cmake HAVE_LONG_DOUBLE examples

GlobalArrays/ga cmake/ga-checks.cmake :73 

CHECK_C_SOURCE_COMPILES(
"
int main(int argc, char *argv[])
{
long double x;
return 0;
}
"
    HAVE_LONG_DOUBLE )

JulNadeauCA/libagar CMakeChecks.cmake :494 

check_c_source_compiles("
#include <stdio.h>
int
main(int argc, char *argv[])
{
	long double ld = 0.1;

	printf(\"%Lf\", ld);
	return (ld + 0.1) > 0.2 ? 1 : 0;
}
" HAVE_LONG_DOUBLE)

MRPT/mrpt cmakemodules/script_detect_functions_headers.cmake :92 

check_type_size("long double"  HAVE_LONG_DOUBLE)

rose-compiler/rose cmake/ConfigureChecks.cmake :77 

check_type_size("long double" HAVE_LONG_DOUBLE)

m-a-d-n-e-s-s/madness CMakeLists.txt :493 

check_type_size("long double" HAVE_LONG_DOUBLE)