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Added a custom flag for the level of optimization

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This commit is contained in:
Markus Makela
2014-09-22 19:03:16 +03:00
parent e325819348
commit 10f951bb75
2 changed files with 15 additions and 4 deletions
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18
CMakeLists.txt
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@ -30,13 +30,23 @@ set(CMAKE_C_FLAGS "-Wall -fPIC")
set(CMAKE_CXX_FLAGS "-Wall -fPIC") set(CMAKE_CXX_FLAGS "-Wall -fPIC")
if(BUILD_TYPE MATCHES Debug) if(BUILD_TYPE MATCHES Debug)
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -ggdb -O0 -pthread -pipe -DSS_DEBUG -Wformat -Werror=format-security -fstack-protector --param=ssp-buffer-size=4") set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -ggdb -pthread -pipe -DSS_DEBUG -Wformat -Werror=format-security -fstack-protector --param=ssp-buffer-size=4")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -ggdb -O0 -pthread -pipe -DSS_DEBUG -Wformat -Werror=format-security -fstack-protector --param=ssp-buffer-size=4") set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -ggdb -pthread -pipe -DSS_DEBUG -Wformat -Werror=format-security -fstack-protector --param=ssp-buffer-size=4")
elseif(BUILD_TYPE MATCHES Release) elseif(BUILD_TYPE MATCHES Release)
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -O2") if(NOT (DEFINED OLEVEL))
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -O2 ") set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -O2")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -O2")
endif()
endif() endif()
if(DEFINED OLEVEL )
if((OLEVEL GREATER -1) AND (OLEVEL LESS 4) )
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -O${OLEVEL}")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -O${OLEVEL}")
else()
message(WARNING "Optimization level was set to a bad value, ignoring it. (Valid values are 0-3)")
endif()
endif()
if(GCOV) if(GCOV)
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fprofile-arcs -ftest-coverage") set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fprofile-arcs -ftest-coverage")

1
README
View File

@ -212,6 +212,7 @@ MYSQL_DIR=<path> Path to MySQL headers
ERRMSG=<path> Path to errmsg.sys file ERRMSG=<path> Path to errmsg.sys file
STATIC_EMBEDDED=[Y|N] Link the static or the dynamic verson of the library STATIC_EMBEDDED=[Y|N] Link the static or the dynamic verson of the library
GCOV=[Y|N] Generate gcov output GCOV=[Y|N] Generate gcov output
OLEVEL=<0-3> Level of optimization
BUILD_TESTS=[Y|N] Build tests BUILD_TESTS=[Y|N] Build tests
DEPS_OK=[Y|N] Check dependencies, use N when you want to force a recheck of values DEPS_OK=[Y|N] Check dependencies, use N when you want to force a recheck of values
DEBUG_OUTPUT=[Y|N] Produce debugging output when configuring CMake DEBUG_OUTPUT=[Y|N] Produce debugging output when configuring CMake