ref: 401f8a32f2bbbb094bbaedca2738040eeed4c61d
dir: /cc1/tests/test036.c/
/* See LICENSE file for copyright and license details. */ /* name: TEST036 description: Duff's device error: test036.c:59: warning: type defaults to 'int' in declaration output: G5 I F "send { R1 P "to R2 P "from R3 I "count \ R7 I "n R7 R3 #I7 +I #I8 /I :I s R3 #I8 %I v L9 #I0 L9 e L10 R1 @I R2 #P2 :iP @I :I v L12 #I7 L12 R1 @I R2 #P2 :iP @I :I v L13 #I6 L13 R1 @I R2 #P2 :iP @I :I v L14 #I5 L14 R1 @I R2 #P2 :iP @I :I v L15 #I4 L15 R1 @I R2 #P2 :iP @I :I v L16 #I3 L16 R1 @I R2 #P2 :iP @I :I v L17 #I2 L17 R1 @I R2 #P2 :iP @I :I v L18 #I1 L18 R1 @I R2 #P2 :iP @I :I y L10 R7 #I1 :-I #I0 >I b L11 t L8 L8 } */ /* Disgusting, no? But it compiles and runs just fine. I feel a combination of pride and revulsion at this discovery. If no one's thought of it before, I think I'll name it after myself. It amazes me that after 10 years of writing C there are still little corners that I haven't explored fully. - Tom Duff */ send(to, from, count) register short *to, *from; register count; { register n=(count+7)/8; switch(count%8){ case 0: do{*to = *from++; case 7: *to = *from++; case 6: *to = *from++; case 5: *to = *from++; case 4: *to = *from++; case 3: *to = *from++; case 2: *to = *from++; case 1: *to = *from++; }while(--n>0); } }