Quoting Philip Lowman <[EMAIL PROTECTED]>:
We added the "/Za" (disable language extensions) flag to our compile
flags and we're trying to find a way to remove it selectively on a per
project basis since some Windows code needs language extensions to
compile properly.
The REMOVE_DEFINITIONS() documentation states:
"Removes flags from command line of C and C++ compilers. This command
can be used to remove any flag from a compile line, but the -D flag is
accepted most C/C++ compilers."
This appears a bit ambiguous and makes it seem that you can use
REMOVE_DEFINITIONS() to modify any compile flags. This doesn't appear
to work at least with Visual Studio 7 generated VCproj files.
We're currently experimenting with modifying the compiler flags
variable using STRING(REGEX REPLACE...). Does anyone know if there is
an easier way to remove compiler flags on a per target or per source
file basis?
This might be non-sensical depending on what your CMakeLists.txt do
and your needs but here come my two cents: have you tried to do the
oppossite thing (add the definition only when it is needed)?
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