Commit f1474db3 authored by Yang Tse's avatar Yang Tse
Browse files

curl-compilers.m4: -Wstrict-aliasing=3 for warning enabled gcc and clang builds

parent a8478fc8

m4/curl-compilers.m4

+7 −1
Original line number Diff line number Diff line
@@ -21,7 +21,7 @@ 
#***************************************************************************



# File version for 'aclocal' use. Keep it a single number.

# serial 61

# serial 62





dnl CURL_CHECK_COMPILER
@@ -875,6 +875,7 @@ AC_DEFUN([CURL_SET_COMPILER_WARNING_OPTS], [ 
          tmp_CFLAGS="$tmp_CFLAGS -Wcast-align"

          tmp_CFLAGS="$tmp_CFLAGS -Wno-system-headers"

          tmp_CFLAGS="$tmp_CFLAGS -Wshorten-64-to-32"

          tmp_CFLAGS="$tmp_CFLAGS -Wstrict-aliasing=3"

          #

          dnl Only clang 1.1 or later

          if test "$compiler_num" -ge "101"; then
@@ -965,6 +966,11 @@ AC_DEFUN([CURL_SET_COMPILER_WARNING_OPTS], [ 
            tmp_CFLAGS="$tmp_CFLAGS -Wdeclaration-after-statement"

          fi

          #

          dnl Only gcc 4.0 or later

          if test "$compiler_num" -ge "400"; then

            tmp_CFLAGS="$tmp_CFLAGS -Wstrict-aliasing=3"

          fi

          #

          dnl Only gcc 4.2 or later

          if test "$compiler_num" -ge "402"; then

            tmp_CFLAGS="$tmp_CFLAGS -Wcast-align"