riscv: Suppress clang confstr -Wignored-attributes feupdateenv

clang warns that the alias will be always resolve to
__GI___feupdateenv even if weak definition of __GI_feupdateenv
is overridden, which is really the intention.

1 files changed, 6 insertions, 0 deletions

diff --git a/sysdeps/riscv/rvf/feupdateenv.c b/sysdeps/riscv/rvf/feupdateenv.c
index 4d1cec5ee8..617df86b7a 100644
--- a/sysdeps/riscv/rvf/feupdateenv.c
+++ b/sysdeps/riscv/rvf/feupdateenv.c
@@ -27,4 +27,10 @@ __feupdateenv (const fenv_t *envp)
 }
 libm_hidden_def (__feupdateenv)
 weak_alias (__feupdateenv, feupdateenv)
+/* clang warns that the alias will be always resolve to __GI___feupdateenv
+   even if weak definition of __GI_feupdateenv is overridden, which is really
+   the intention.  */
+DIAG_PUSH_NEEDS_COMMENT_CLANG;
+DIAG_IGNORE_NEEDS_COMMENT_CLANG (16, "-Wignored-attributes");
 libm_hidden_weak (feupdateenv)
+DIAG_POP_NEEDS_COMMENT_CLANG;