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[nolibc,12/19] selftests/nolibc: allow building i386 with multiarch compiler

Message ID 20231012193233.207857-12-paulmck@kernel.org
State New
Headers
Series Updates to nolibc for v6.7 (and three for v6.6) |

Commit Message

Paul E. McKenney Oct. 12, 2023, 7:32 p.m. UTC 
  From: Thomas Weißschuh <linux@weissschuh.net>

When building with a multiarch-capable compiler, like those provided by
common distributions the -m32 argument is required to build 32bit code.

Wrap it in cc-option in case the compiler is not multiarch-capable.

Signed-off-by: Thomas Weißschuh <linux@weissschuh.net>
Acked-by: Willy Tarreau <w@1wt.eu>
Link: https://lore.kernel.org/r/20230917-nolibc-syscall-nr-v2-1-03863d509b9a@weissschuh.net
---
 tools/testing/selftests/nolibc/Makefile | 1 +
 1 file changed, 1 insertion(+)
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Patch

diff --git a/tools/testing/selftests/nolibc/Makefile b/tools/testing/selftests/nolibc/Makefile
index ee6a9ad28cfd..891aa396163d 100644
--- a/tools/testing/selftests/nolibc/Makefile
+++ b/tools/testing/selftests/nolibc/Makefile
@@ -113,6 +113,7 @@  else
 Q=@
 endif
 
+CFLAGS_i386 = $(call cc-option,-m32)
 CFLAGS_ppc = -m32 -mbig-endian -mno-vsx $(call cc-option,-mmultiple)
 CFLAGS_ppc64 = -m64 -mbig-endian -mno-vsx $(call cc-option,-mmultiple)
 CFLAGS_ppc64le = -m64 -mlittle-endian -mno-vsx $(call cc-option,-mabi=elfv2)