From 127e862029298c2ee0e5243c3abe4df26d863372 Mon Sep 17 00:00:00 2001
From: Alex Gaynor <alex.gaynor@gmail.com>
Date: Sat, 18 Feb 2017 11:28:07 -0500
Subject: use official API for unreachable C code (#3404)

---
 src/_cffi_src/openssl/src/osrandom_engine.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

(limited to 'src/_cffi_src/openssl')

diff --git a/src/_cffi_src/openssl/src/osrandom_engine.c b/src/_cffi_src/openssl/src/osrandom_engine.c
index 52f55af8..f1cfcb67 100644
--- a/src/_cffi_src/openssl/src/osrandom_engine.c
+++ b/src/_cffi_src/openssl/src/osrandom_engine.c
@@ -335,7 +335,7 @@ static int osrandom_rand_bytes(unsigned char *buffer, int size) {
         }
         return 1;
     }
-    return 0; /* unreachable */
+    __builtin_unreachable();
 }
 
 static int osrandom_finish(ENGINE *e) {
@@ -354,7 +354,7 @@ static int osrandom_rand_status(void) {
     case CRYPTOGRAPHY_OSRANDOM_GETRANDOM_WORKS:
         return 1;
     }
-    return 0; /* unreachable */
+    __builtin_unreachable();
 }
 
 static const char *osurandom_get_implementation(void) {
@@ -368,7 +368,7 @@ static const char *osurandom_get_implementation(void) {
     case CRYPTOGRAPHY_OSRANDOM_GETRANDOM_WORKS:
         return "getrandom";
     }
-    return "<invalid>"; /* unreachable */
+    __builtin_unreachable();
 }
 #endif /* CRYPTOGRAPHY_OSRANDOM_ENGINE_GETRANDOM */
 
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