[GIT PULL] core/urgent fix

Ingo Molnar posted 1 patch 5 days, 7 hours ago
init/Kconfig | 3 +++
1 file changed, 3 insertions(+)
[GIT PULL] core/urgent fix
Posted by Ingo Molnar 5 days, 7 hours ago
Linus,

Please pull the latest core/urgent Git tree from:

   git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git core-urgent-2025-09-26

   # HEAD: e2ffa15b9baa447e444d654ffd47123ba6443ae4 kbuild: Disable CC_HAS_ASM_GOTO_OUTPUT on clang < 17

Fix a CONFIG_CC_HAS_ASM_GOTO_OUTPUT=y bug on older Clang versions.

 Thanks,

	Ingo

------------------>
Thomas Gleixner (1):
      kbuild: Disable CC_HAS_ASM_GOTO_OUTPUT on clang < 17


 init/Kconfig | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/init/Kconfig b/init/Kconfig
index e3eb63eadc87..ecddb94db8dc 100644
--- a/init/Kconfig
+++ b/init/Kconfig
@@ -99,7 +99,10 @@ config GCC_ASM_GOTO_OUTPUT_BROKEN
 config CC_HAS_ASM_GOTO_OUTPUT
 	def_bool y
 	depends on !GCC_ASM_GOTO_OUTPUT_BROKEN
+	# Detect basic support
 	depends on $(success,echo 'int foo(int x) { asm goto ("": "=r"(x) ::: bar); return x; bar: return 0; }' | $(CC) -x c - -c -o /dev/null)
+	# Detect clang (< v17) scoped label issues
+	depends on $(success,echo 'void b(void **);void* c(void);int f(void){{asm goto("jmp %l0"::::l0);return 0;l0:return 1;}void *x __attribute__((cleanup(b)))=c();{asm goto("jmp %l0"::::l1);return 2;l1:return 3;}}' | $(CC) -x c - -c -o /dev/null)
 
 config CC_HAS_ASM_GOTO_TIED_OUTPUT
 	depends on CC_HAS_ASM_GOTO_OUTPUT
Re: [GIT PULL] core/urgent fix
Posted by pr-tracker-bot@kernel.org 5 days ago
The pull request you sent on Fri, 26 Sep 2025 15:39:21 +0200:

> git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git core-urgent-2025-09-26

has been merged into torvalds/linux.git:
https://git.kernel.org/torvalds/c/8b07f74c23a0890977a5ae3c0b2c105d7ac3b584

Thank you!

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