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build: drop macro used to enable -Wsign-conversion warnings in CI

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We don't pursue this, and the necessary `#pragma` got in the way of
compiling curl with gcc 4.2 and older. Drop the logic completely.

Follow-up to 8a266ac488 #15939

Reported-by: prpr19xx on Github
Fixes #16152
Closes #16157
This commit is contained in:
Viktor Szakats 2025-02-03 19:31:10 +01:00
parent 48ced02bff
commit 2ed232a4e6
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GPG key ID: B5ABD165E2AEF201
4 changed files with 4 additions and 14 deletions
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6
m4/curl-compilers.m4
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@ -843,8 +843,7 @@ AC_DEFUN([CURL_SET_COMPILER_WARNING_OPTS], [
#
dnl Only clang 2.9 or later
if test "$compiler_num" -ge "209"; then
CURL_ADD_COMPILER_WARNINGS([tmp_CFLAGS], [sign-conversion])
tmp_CFLAGS="$tmp_CFLAGS -Wno-error=sign-conversion"
tmp_CFLAGS="$tmp_CFLAGS -Wno-sign-conversion"
CURL_ADD_COMPILER_WARNINGS([tmp_CFLAGS], [shift-sign-overflow])
# CURL_ADD_COMPILER_WARNINGS([tmp_CFLAGS], [padded]) # Not used because we cannot change public structs
fi
@ -1031,8 +1030,7 @@ AC_DEFUN([CURL_SET_COMPILER_WARNING_OPTS], [
CURL_ADD_COMPILER_WARNINGS([tmp_CFLAGS], [missing-parameter-type empty-body])
CURL_ADD_COMPILER_WARNINGS([tmp_CFLAGS], [clobbered ignored-qualifiers])
CURL_ADD_COMPILER_WARNINGS([tmp_CFLAGS], [conversion])
CURL_ADD_COMPILER_WARNINGS([tmp_CFLAGS], [sign-conversion])
tmp_CFLAGS="$tmp_CFLAGS -Wno-error=sign-conversion"
tmp_CFLAGS="$tmp_CFLAGS -Wno-sign-conversion"
CURL_ADD_COMPILER_WARNINGS([tmp_CFLAGS], [vla])
dnl required for -Warray-bounds, included in -Wall
tmp_CFLAGS="$tmp_CFLAGS -ftree-vrp"