diff --git a/simd/jidctfst-altivec.c b/simd/jidctfst-altivec.c
index fd7a2a34..9779a6ac 100644
--- a/simd/jidctfst-altivec.c
+++ b/simd/jidctfst-altivec.c
@@ -119,11 +119,12 @@ jsimd_idct_ifast_altivec (void * dct_table_, JCOEFPTR coef_block,
 
   __vector short row0, row1, row2, row3, row4, row5, row6, row7,
     col0, col1, col2, col3, col4, col5, col6, col7,
+    final0, final1, final2, final3, final4, final5, final6, final7,
     quant0, quant1, quant2, quant3, quant4, quant5, quant6, quant7,
     tmp0, tmp1, tmp2, tmp3, tmp4, tmp5, tmp6, tmp7, tmp10, tmp11, tmp12, tmp13,
     z5, z10, z10s, z11, z12s, z13,
     out0, out1, out2, out3, out4, out5, out6, out7;
-  __vector signed char outb;
+  __vector signed char final;
 
   /* Constants */
   __vector short pw_zero = { __8X(0) },
@@ -205,53 +206,53 @@ jsimd_idct_ifast_altivec (void * dct_table_, JCOEFPTR coef_block,
   out6 = vec_sra(out6, pass1_bits3);
   out7 = vec_sra(out7, pass1_bits3);
 
-  TRANSPOSE(out, col);
+  TRANSPOSE(out, final);
 
-  outb = vec_packs(col0, col0);
-  outb = vec_add(outb, pb_centerjsamp);
+  final = vec_packs(final0, final0);
+  final = vec_add(final, pb_centerjsamp);
   outptr = (int *)(output_buf[0] + output_col);
-  vec_ste((__vector int)outb, 0, outptr);
-  vec_ste((__vector int)outb, 4, outptr);
+  vec_ste((__vector int)final, 0, outptr);
+  vec_ste((__vector int)final, 4, outptr);
 
-  outb = vec_packs(col1, col1);
-  outb = vec_add(outb, pb_centerjsamp);
+  final = vec_packs(final1, final1);
+  final = vec_add(final, pb_centerjsamp);
   outptr = (int *)(output_buf[1] + output_col);
-  vec_ste((__vector int)outb, 0, outptr);
-  vec_ste((__vector int)outb, 4, outptr);
+  vec_ste((__vector int)final, 0, outptr);
+  vec_ste((__vector int)final, 4, outptr);
 
-  outb = vec_packs(col2, col2);
-  outb = vec_add(outb, pb_centerjsamp);
+  final = vec_packs(final2, final2);
+  final = vec_add(final, pb_centerjsamp);
   outptr = (int *)(output_buf[2] + output_col);
-  vec_ste((__vector int)outb, 0, outptr);
-  vec_ste((__vector int)outb, 4, outptr);
+  vec_ste((__vector int)final, 0, outptr);
+  vec_ste((__vector int)final, 4, outptr);
 
-  outb = vec_packs(col3, col3);
-  outb = vec_add(outb, pb_centerjsamp);
+  final = vec_packs(final3, final3);
+  final = vec_add(final, pb_centerjsamp);
   outptr = (int *)(output_buf[3] + output_col);
-  vec_ste((__vector int)outb, 0, outptr);
-  vec_ste((__vector int)outb, 4, outptr);
+  vec_ste((__vector int)final, 0, outptr);
+  vec_ste((__vector int)final, 4, outptr);
 
-  outb = vec_packs(col4, col4);
-  outb = vec_add(outb, pb_centerjsamp);
+  final = vec_packs(final4, final4);
+  final = vec_add(final, pb_centerjsamp);
   outptr = (int *)(output_buf[4] + output_col);
-  vec_ste((__vector int)outb, 0, outptr);
-  vec_ste((__vector int)outb, 4, outptr);
+  vec_ste((__vector int)final, 0, outptr);
+  vec_ste((__vector int)final, 4, outptr);
 
-  outb = vec_packs(col5, col5);
-  outb = vec_add(outb, pb_centerjsamp);
+  final = vec_packs(final5, final5);
+  final = vec_add(final, pb_centerjsamp);
   outptr = (int *)(output_buf[5] + output_col);
-  vec_ste((__vector int)outb, 0, outptr);
-  vec_ste((__vector int)outb, 4, outptr);
+  vec_ste((__vector int)final, 0, outptr);
+  vec_ste((__vector int)final, 4, outptr);
 
-  outb = vec_packs(col6, col6);
-  outb = vec_add(outb, pb_centerjsamp);
+  final = vec_packs(final6, final6);
+  final = vec_add(final, pb_centerjsamp);
   outptr = (int *)(output_buf[6] + output_col);
-  vec_ste((__vector int)outb, 0, outptr);
-  vec_ste((__vector int)outb, 4, outptr);
+  vec_ste((__vector int)final, 0, outptr);
+  vec_ste((__vector int)final, 4, outptr);
 
-  outb = vec_packs(col7, col7);
-  outb = vec_add(outb, pb_centerjsamp);
+  final = vec_packs(final7, final7);
+  final = vec_add(final, pb_centerjsamp);
   outptr = (int *)(output_buf[7] + output_col);
-  vec_ste((__vector int)outb, 0, outptr);
-  vec_ste((__vector int)outb, 4, outptr);
+  vec_ste((__vector int)final, 0, outptr);
+  vec_ste((__vector int)final, 4, outptr);
 }
diff --git a/simd/jidctint-altivec.c b/simd/jidctint-altivec.c
index 7f0f8d0d..a7b6f00e 100644
--- a/simd/jidctint-altivec.c
+++ b/simd/jidctint-altivec.c
@@ -214,6 +214,7 @@ jsimd_idct_islow_altivec (void * dct_table_, JCOEFPTR coef_block,
 
