Configurations/10-main.conf: Duplicate cflags to cxxflags

Reviewed-by: NAndy Polyakov <appro@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/5534)

Configurations/10-main.conf

@@ -683,6 +683,7 @@ my %targets = (
     "linux-ppc64" => {
         inherit_from     => [ "linux-generic64", asm("ppc64_asm") ],
         cflags           => add("-m64"),
+        cxxflags         => add("-m64"),
         cppflags         => add("-DB_ENDIAN"),
         perlasm_scheme   => "linux64",
         multilib         => "64",
@@ -690,6 +691,7 @@ my %targets = (
     "linux-ppc64le" => {
         inherit_from     => [ "linux-generic64", asm("ppc64_asm") ],
         cflags           => add("-m64"),
+        cxxflags         => add("-m64"),
         cppflags         => add("-DL_ENDIAN"),
         perlasm_scheme   => "linux64le",
     },
@@ -736,6 +738,7 @@ my %targets = (
     "linux-arm64ilp32" => {  # https://wiki.linaro.org/Platform/arm64-ilp32
         inherit_from     => [ "linux-generic32", asm("aarch64_asm") ],
         cflags           => add("-mabi=ilp32"),
+        cxxflags         => add("-mabi=ilp32"),
         bn_ops           => "SIXTY_FOUR_BIT RC4_CHAR",
         perlasm_scheme   => "linux64",
     },
@@ -745,6 +748,7 @@ my %targets = (
         # support, if no -march was specified at command line.
         inherit_from     => [ "linux-generic32", asm("mips32_asm") ],
         cflags           => add("-mabi=32"),
+        cxxflags         => add("-mabi=32"),
         cppflags         => add("-DBN_DIV3W"),
         perlasm_scheme   => "o32",
     },
@@ -753,6 +757,7 @@ my %targets = (
     "linux-mips64" => {
         inherit_from     => [ "linux-generic32", asm("mips64_asm") ],
         cflags           => add("-mabi=n32"),
+        cxxflags         => add("-mabi=n32"),
         cppflags         => add("-DBN_DIV3W"),
         bn_ops           => "SIXTY_FOUR_BIT RC4_CHAR",
         perlasm_scheme   => "n32",
@@ -761,6 +766,7 @@ my %targets = (
     "linux64-mips64" => {
         inherit_from     => [ "linux-generic64", asm("mips64_asm") ],
         cflags           => add("-mabi=64"),
+        cxxflags         => add("-mabi=64"),
         cppflags         => add("-DBN_DIV3W"),
         perlasm_scheme   => "64",
         multilib         => "64",
@@ -792,6 +798,7 @@ my %targets = (
         inherit_from     => [ "linux-generic32", asm("x86_asm") ],
         CFLAGS           => add(picker(release => "-fomit-frame-pointer")),
         cflags           => add("-m32"),
+        cxxflags         => add("-m32"),
         cppflags         => add("-DL_ENDIAN"),
         bn_ops           => "BN_LLONG",
         perlasm_scheme   => "elf",
@@ -805,6 +812,7 @@ my %targets = (
     "linux-x86_64" => {
         inherit_from     => [ "linux-generic64", asm("x86_64_asm") ],
         cflags           => add("-m64"),
+        cxxflags         => add("-m64"),
         cppflags         => add("-DL_ENDIAN"),
         bn_ops           => "SIXTY_FOUR_BIT_LONG",
         perlasm_scheme   => "elf",
@@ -819,6 +827,7 @@ my %targets = (
     "linux-x32" => {
         inherit_from     => [ "linux-generic32", asm("x86_64_asm") ],
         cflags           => add("-mx32"),
+        cxxflags         => add("-mx32"),
         cppflags         => add("-DL_ENDIAN"),
         bn_ops           => "SIXTY_FOUR_BIT",
         perlasm_scheme   => "elf32",
