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authorPeter Oberparleiter <oberpar@linux.ibm.com>2024-06-10 11:27:43 +0200
committerAndrew Morton <akpm@linux-foundation.org>2024-06-15 10:43:06 -0700
commitc1558bc57b8e5b4da5d821537cd30e2e660861d8 (patch)
tree0493ebae5f59a6e83dae6f6fe56e7c36ec342e0d /kernel
parent7fea700e04bd3f424c2d836e98425782f97b494e (diff)
gcov: add support for GCC 14
Using gcov on kernels compiled with GCC 14 results in truncated 16-byte long .gcda files with no usable data. To fix this, update GCOV_COUNTERS to match the value defined by GCC 14. Tested with GCC versions 14.1.0 and 13.2.0. Link: https://lkml.kernel.org/r/20240610092743.1609845-1-oberpar@linux.ibm.com Signed-off-by: Peter Oberparleiter <oberpar@linux.ibm.com> Reported-by: Allison Henderson <allison.henderson@oracle.com> Reported-by: Chuck Lever III <chuck.lever@oracle.com> Tested-by: Chuck Lever <chuck.lever@oracle.com> Cc: <stable@vger.kernel.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'kernel')
-rw-r--r--kernel/gcov/gcc_4_7.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/kernel/gcov/gcc_4_7.c b/kernel/gcov/gcc_4_7.c
index 74a4ef1da9ad..fd75b4a484d7 100644
--- a/kernel/gcov/gcc_4_7.c
+++ b/kernel/gcov/gcc_4_7.c
@@ -18,7 +18,9 @@
#include <linux/mm.h>
#include "gcov.h"
-#if (__GNUC__ >= 10)
+#if (__GNUC__ >= 14)
+#define GCOV_COUNTERS 9
+#elif (__GNUC__ >= 10)
#define GCOV_COUNTERS 8
#elif (__GNUC__ >= 7)
#define GCOV_COUNTERS 9