From e16592c42e877ab93a9a719ca69df22c2a487a98 Mon Sep 17 00:00:00 2001
From: Michael Niedermayer <michaelni@gmx.at>
Date: Sat, 14 Mar 2015 01:15:37 +0100
Subject: swresample/resample: Fix undefined shifts

Found-by: Clang -fsanitize=shift
Reported-by: Thierry Foucu <tfoucu@google.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
---
 libswresample/resample.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'libswresample/resample.c')

diff --git a/libswresample/resample.c b/libswresample/resample.c
index d0f6e20788..d4c7d06794 100644
--- a/libswresample/resample.c
+++ b/libswresample/resample.c
@@ -338,7 +338,7 @@ static int multiple_resample(ResampleContext *c, AudioData *dst, int dst_size, A
 static int64_t get_delay(struct SwrContext *s, int64_t base){
     ResampleContext *c = s->resample;
     int64_t num = s->in_buffer_count - (c->filter_length-1)/2;
-    num <<= c->phase_shift;
+    num *= 1 << c->phase_shift;
     num -= c->index;
     num *= c->src_incr;
     num -= c->frac;
-- 
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