@@ -833,6 +842,7 @@ my %targets = (
     "linux64-s390x" => {
         inherit_from     => [ "linux-generic64", asm("s390x_asm") ],
         cflags           => add("-m64"),
+        cxxflags         => add("-m64"),
         cppflags         => add("-DB_ENDIAN"),
         perlasm_scheme   => "64",
         multilib         => "64",
@@ -856,6 +866,7 @@ my %targets = (
         #
         inherit_from     => [ "linux-generic32", asm("s390x_asm") ],
         cflags           => add("-m31 -Wa,-mzarch"),
+        cxxflags         => add("-m31 -Wa,-mzarch"),
         cppflags         => add("-DB_ENDIAN"),
         bn_asm_src       => sub { my $r=join(" ",@_); $r=~s|asm/s390x\.S|bn_asm.c|; $r; },
         perlasm_scheme   => "31",
@@ -866,6 +877,7 @@ my %targets = (
     "linux-sparcv8" => {
         inherit_from     => [ "linux-generic32", asm("sparcv8_asm") ],
         cflags           => add("-mcpu=v8"),
+        cxxflags         => add("-mcpu=v8"),
         lib_cppflags     => add("-DB_ENDIAN -DBN_DIV2W"),
     },
     "linux-sparcv9" => {
@@ -873,12 +885,14 @@ my %targets = (
         # but -Wa,-Av8plus should do the trick no matter what.
         inherit_from     => [ "linux-generic32", asm("sparcv9_asm") ],
         cflags           => add("-m32 -mcpu=ultrasparc -Wa,-Av8plus"),
+        cxxflags         => add("-m32 -mcpu=ultrasparc -Wa,-Av8plus"),
         lib_cppflags     => add("-DB_ENDIAN -DBN_DIV2W"),
     },
     "linux64-sparcv9" => {
         # GCC 3.1 is a requirement
         inherit_from     => [ "linux-generic64", asm("sparcv9_asm") ],
         cflags           => add("-m64 -mcpu=ultrasparc"),
+        cxxflags         => add("-m64 -mcpu=ultrasparc"),
         lib_cppflags     => add("-DB_ENDIAN"),
         bn_ops           => "BN_LLONG RC4_CHAR",
         multilib         => "64",
@@ -895,6 +909,7 @@ my %targets = (
         CC               => "cl6x",
         CFLAGS           => "-o2 -ox -ms",
         cflags           => "--linux -ea=.s -eo=.o -mv6400+ -pden",
+        cxxflags         => "--linux -ea=.s -eo=.o -mv6400+ -pden",
         cppflags         => combine("-DOPENSSL_SMALL_FOOTPRINT",
                                     threads("-D_REENTRANT")),
         bn_ops           => "BN_LLONG",
@@ -942,7 +957,8 @@ my %targets = (
         # systems are perfectly capable of executing binaries targeting
         # Froyo. Keep in mind that in the nutshell Android builds are
         # about JNI, i.e. shared libraries, not applications.
-        cflags           => add(picker(default => "-mandroid -fPIC --sysroot=\$(CROSS_SYSROOT) -Wa,--noexecstack")),
+        cflags           => add("-mandroid -fPIC --sysroot=\$(CROSS_SYSROOT) -Wa,--noexecstack"),
+        cxxflags         => add("-mandroid -fPIC --sysroot=\$(CROSS_SYSROOT) -Wa,--noexecstack"),
         bin_cflags       => "-pie",
     },
     "android-x86" => {
@@ -982,7 +998,8 @@ my %targets = (
 
     "android64" => {
         inherit_from     => [ "linux-generic64" ],
-        cflags           => add(picker(default => "-mandroid -fPIC --sysroot=\$(CROSS_SYSROOT) -Wa,--noexecstack")),
+        cflags           => add("-mandroid -fPIC --sysroot=\$(CROSS_SYSROOT) -Wa,--noexecstack"),
+        cxxflags         => add("-mandroid -fPIC --sysroot=\$(CROSS_SYSROOT) -Wa,--noexecstack"),
         bin_cflags       => "-pie",
     },
     "android64-aarch64" => {