WARN=''
if test x"$GCC" = xyes; then
WARN='-Wall -Wunused -Wmissing-prototypes -Wmissing-declarations -Wstrict-prototypes -Wmissing-prototypes -Wnested-externs -Wpointer-arith -Wno-cast-qual -Wwrite-strings -Wno-switch -Wno-switch-enum -Wno-unused-value'
+
+ # We require C99 with some GNU extensions, e.g. `linux` macro
+ CFLAGS="$CFLAGS -std=gnu99"
+
# The runtime code does not respect ANSI C strict aliasing rules
CFLAGS="$CFLAGS -fno-strict-aliasing"
# We rely on signed overflow to behave
CFLAGS="$CFLAGS -fwrapv"
+ CFLAGS="$CFLAGS -DMONO_DLL_EXPORT"
+
ORIG_CFLAGS=$CFLAGS
CFLAGS="$CFLAGS -Wdeclaration-after-statement"
AC_MSG_CHECKING(for -Wdeclaration-after-statement option to gcc)
with_tls=pthread
target_mach=no
;;
+ x86_64*-linux-*)
+ TARGET=AMD64;
+ arch_target=amd64;
+ AC_DEFINE(TARGET_AMD64, 1, [...])
+ AC_DEFINE(TARGET_ANDROID, 1, [...])
+ CPPFLAGS="$CPPFLAGS"
+ sgen_supported=true
+ # Can't use tls, since it depends on the runtime detection of tls offsets
+ # in mono-compiler.h
+ with_tls=pthread
+ target_mach=no
+ ;;
aarch64*-linux-*)
TARGET=ARM64;
arch_target=arm64;