Unverified Commit 2fa0d57e authored by Daniel Stenberg's avatar Daniel Stenberg
Browse files

curl-compilers.m4: detect xlclang 

Since it isn't totally clang compatible, we detect this IBM clang
front-end and if detected, avoids some clang specific magic.

Reported-by: Kees Dekker
Fixes #3474
Closes #3476
parent 304bce55

m4/curl-compilers.m4

+11 −2
Original line number Diff line number Diff line
@@ -5,7 +5,7 @@ 
#                            | (__| |_| |  _ <| |___

#                             \___|\___/|_| \_\_____|

#

# Copyright (C) 1998 - 2018, Daniel Stenberg, <daniel@haxx.se>, et al.

# Copyright (C) 1998 - 2019, Daniel Stenberg, <daniel@haxx.se>, et al.

#

# This software is licensed as described in the file COPYING, which

# you should have received as part of this distribution. The terms
@@ -83,7 +83,16 @@ AC_DEFUN([CURL_CHECK_COMPILER_CLANG], [ 
  CURL_CHECK_DEF([__clang__], [], [silent])

  if test "$curl_cv_have_def___clang__" = "yes"; then

    AC_MSG_RESULT([yes])

    AC_MSG_CHECKING([if compiler is xlclang])

    CURL_CHECK_DEF([__xlc__], [], [silent])

    if test "$curl_cv_have_def___xlc__" = "yes" ; then

      dnl IBM's almost-compatible clang version

      AC_MSG_RESULT([yes])

      compiler_id="XLCLANG"

    else

      AC_MSG_RESULT([no])

      compiler_id="CLANG"

    fi

    fullclangver=`$CC -v 2>&1 | grep version`

    clangver=`echo $fullclangver | grep "based on LLVM " | "$SED" 's/.*(based on LLVM \(@<:@0-9@:>@*\.@<:@0-9@:>@*\).*)/\1/'`

    if test -z "$clangver"; then