diff --git a/media/libstagefright/codecs/m4v_h263/dec/src/block_idct.cpp b/media/libstagefright/codecs/m4v_h263/dec/src/block_idct.cpp
index 3d10086..bc708e2 100644
--- a/media/libstagefright/codecs/m4v_h263/dec/src/block_idct.cpp
+++ b/media/libstagefright/codecs/m4v_h263/dec/src/block_idct.cpp
@@ -506,6 +506,7 @@
 /*----------------------------------------------------------------------------
 ; Function Code FOR idctrow
 ----------------------------------------------------------------------------*/
+__attribute__((no_sanitize("signed-integer-overflow")))
 void idctrow(
     int16 *blk, uint8 *pred, uint8 *dst, int width
 )
@@ -828,6 +829,7 @@
 /*----------------------------------------------------------------------------
 ; Function Code FOR idctcol
 ----------------------------------------------------------------------------*/
+__attribute__((no_sanitize("signed-integer-overflow")))
 void idctcol(
     int16 *blk
 )
diff --git a/media/libstagefright/codecs/m4v_h263/dec/src/idct_vca.cpp b/media/libstagefright/codecs/m4v_h263/dec/src/idct_vca.cpp
index f35ce4f..0ba4944 100644
--- a/media/libstagefright/codecs/m4v_h263/dec/src/idct_vca.cpp
+++ b/media/libstagefright/codecs/m4v_h263/dec/src/idct_vca.cpp
@@ -94,6 +94,7 @@
     return;
 }
 
+__attribute__((no_sanitize("signed-integer-overflow")))
 void idctrow2(int16 *blk, uint8 *pred, uint8 *dst, int width)
 {
     int32 x0, x1, x2, x4, x5;
@@ -182,6 +183,7 @@
     return ;
 }
 
+__attribute__((no_sanitize("signed-integer-overflow")))
 void idctrow3(int16 *blk, uint8 *pred, uint8 *dst, int width)
 {
     int32 x0, x1, x2, x3, x4, x5, x6, x7, x8;
@@ -291,6 +293,7 @@
 }
 
 
+__attribute__((no_sanitize("signed-integer-overflow")))
 void idctrow4(int16 *blk, uint8 *pred, uint8 *dst, int width)
 {
     int32 x0, x1, x2, x3, x4, x5, x6, x7, x8;
@@ -368,6 +371,7 @@
     return ;
 }
 
+__attribute__((no_sanitize("signed-integer-overflow")))
 void idctcol4(int16 *blk)
 {
     int32 x0, x1, x2, x3, x4, x5, x6, x7, x8;
@@ -445,6 +449,7 @@
     return;
 }
 
+__attribute__((no_sanitize("signed-integer-overflow")))
 void idctrow2_intra(int16 *blk, PIXEL *comp, int width)
 {
     int32 x0, x1, x2, x4, x5, temp;
@@ -502,6 +507,7 @@
     return ;
 }
 
+__attribute__((no_sanitize("signed-integer-overflow")))
 void idctrow3_intra(int16 *blk, PIXEL *comp, int width)
 {
     int32 x0, x1, x2, x3, x4, x5, x6, x7, x8, temp;
@@ -575,6 +581,7 @@
     return ;
 }
 
+__attribute__((no_sanitize("signed-integer-overflow")))
 void idctrow4_intra(int16 *blk, PIXEL *comp, int width)
 {
     int32 x0, x1, x2, x3, x4, x5, x6, x7, x8, temp;