Ongoing work for asm goto support from clang requires the -no-integrated-as compiler flag. This compiler flag is present in the toplevel kernel Makefile, but is not replicated for selftests. Add it specifically for the rseq selftest which requires asm goto. Link: https://reviews.llvm.org/D56571 Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@xxxxxxxxxxxx> CC: Nick Desaulniers <ndesaulniers@xxxxxxxxxx> CC: Thomas Gleixner <tglx@xxxxxxxxxxxxx> CC: Joel Fernandes <joelaf@xxxxxxxxxx> CC: Peter Zijlstra <peterz@xxxxxxxxxxxxx> CC: Catalin Marinas <catalin.marinas@xxxxxxx> CC: Dave Watson <davejwatson@xxxxxx> CC: Will Deacon <will.deacon@xxxxxxx> CC: Shuah Khan <shuah@xxxxxxxxxx> CC: Andi Kleen <andi@xxxxxxxxxxxxxx> CC: linux-kselftest@xxxxxxxxxxxxxxx CC: "H . Peter Anvin" <hpa@xxxxxxxxx> CC: Chris Lameter <cl@xxxxxxxxx> CC: Russell King <linux@xxxxxxxxxxxxxxxx> CC: Michael Kerrisk <mtk.manpages@xxxxxxxxx> CC: "Paul E . McKenney" <paulmck@xxxxxxxxxxxxxxxxxx> CC: Paul Turner <pjt@xxxxxxxxxx> CC: Boqun Feng <boqun.feng@xxxxxxxxx> CC: Josh Triplett <josh@xxxxxxxxxxxxxxxx> CC: Steven Rostedt <rostedt@xxxxxxxxxxx> CC: Ben Maurer <bmaurer@xxxxxx> CC: linux-api@xxxxxxxxxxxxxxx CC: Andy Lutomirski <luto@xxxxxxxxxxxxxx> CC: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> CC: Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx> --- tools/testing/selftests/rseq/Makefile | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) diff --git a/tools/testing/selftests/rseq/Makefile b/tools/testing/selftests/rseq/Makefile index c30c52e1d0d2..d6469535630a 100644 --- a/tools/testing/selftests/rseq/Makefile +++ b/tools/testing/selftests/rseq/Makefile @@ -1,5 +1,11 @@ # SPDX-License-Identifier: GPL-2.0+ OR MIT -CFLAGS += -O2 -Wall -g -I./ -I../../../../usr/include/ -L./ -Wl,-rpath=./ + +ifneq ($(shell $(CC) --version 2>&1 | head -n 1 | grep clang),) +CLANG_FLAGS += -no-integrated-as +endif + +CFLAGS += -O2 -Wall -g -I./ -I../../../../usr/include/ -L./ -Wl,-rpath=./ \ + $(CLANG_FLAGS) LDLIBS += -lpthread # Own dependencies because we only want to build against 1st prerequisite, but -- 2.11.0
