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authorDaniel Stenberg <daniel@haxx.se>2019-01-15 11:48:41 +0100
committerDaniel Stenberg <daniel@haxx.se>2019-01-15 16:18:45 +0100
commit2fa0d57e2e3b7a808af55e52912827813d19c38f (patch)
tree72826d63009fd7c428524e6b8a4fe7800a57aff8 /m4
parent304bce55dd2b8053a64cf42ddf2c527f6d3124e6 (diff)
downloadcurl-2fa0d57e2e3b7a808af55e52912827813d19c38f.tar.gz
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
Diffstat (limited to 'm4')
-rw-r--r--m4/curl-compilers.m413
1 files changed, 11 insertions, 2 deletions
diff --git a/m4/curl-compilers.m4 b/m4/curl-compilers.m4
index 641804321..a7eee3788 100644
--- a/m4/curl-compilers.m4
+++ b/m4/curl-compilers.m4
@@ -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 "$curl_cv_have_def___clang__" = "yes"; then
AC_MSG_RESULT([yes])
- compiler_id="CLANG"
+ AC_MSG_CHECKING([if compiler is xlclang])
+ CURL_CHECK_DEF([__xlc__], [], [silent])
+ if test "$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