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[PATCH v2 4/5] configure: Disable -Wtautological-type-limit-compare
From: |
Richard Henderson |
Subject: |
[PATCH v2 4/5] configure: Disable -Wtautological-type-limit-compare |
Date: |
Wed, 10 Jun 2020 13:39:41 -0700 |
Clang 10 enables this by default with -Wtype-limit.
All of the instances flagged by this Werror so far have been
cases in which we really do want the compiler to optimize away
the test completely. Disabling the warning will avoid having
to add ifdefs to work around this.
Cc: Eric Blake <eblake@redhat.com>
Fixes: https://bugs.launchpad.net/qemu/+bug/1878628
Acked-by: Thomas Huth <thuth@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
v2: Use the new add_to function.
---
configure | 1 +
1 file changed, 1 insertion(+)
diff --git a/configure b/configure
index 464202e375..8b33447048 100755
--- a/configure
+++ b/configure
@@ -2035,6 +2035,7 @@ add_to nowarn_flags -Wno-missing-include-dirs
add_to nowarn_flags -Wno-shift-negative-value
add_to nowarn_flags -Wno-string-plus-int
add_to nowarn_flags -Wno-typedef-redefinition
+add_to nowarn_flags -Wno-tautological-type-limit-compare
gcc_flags="$warn_flags $nowarn_flags"
--
2.25.1
- [PATCH v2 2/5] migration: fix xbzrle encoding rate calculation, (continued)
[PATCH v2 4/5] configure: Disable -Wtautological-type-limit-compare,
Richard Henderson <=