diff options
Diffstat (limited to 'arduino-mk-vars.md')
| -rw-r--r-- | arduino-mk-vars.md | 18 |
1 files changed, 10 insertions, 8 deletions
diff --git a/arduino-mk-vars.md b/arduino-mk-vars.md index bef58bd..d19d3d6 100644 --- a/arduino-mk-vars.md +++ b/arduino-mk-vars.md @@ -913,7 +913,7 @@ OTHER_LIBS = -lsomeplatformlib Controls, *exclusively*, which C standard is to be used for compilation. -Defaults to `undefined` on 1.0.x or `-std=gnu11 -flto -fno-fat-lto-objects` on 1.5+ or if you install AVR toolchain > 4.9.0 +Defaults to `undefined` on 1.0.x or `-std=gnu11` on 1.5+ or if you install AVR toolchain > 4.9.0 Possible values: @@ -928,14 +928,14 @@ Possible values: * `-std=c11` * `-std=gnu89` * `-std=gnu99` - * `-std=gnu11 -flto -fno-fat-lto-objects` - This is the default for C code + * `-std=gnu11` - This is the default for C code For more information, please refer to the [Options Controlling C Dialect](https://gcc.gnu.org/onlinedocs/gcc/C-Dialect-Options.html) **Example:** ```Makefile -CFLAGS_STD = = -std=gnu89 +CFLAGS_STD = -std=gnu89 ``` **Requirement:** *Optional* @@ -948,7 +948,7 @@ CFLAGS_STD = = -std=gnu89 Controls, *exclusively*, which C++ standard is to be used for compilation. -Defaults to `undefined` on 1.0 or `-std=gnu++11 -fno-threadsafe-statics -flto` on AVR toolchain > 4.9.0 (e.g. IDE 1.6.10+) +Defaults to `undefined` on 1.0 or `-std=gnu++11` on AVR toolchain > 4.9.0 (e.g. IDE 1.6.10+) Possible values: @@ -965,7 +965,7 @@ Possible values: * `-std=c++1y` * `-std=c++14` * `-std=gnu++98` - * `-std=gnu++11 -fno-threadsafe-statics -flto` - This is the default for C++ code + * `-std=gnu++11` - This is the default for C++ code * `-std=gnu++1y` * `-std=gnu++14` @@ -974,7 +974,7 @@ For more information, please refer to the [Options Controlling C Dialect](https: **Example:** ```Makefile -CXXFLAGS_STD = = -std=gnu++98 +CXXFLAGS_STD = -std=gnu++98 ``` **Requirement:** *Optional* @@ -988,7 +988,7 @@ CXXFLAGS_STD = = -std=gnu++98 Flags passed to compiler for files compiled as C. Add more flags to this variable using `+=`. -Defaults to all flags required for a typical build. +Defaults to `undefined` on 1.0 or `-flto -fno-fat-lto-objects -fdiagnostics-color` on AVR toolchain > 4.9.0 (e.g. IDE 1.6.10+) **Example:** @@ -1007,7 +1007,9 @@ CFLAGS += -my-c-only-flag Flags passed to the compiler for files compiled as C++. Add more flags to this variable using `+=`. -Defaults to `-fpermissive -fno-exceptions` +Defaults to `-fpermissive -fno-exceptions` on 1.0 +or `-fpermissive -fno-exceptions -fno-threadsafe-statics -flto -fno-devirtualize -fdiagnostics-color` +on AVR toolchain > 4.9.0 (e.g. IDE 1.6.10+) **Example:** |