build: enable -Warith-conversion

This makes the behavior consistent between GCC 10 and earlier versions.

Closes https://github.com/curl/curl/pull/8271
This commit is contained in:
Marcel Raad 2022-01-05 17:20:16 +01:00
parent 813c984962
commit 7740600015
2 changed files with 2 additions and 1 deletions

View File

@ -109,7 +109,7 @@ option(ENABLE_CURLDEBUG "Set to ON to build with TrackMemory feature enabled" OF
if(CMAKE_COMPILER_IS_GNUCC OR CMAKE_COMPILER_IS_CLANG)
if(PICKY_COMPILER)
foreach(_CCOPT -pedantic -Wall -W -Wpointer-arith -Wwrite-strings -Wunused -Wshadow -Winline -Wnested-externs -Wmissing-declarations -Wmissing-prototypes -Wfloat-equal -Wsign-compare -Wundef -Wendif-labels -Wstrict-prototypes -Wdeclaration-after-statement -Wstrict-aliasing=3 -Wcast-align -Wtype-limits -Wold-style-declaration -Wmissing-parameter-type -Wempty-body -Wclobbered -Wignored-qualifiers -Wconversion -Wvla -Wdouble-promotion -Wenum-conversion)
foreach(_CCOPT -pedantic -Wall -W -Wpointer-arith -Wwrite-strings -Wunused -Wshadow -Winline -Wnested-externs -Wmissing-declarations -Wmissing-prototypes -Wfloat-equal -Wsign-compare -Wundef -Wendif-labels -Wstrict-prototypes -Wdeclaration-after-statement -Wstrict-aliasing=3 -Wcast-align -Wtype-limits -Wold-style-declaration -Wmissing-parameter-type -Wempty-body -Wclobbered -Wignored-qualifiers -Wconversion -Wvla -Wdouble-promotion -Wenum-conversion -Warith-conversion)
# surprisingly, CHECK_C_COMPILER_FLAG needs a new variable to store each new
# test result in.
string(MAKE_C_IDENTIFIER "OPT${_CCOPT}" _optvarname)

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@ -1044,6 +1044,7 @@ AC_DEFUN([CURL_SET_COMPILER_WARNING_OPTS], [
#
dnl Only gcc 10 or later
if test "$compiler_num" -ge "1000"; then
CURL_ADD_COMPILER_WARNINGS([tmp_CFLAGS], [arith-conversion])
CURL_ADD_COMPILER_WARNINGS([tmp_CFLAGS], [enum-conversion])
fi
#