Fix: [MinGW] undefined references when _FORTIFY_SOURCE > 0

This commit is contained in:
glx 2019-12-14 19:08:30 +01:00 committed by Niels Martin Hansen
parent e3c75a30ba
commit faaec445d6
1 changed files with 8 additions and 0 deletions

View File

@ -1516,12 +1516,20 @@ make_cflags_and_ldflags() {
# extensions in a way that breaks build with at least ICC.
# This requires -O1 or more, so debug level 3 (-O0) is excluded.
CFLAGS="$CFLAGS -D_FORTIFY_SOURCE=2"
if [ "$os" = "MINGW" ]; then
# Prevent undefined references when _FORTIFY_SOURCE > 0
LDFLAGS="$LDFLAGS -fstack-protector"
fi
fi
cc_build_is_gcc=`basename "$cc_build" | grep "gcc" 2>/dev/null`
if [ -n "$cc_build_is_gcc" ]; then
# Just add -O1 to the tools needed for building.
CFLAGS_BUILD="$CFLAGS_BUILD -D_FORTIFY_SOURCE=2 -O1"
if [ "$os" = "MINGW" ]; then
# Prevent undefined references when _FORTIFY_SOURCE > 0
LDFLAGS_BUILD="$LDFLAGS_BUILD -fstack-protector"
fi
fi
fi