diff options
Diffstat (limited to 'build.rs')
| -rw-r--r-- | build.rs | 8 |
1 files changed, 6 insertions, 2 deletions
@@ -74,7 +74,7 @@ fn is_big_endian() -> bool { endianness() == "big" } -// Windows targets may be using the MSVC toolchain or the GNU toolchain. The +// Windows targets may be using the MSVC toolchain or the MinGW toolchain. The // right compiler flags to use depend on the toolchain. (And we don't want to // use flag_if_supported, because we don't want features to be silently // disabled by old compilers.) @@ -85,11 +85,15 @@ fn is_windows_msvc() -> bool { && target_components()[3] == "msvc" } +// MinGW toolchain uses 2 different targets depending on the main compiler. +// Target for a general MinGW toolchain ends with `-gnu` (GCC is used as C +// compiler). Target for a LLVM-MinGW toolchain (Clang is used as C compiler) +// ends with `-gnullvm`. fn is_windows_gnu() -> bool { // Some targets are only two components long, so check in steps. target_components()[1] == "pc" && target_components()[2] == "windows" - && target_components()[3] == "gnu" + && target_components()[3] != "msvc" } fn new_build() -> cc::Build { |