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ICU-20973 Use the Clang -Wno-ambiguous-reversed-operator flag.

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Fredrik Roubert 2021-08-04 17:27:52 +02:00 • committed by Fredrik Roubert
parent 2166b512fc
commit dc1b8ca26e
1 changed files with 10 additions and 0 deletions
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10
icu4c/source/configure.ac
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@ -1317,6 +1317,16 @@ fi
# Now that we're done using CPPFLAGS etc. for tests, we can change it
# for build.
AC_LANG_PUSH([C++])
# Silence a Clang warning about ambiguous operators with C++20 rewritten
# expressions that possibly or maybe even probably is a mistake (ICU-20973).
AX_CHECK_COMPILE_FLAG(
[-Wambiguous-reversed-operator],
[CXXFLAGS+=" -Wno-ambiguous-reversed-operator"],
[],
[-Werror])
AC_LANG_POP([C++])
if test "${CC}" = "clang"; then
CLANGCFLAGS="-Qunused-arguments -Wno-parentheses-equality"
else