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* [glibc] mtrace: Add attribute nocommon to mallwatch
@ 2021-07-02 21:44 Tulio Magno Quites Machado Filho
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From: Tulio Magno Quites Machado Filho @ 2021-07-02 21:44 UTC (permalink / raw)
To: glibc-cvs
https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=e766ce3088e1da976d6fa7903870683b3fed7f17
commit e766ce3088e1da976d6fa7903870683b3fed7f17
Author: Tulio Magno Quites Machado Filho <tuliom@linux.ibm.com>
Date: Fri Jul 2 18:12:13 2021 -0300
mtrace: Add attribute nocommon to mallwatch
Avoid compilation errors GCC versions that do not default to
-fno-common, e.g. GCC <= 9.
Fixes commit 00d28960c5388a582a0485e07629b553c32dde49 ("mtrace:
Deprecate mallwatch and tr_break").
Suggested-by: Adhemerval Zanella <adhemerval.zanella@linaro.org>
Suggested-by: Florian Weimer <fweimer@redhat.com>
Diff:
---
malloc/mtrace.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/malloc/mtrace.c b/malloc/mtrace.c
index 6c2c58b706..f5b8321c6b 100644
--- a/malloc/mtrace.c
+++ b/malloc/mtrace.c
@@ -59,7 +59,7 @@ __libc_lock_define_initialized (static, lock);
case some applications ended up linking against them but they don't actually
do anything anymore; not that they did much before anyway. */
-void *mallwatch;
+void *mallwatch __attribute__ ((nocommon));
compat_symbol (libc, mallwatch, mallwatch, GLIBC_2_0);
void
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