diff --git a/common_audio/signal_processing/resample_by_2.c b/common_audio/signal_processing/resample_by_2.c
index 12f574712a..92c613fdb0 100644
--- a/common_audio/signal_processing/resample_by_2.c
+++ b/common_audio/signal_processing/resample_by_2.c
@@ -83,7 +83,7 @@ void WebRtcSpl_DownsampleBy2(const int16_t* in, size_t len,
 
   for (i = (len >> 1); i > 0; i--) {
     // lower allpass filter
-    in32 = (int32_t)(*in++) << 10;
+    in32 = (int32_t)(*in++) * (1 << 10);
     diff = in32 - state1;
     tmp1 = MUL_ACCUM_1(kResampleAllpass2[0], diff, state0);
     state0 = in32;
@@ -95,7 +95,7 @@ void WebRtcSpl_DownsampleBy2(const int16_t* in, size_t len,
     state2 = tmp2;
 
     // upper allpass filter
-    in32 = (int32_t)(*in++) << 10;
+    in32 = (int32_t)(*in++) * (1 << 10);
     diff = in32 - state5;
     tmp1 = MUL_ACCUM_1(kResampleAllpass1[0], diff, state4);
     state4 = in32;
diff --git a/common_audio/vad/vad_filterbank.c b/common_audio/vad/vad_filterbank.c
index 1b65829e32..5495b50174 100644
--- a/common_audio/vad/vad_filterbank.c
+++ b/common_audio/vad/vad_filterbank.c
@@ -97,8 +97,8 @@ static void AllPassFilter(const int16_t* data_in, size_t data_length,
     tmp32 = state32 + filter_coefficient * *data_in;
     tmp16 = (int16_t) (tmp32 >> 16);  // Q(-1)
     *data_out++ = tmp16;
-    state32 = (*data_in << 14) - filter_coefficient * tmp16;  // Q14
-    state32 <<= 1;  // Q15.
+    state32 = (*data_in * (1 << 14)) - filter_coefficient * tmp16;  // Q14
+    state32 *= 2;  // Q15.
     data_in += 2;
   }
 
diff --git a/modules/audio_processing/agc/legacy/digital_agc.c b/modules/audio_processing/agc/legacy/digital_agc.c
index fe4e5cee6c..59dd20d35e 100644
--- a/modules/audio_processing/agc/legacy/digital_agc.c
+++ b/modules/audio_processing/agc/legacy/digital_agc.c
@@ -631,7 +631,7 @@ int16_t WebRtcAgc_ProcessVad(AgcVad* state,      // (i) VAD state
   }
 
   // energy level (range {-32..30}) (Q10)
-  dB = (15 - zeros) << 11;
+  dB = (15 - zeros) * (1 << 11);
 
   // Update statistics