1/* { dg-do assemble } */ 2/* { dg-skip-if "too much code for avr" { "avr-*-*" } { "*" } { "" } } */ 3/* { dg-skip-if "too much code for pdp11" { "pdp11-*-*" } { "*" } { "" } } */ 4/* { dg-xfail-if "jump beyond 128K not supported" { xtensa*-*-* } { "-O0" } { "" } } */ 5/* { dg-xfail-if "PR36698" { spu-*-* } { "-O0" } { "" } } */ 6/* { dg-skip-if "" { m32c-*-* } { "*" } { "" } } */ 7/* { dg-timeout-factor 4.0 } */ 8 9/* This testcase exposed two branch shortening bugs on powerpc. */ 10 11#define C(a,b) \ 12 if (a > b) goto gt; \ 13 if (a < b) goto lt; 14 15#define C4(x,b) C((x)[0], b) C((x)[1],b) C((x)[2],b) C((x)[3],b) 16#define C16(x,y) C4(x, (y)[0]) C4(x, (y)[1]) C4(x, (y)[2]) C4(x, (y)[3]) 17 18#define C64(x,y) C16(x,y) C16(x+4,y) C16(x+8,y) C16(x+12,y) 19#define C256(x,y) C64(x,y) C64(x,y+4) C64(x,y+8) C64(x,y+12) 20 21#define C1024(x,y) C256(x,y) C256(x+16,y) C256(x+32,y) C256(x+48,y) 22#define C4096(x,y) C1024(x,y) C1024(x,y+16) C1024(x,y+32) C1024(x,y+48) 23 24unsigned foo(int x[64], int y[64]) 25{ 26 C4096(x,y); 27 28 return 0x01234567; 29 gt: 30 return 0x12345678; 31 lt: 32 return 0xF0123456; 33} 34 35