diff options
Diffstat (limited to 'src/lib/libssl/src/bugs/ultrixcc.c')
| -rw-r--r-- | src/lib/libssl/src/bugs/ultrixcc.c | 45 |
1 files changed, 0 insertions, 45 deletions
diff --git a/src/lib/libssl/src/bugs/ultrixcc.c b/src/lib/libssl/src/bugs/ultrixcc.c deleted file mode 100644 index 7ba75b140f..0000000000 --- a/src/lib/libssl/src/bugs/ultrixcc.c +++ /dev/null | |||
| @@ -1,45 +0,0 @@ | |||
| 1 | #include <stdio.h> | ||
| 2 | |||
| 3 | /* This is a cc optimiser bug for ultrix 4.3, mips CPU. | ||
| 4 | * What happens is that the compiler, due to the (a)&7, | ||
| 5 | * does | ||
| 6 | * i=a&7; | ||
| 7 | * i--; | ||
| 8 | * i*=4; | ||
| 9 | * Then uses i as the offset into a jump table. | ||
| 10 | * The problem is that a value of 0 generates an offset of | ||
| 11 | * 0xfffffffc. | ||
| 12 | */ | ||
| 13 | |||
| 14 | main() | ||
| 15 | { | ||
| 16 | f(5); | ||
| 17 | f(0); | ||
| 18 | } | ||
| 19 | |||
| 20 | int f(a) | ||
| 21 | int a; | ||
| 22 | { | ||
| 23 | switch(a&7) | ||
| 24 | { | ||
| 25 | case 7: | ||
| 26 | printf("7\n"); | ||
| 27 | case 6: | ||
| 28 | printf("6\n"); | ||
| 29 | case 5: | ||
| 30 | printf("5\n"); | ||
| 31 | case 4: | ||
| 32 | printf("4\n"); | ||
| 33 | case 3: | ||
| 34 | printf("3\n"); | ||
| 35 | case 2: | ||
| 36 | printf("2\n"); | ||
| 37 | case 1: | ||
| 38 | printf("1\n"); | ||
| 39 | #ifdef FIX_BUG | ||
| 40 | case 0: | ||
| 41 | ; | ||
| 42 | #endif | ||
| 43 | } | ||
| 44 | } | ||
| 45 | |||
