diff options
Diffstat (limited to 'configure.ac')
| -rw-r--r-- | configure.ac | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/configure.ac b/configure.ac index 2ba79ef7255..c5abbfd0784 100644 --- a/configure.ac +++ b/configure.ac @@ -263,6 +263,18 @@ if test "x$GCC" = xyes; then # gcc's builtin memcmp is slower than glibc's # http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43052 CFLAGS="$CFLAGS -fno-builtin-memcmp" + + # Flags to help ensure that certain portions of the code -- and only those + # portions -- can be built with MSVC: + # - src/util, src/gallium/auxiliary, and src/gallium/drivers/llvmpipe needs + # to build with Windows SDK 7.0.7600, which bundles MSVC 2008 + # - non-Linux/Posix OpenGL portions needs to build on MSVC 2013 (which + # supports most of C99) + # - the rest has no compiler compiler restrictions + MSVC2013_COMPAT_CFLAGS="-Werror=vla -Werror=pointer-arith" + MSVC2013_COMPAT_CXXFLAGS="-Werror=vla -Werror=pointer-arith" + MSVC2008_COMPAT_CFLAGS="$MSVC2013_COMPAT_CFLAGS -Werror=declaration-after-statement" + MSVC2008_COMPAT_CXXFLAGS="$MSVC2013_COMPAT_CXXFLAGS" fi if test "x$GXX" = xyes; then CXXFLAGS="$CXXFLAGS -Wall" @@ -288,6 +300,11 @@ if test "x$GXX" = xyes; then CXXFLAGS="$CXXFLAGS -fno-builtin-memcmp" fi +AC_SUBST([MSVC2013_COMPAT_CFLAGS]) +AC_SUBST([MSVC2013_COMPAT_CXXFLAGS]) +AC_SUBST([MSVC2008_COMPAT_CFLAGS]) +AC_SUBST([MSVC2008_COMPAT_CXXFLAGS]) + dnl even if the compiler appears to support it, using visibility attributes isn't dnl going to do anything useful currently on cygwin apart from emit lots of warnings case "$host_os" in |