Messages in this thread | | | Subject | Re: [RFC PATCH kernel] gcc-goto.sh: Allow to pass with CONFIG_DEBUG_INFO_SPLIT=y | From | Alexey Kardashevskiy <> | Date | Mon, 27 Mar 2017 13:33:02 +1100 |
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On 15/03/17 13:27, Alexey Kardashevskiy wrote: > On 14/03/17 13:54, Alexey Kardashevskiy wrote: >> On 03/03/17 11:51, Alexey Kardashevskiy wrote: >>> With just CONFIG_DEBUG_INFO=y, the makefile adds "-g" to >>> KBUILD_CFLAGS/KBUILD_AFLAGS and the test passes. >>> >>> However, if CONFIG_DEBUG_INFO_SPLIT is also enabled, the makefile >>> adds "-gsplit-dwarf" instead which makes the test fail with $?==1 >>> because of objcopy trying to split the debug info: >>> >>> objcopy: Warning: '/dev/null' is not an ordinary file >>> >>> This changes the output to $(mktemp) which fixes the problem. >>> >>> I am pretty sure there better ways, this is just to demonstrate the bug. >>> >>> gcc 5.4.1, ppc64le (does not really matter). >>> >>> Cc: Jason Baron <jbaron@redhat.com> >> >> >> Ping? > > I am adding more folks as Jason's mail server rejects mails with "Recipient > address rejected: Access denied ".
Anyone, ping?
> > >> >> >> >>> Signed-off-by: Alexey Kardashevskiy <aik@ozlabs.ru> >>> --- >>> scripts/gcc-goto.sh | 5 ++++- >>> 1 file changed, 4 insertions(+), 1 deletion(-) >>> >>> diff --git a/scripts/gcc-goto.sh b/scripts/gcc-goto.sh >>> index c9469d34ecc6..ab21216ab68d 100755 >>> --- a/scripts/gcc-goto.sh >>> +++ b/scripts/gcc-goto.sh >>> @@ -2,7 +2,8 @@ >>> # Test for gcc 'asm goto' support >>> # Copyright (C) 2010, Jason Baron <jbaron@redhat.com> >>> >>> -cat << "END" | $@ -x c - -c -o /dev/null >/dev/null 2>&1 && echo "y" >>> +TMPOUT=$(mktemp) >>> +cat << "END" | $@ -x c - -c -o $TMPOUT >/dev/null 2>&1 && echo "y" >>> int main(void) >>> { >>> #if defined(__arm__) || defined(__aarch64__) >>> @@ -19,3 +20,5 @@ entry: >>> return 0; >>> } >>> END >>> + >>> +rm $TMPOUT 2>/dev/null 2>&1 >>> >> >> > >
-- Alexey
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