On FreeBSD, define a macro that causes the unimplemented C99 math.h functions to be declared.  This prevents <cmath> users from being broken, unless they actually use the C++ wrappers that call the missing functions.

llvm-svn: 144501
1 file changed
tree: 994e26ad1b730c2c0d50d03e3ebe849dcef4ee07
  1. clang/
  2. compiler-rt/
  3. debuginfo-tests/
  4. libcxx/
  5. libcxxabi/
  6. lldb/
  7. llvm/
  8. polly/