curl-compilers.m4: remove -Wstrict-aliasing=3 from clang

Currently it is unknown if there is any version of clang that
actually supports -Wstrict-aliasing. What is known is that there
are several that don't support it.
This commit is contained in:
Yang Tse 2012-06-29 16:40:23 +02:00
parent febd598597
commit 60d5a16b99
1 changed files with 1 additions and 4 deletions

View File

@ -21,7 +21,7 @@
#*************************************************************************** #***************************************************************************
# File version for 'aclocal' use. Keep it a single number. # File version for 'aclocal' use. Keep it a single number.
# serial 62 # serial 63
dnl CURL_CHECK_COMPILER dnl CURL_CHECK_COMPILER
@ -856,8 +856,6 @@ AC_DEFUN([CURL_SET_COMPILER_WARNING_OPTS], [
CLANG) CLANG)
# #
if test "$want_warnings" = "yes"; then if test "$want_warnings" = "yes"; then
dnl All versions of clang support the same warnings as at least
dnl gcc 4.2.1 except -Wunused.
tmp_CFLAGS="$tmp_CFLAGS -pedantic" tmp_CFLAGS="$tmp_CFLAGS -pedantic"
tmp_CFLAGS="$tmp_CFLAGS -Wall -Wextra" tmp_CFLAGS="$tmp_CFLAGS -Wall -Wextra"
tmp_CFLAGS="$tmp_CFLAGS -Wpointer-arith -Wwrite-strings" tmp_CFLAGS="$tmp_CFLAGS -Wpointer-arith -Wwrite-strings"
@ -875,7 +873,6 @@ AC_DEFUN([CURL_SET_COMPILER_WARNING_OPTS], [
tmp_CFLAGS="$tmp_CFLAGS -Wcast-align" tmp_CFLAGS="$tmp_CFLAGS -Wcast-align"
tmp_CFLAGS="$tmp_CFLAGS -Wno-system-headers" tmp_CFLAGS="$tmp_CFLAGS -Wno-system-headers"
tmp_CFLAGS="$tmp_CFLAGS -Wshorten-64-to-32" tmp_CFLAGS="$tmp_CFLAGS -Wshorten-64-to-32"
tmp_CFLAGS="$tmp_CFLAGS -Wstrict-aliasing=3"
# #
dnl Only clang 1.1 or later dnl Only clang 1.1 or later
if test "$compiler_num" -ge "101"; then if test "$compiler_num" -ge "101"; then