From 9af3469b84d6220ef30ffc2b3709806f90edaf41 Mon Sep 17 00:00:00 2001
From: Yusuke Endoh <mame@ruby-lang.org>
Date: Thu, 9 Apr 2020 09:38:57 +0900
Subject: internal/bits.h: Suppress "uninitialized variable"

Coverity Scan says "Using uninitialized value c.fixnum when calling
__builtin_mul_overflow_p."
---
 internal/bits.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'internal/bits.h')

diff --git a/internal/bits.h b/internal/bits.h
index 32ec1cd36c..28c668dd21 100644
--- a/internal/bits.h
+++ b/internal/bits.h
@@ -112,7 +112,7 @@
 /* and GCC permits bitfields for integers other than int */
 # define MUL_OVERFLOW_FIXNUM_P(a, b) \
     __extension__ ({ \
-        struct { long fixnum : sizeof(long) * CHAR_BIT - 1; } c; \
+        struct { long fixnum : sizeof(long) * CHAR_BIT - 1; } c = { 0 }; \
         __builtin_mul_overflow_p((a), (b), c.fixnum); \
     })
 #else
-- 
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