diff options
Diffstat (limited to 'gcc/testsuite/gcc.c-torture/execute/20080719-1.c')
-rw-r--r-- | gcc/testsuite/gcc.c-torture/execute/20080719-1.c | 65 |
1 files changed, 65 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.c-torture/execute/20080719-1.c b/gcc/testsuite/gcc.c-torture/execute/20080719-1.c new file mode 100644 index 000000000..694abcbf9 --- /dev/null +++ b/gcc/testsuite/gcc.c-torture/execute/20080719-1.c @@ -0,0 +1,65 @@ +typedef unsigned int u32; + +static const u32 deadfish = 0xdeadf155; + +static const u32 cfb_tab8_be[] = { + 0x00000000,0x000000ff,0x0000ff00,0x0000ffff, + 0x00ff0000,0x00ff00ff,0x00ffff00,0x00ffffff, + 0xff000000,0xff0000ff,0xff00ff00,0xff00ffff, + 0xffff0000,0xffff00ff,0xffffff00,0xffffffff +}; + +static const u32 cfb_tab8_le[] = { + 0x00000000,0xff000000,0x00ff0000,0xffff0000, + 0x0000ff00,0xff00ff00,0x00ffff00,0xffffff00, + 0x000000ff,0xff0000ff,0x00ff00ff,0xffff00ff, + 0x0000ffff,0xff00ffff,0x00ffffff,0xffffffff +}; + +static const u32 cfb_tab16_be[] = { + 0x00000000, 0x0000ffff, 0xffff0000, 0xffffffff +}; + +static const u32 cfb_tab16_le[] = { + 0x00000000, 0xffff0000, 0x0000ffff, 0xffffffff +}; + +static const u32 cfb_tab32[] = { + 0x00000000, 0xffffffff +}; + + + + + + +const u32 *xxx(int bpp) +{ + const u32 *tab; + +if (0) return &deadfish; + + switch (bpp) { + case 8: + tab = cfb_tab8_be; + break; + case 16: + tab = cfb_tab16_be; + break; + case 32: + default: + tab = cfb_tab32; + break; + } + + return tab; +} + +int main(void) +{ + const u32 *a = xxx(8); + int b = a[0]; + if (b != cfb_tab8_be[0]) + __builtin_abort (); + return 0; +} |