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curl-compilers.m4: escape square brackets in regex 

Otherwise, they are removed in the final configure file.
Also changed sed to "$SED" like in most other calls in this file.
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Marcel Raad 2017-06-01 17:46:32 +02:00
parent 5598b0bd63
commit 5e796c5e94
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1 changed files with 1 additions and 1 deletions
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m4/curl-compilers.m4
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@ -84,7 +84,7 @@ AC_DEFUN([CURL_CHECK_COMPILER_CLANG], [
if test "$curl_cv_have_def___clang__" = "yes"; then
AC_MSG_RESULT([yes])
compiler_id="CLANG"
clangver=`$CC -v 2>&1 | grep version | sed "s/.*version \([0-9]*\.[0-9]*\).*/\1/"`
clangver=`$CC -v 2>&1 | grep version | "$SED" 's/.*version \(@<:@0-9@:>@*\.@<:@0-9@:>@*\).*/\1/'`
clangvhi=`echo $clangver | cut -d . -f1`
clangvlo=`echo $clangver | cut -d . -f2`
compiler_num=`(expr $clangvhi "*" 100 + $clangvlo) 2>/dev/null`