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authorAdhemerval Zanella <adhemerval.zanella@linaro.org>2022-03-11 10:40:44 -0300
committerAdhemerval Zanella <adhemerval.zanella@linaro.org>2022-11-01 09:51:06 -0300
commit8d98c7c00f3f06545de9e5ce5cf778d2ab2450a4 (patch)
tree9fe2d950df8424164112464dfbb5ec906b279757 /posix
parent5c5a8b99cf96b71940e36a9db66d3a61bc315016 (diff)
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configure: Use -Wno-ignored-attributes if compiler warns about multiple aliases
clang emits an warning when a double alias redirection is used, to warn
the the original symbol will be used even when weak definition is
overridden.  However, this is a common pattern for weak_alias, where
multiple alias are set to same symbol.

Reviewed-by: Fangrui Song <maskray@google.com>
Diffstat (limited to 'posix')
-rw-r--r--posix/Makefile6
1 files changed, 3 insertions, 3 deletions
diff --git a/posix/Makefile b/posix/Makefile
index d1df7c27cb..4d60449426 100644
--- a/posix/Makefile
+++ b/posix/Makefile
@@ -248,9 +248,9 @@ $(objpfx)config-name.h: $(..)scripts/config-uname.sh $(common-objpfx)config.make
 CFLAGS-getaddrinfo.c += -DRESOLVER -fexceptions
 CFLAGS-pause.c += -fexceptions -fasynchronous-unwind-tables
 CFLAGS-pread.c += -fexceptions -fasynchronous-unwind-tables
-CFLAGS-pread64.c += -fexceptions -fasynchronous-unwind-tables
+CFLAGS-pread64.c += -fexceptions -fasynchronous-unwind-tables $(config-cflags-wno-ignored-attributes)
 CFLAGS-pwrite.c += -fexceptions -fasynchronous-unwind-tables
-CFLAGS-pwrite64.c += -fexceptions -fasynchronous-unwind-tables
+CFLAGS-pwrite64.c += -fexceptions -fasynchronous-unwind-tables $(config-cflags-wno-ignored-attributes)
 CFLAGS-sleep.c += -fexceptions
 CFLAGS-wait.c += -fexceptions -fasynchronous-unwind-tables
 CFLAGS-waitid.c += -fexceptions -fasynchronous-unwind-tables
@@ -279,7 +279,7 @@ CFLAGS-execl.os = -fomit-frame-pointer
 CFLAGS-execvp.os = -fomit-frame-pointer
 CFLAGS-execlp.os = -fomit-frame-pointer
 CFLAGS-nanosleep.c += -fexceptions -fasynchronous-unwind-tables
-CFLAGS-fork.c = $(libio-mtsafe)
+CFLAGS-fork.c = $(libio-mtsafe) $(config-cflags-wno-ignored-attributes)
 
 tstgetopt-ARGS = -a -b -cfoobar --required foobar --optional=bazbug \
 		--none random --col --color --colour