFLAGS} -Wclobbered -Wformat-signedness -Wno-error=clobbered -Wno-unused-local-typedefs -Wno-error=attributes -Wno-error=maybe-uninitialized")
endif()
@@
-32,9
+32,9
@@
if(enable_compile_warnings)
set(warnCFLAGS "${warnCFLAGS} -diag-disable=191,1418,2196,2651,3179 -diag-warning=597,2330,11003")
endif()
set(warnCFLAGS "${warnCFLAGS} -diag-disable=191,1418,2196,2651,3179 -diag-warning=597,2330,11003")
endif()
- set(warnCXXFLAGS "${warnCFLAGS} -Wall -Wextra -Wunused -Wmissing-declarations -Wpointer-arith -W
char-subscripts -Wcomment -Wformat -W
write-strings -Wno-unused-function -Wno-unused-parameter -Wno-strict-aliasing")
+ set(warnCXXFLAGS "${warnCFLAGS} -Wall -Wextra -Wunused -Wmissing-declarations -Wpointer-arith -Wwrite-strings -Wno-unused-function -Wno-unused-parameter -Wno-strict-aliasing")
if(CMAKE_COMPILER_IS_GNUCXX)
if(CMAKE_COMPILER_IS_GNUCXX)
- set(warnCXXFLAGS "${warnCXXFLAGS} -Wclobbered -Wformat-signedness -Wno-error=clobbered -Wno-unused-local-typedefs -Wno-error=attributes -Wno-error=maybe-uninitialized")
+ set(warnCXXFLAGS "${warnCXXFLAGS} -Wclobbered -Wformat-signedness -Wno-error=clobbered -Wno-
free-nonheap-object -Wno-
unused-local-typedefs -Wno-error=attributes -Wno-error=maybe-uninitialized")
endif()
if(CMAKE_COMPILER_IS_GNUCXX AND CMAKE_CXX_COMPILER_VERSION VERSION_LESS "8.0")
# workaround for https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81767
endif()
if(CMAKE_COMPILER_IS_GNUCXX AND CMAKE_CXX_COMPILER_VERSION VERSION_LESS "8.0")
# workaround for https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81767
@@
-84,6
+84,12
@@
if(enable_compile_optimizations)
else()
set(optCFLAGS "-O0 ")
endif()
else()
set(optCFLAGS "-O0 ")
endif()
+
+#ARM platforms have signed char by default, switch to unsigned for consistancy
+if(${CMAKE_SYSTEM_PROCESSOR} MATCHES "aarch64")
+ set(optCFLAGS "${optCFLAGS} -fsigned-char")
+endif()
+
if(enable_compile_optimizations AND CMAKE_COMPILER_IS_GNUCC
AND (NOT enable_model-checking))
# This is redundant (already in -03):
if(enable_compile_optimizations AND CMAKE_COMPILER_IS_GNUCC
AND (NOT enable_model-checking))
# This is redundant (already in -03):
@@
-191,7
+197,8
@@
endif()
if (CMAKE_C_COMPILER_ID MATCHES "Intel")
# honor parentheses when determining the order of expression evaluation.
if (CMAKE_C_COMPILER_ID MATCHES "Intel")
# honor parentheses when determining the order of expression evaluation.
- set(optCFLAGS "${optCFLAGS} -fprotect-parens ")
+ # disallow optimizations for floating-point arithmetic with Nans or +-Infs (breaks Eigen3)
+ set(optCFLAGS "${optCFLAGS} -fprotect-parens -fno-finite-math-only")
endif()
if(NOT enable_debug)
endif()
if(NOT enable_debug)