   __vector short row0, row1, row2, row3, row4, row5, row6, row7,
     col0, col1, col2, col3, col4, col5, col6, col7,
+    final0, final1, final2, final3, final4, final5, final6, final7,
     quant0, quant1, quant2, quant3, quant4, quant5, quant6, quant7,
     tmp0, tmp1, tmp2, tmp3, z3, z4,
     z34l, z34h, col71l, col71h, col26l, col26h, col53l, col53h,
@@ -224,7 +225,7 @@ jsimd_idct_islow_altivec (void * dct_table_, JCOEFPTR coef_block,
     z3l, z3h, z4l, z4h,
     out0l, out0h, out1l, out1h, out2l, out2h, out3l, out3h, out4l, out4h,
     out5l, out5h, out6l, out6h, out7l, out7h;
-  __vector signed char outb;
+  __vector signed char final;
 
   /* Constants */
   __vector short pw_zero = { __8X(0) },
@@ -307,53 +308,53 @@ jsimd_idct_islow_altivec (void * dct_table_, JCOEFPTR coef_block,
 
   DO_IDCT(row, 2);
 
-  TRANSPOSE(out, col);
+  TRANSPOSE(out, final);
 
-  outb = vec_packs(col0, col0);
-  outb = vec_add(outb, pb_centerjsamp);
+  final = vec_packs(final0, final0);
+  final = vec_add(final, pb_centerjsamp);
   outptr = (int *)(output_buf[0] + output_col);
-  vec_ste((__vector int)outb, 0, outptr);
-  vec_ste((__vector int)outb, 4, outptr);
+  vec_ste((__vector int)final, 0, outptr);
+  vec_ste((__vector int)final, 4, outptr);
 
-  outb = vec_packs(col1, col1);
-  outb = vec_add(outb, pb_centerjsamp);
+  final = vec_packs(final1, final1);
+  final = vec_add(final, pb_centerjsamp);
   outptr = (int *)(output_buf[1] + output_col);
-  vec_ste((__vector int)outb, 0, outptr);
-  vec_ste((__vector int)outb, 4, outptr);
+  vec_ste((__vector int)final, 0, outptr);
+  vec_ste((__vector int)final, 4, outptr);
 
-  outb = vec_packs(col2, col2);
-  outb = vec_add(outb, pb_centerjsamp);
+  final = vec_packs(final2, final2);
+  final = vec_add(final, pb_centerjsamp);
   outptr = (int *)(output_buf[2] + output_col);
-  vec_ste((__vector int)outb, 0, outptr);
-  vec_ste((__vector int)outb, 4, outptr);
+  vec_ste((__vector int)final, 0, outptr);
+  vec_ste((__vector int)final, 4, outptr);
 
-  outb = vec_packs(col3, col3);
-  outb = vec_add(outb, pb_centerjsamp);
+  final = vec_packs(final3, final3);
+  final = vec_add(final, pb_centerjsamp);
   outptr = (int *)(output_buf[3] + output_col);
-  vec_ste((__vector int)outb, 0, outptr);
-  vec_ste((__vector int)outb, 4, outptr);
+  vec_ste((__vector int)final, 0, outptr);
+  vec_ste((__vector int)final, 4, outptr);
 
-  outb = vec_packs(col4, col4);
-  outb = vec_add(outb, pb_centerjsamp);
+  final = vec_packs(final4, final4);
+  final = vec_add(final, pb_centerjsamp);
   outptr = (int *)(output_buf[4] + output_col);
-  vec_ste((__vector int)outb, 0, outptr);
-  vec_ste((__vector int)outb, 4, outptr);
+  vec_ste((__vector int)final, 0, outptr);
+  vec_ste((__vector int)final, 4, outptr);
 
-  outb = vec_packs(col5, col5);
-  outb = vec_add(outb, pb_centerjsamp);
+  final = vec_packs(final5, final5);
+  final = vec_add(final, pb_centerjsamp);
   outptr = (int *)(output_buf[5] + output_col);
-  vec_ste((__vector int)outb, 0, outptr);
-  vec_ste((__vector int)outb, 4, outptr);
+  vec_ste((__vector int)final, 0, outptr);
+  vec_ste((__vector int)final, 4, outptr);
 
-  outb = vec_packs(col6, col6);
-  outb = vec_add(outb, pb_centerjsamp);
+  final = vec_packs(final6, final6);
+  final = vec_add(final, pb_centerjsamp);
   outptr = (int *)(output_buf[6] + output_col);
-  vec_ste((__vector int)outb, 0, outptr);
-  vec_ste((__vector int)outb, 4, outptr);
+  vec_ste((__vector int)final, 0, outptr);
+  vec_ste((__vector int)final, 4, outptr);
 
-  outb = vec_packs(col7, col7);
-  outb = vec_add(outb, pb_centerjsamp);
+  final = vec_packs(final7, final7);
+  final = vec_add(final, pb_centerjsamp);
   outptr = (int *)(output_buf[7] + output_col);
-  vec_ste((__vector int)outb, 0, outptr);
-  vec_ste((__vector int)outb, 4, outptr);
+  vec_ste((__vector int)final, 0, outptr);
+  vec_ste((__vector int)final, 4, outptr);
 }