Mercurial > hg > CbC > CbC_gcc
comparison gcc/testsuite/gcc.dg/pr69535.c @ 111:04ced10e8804
gcc 7
author | kono |
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date | Fri, 27 Oct 2017 22:46:09 +0900 |
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68:561a7518be6b | 111:04ced10e8804 |
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1 /* { dg-do run { target int128 } } */ | |
2 /* { dg-options "-O -fno-tree-bit-ccp -fno-tree-reassoc" } */ | |
3 | |
4 typedef unsigned char u8; | |
5 typedef unsigned short u16; | |
6 typedef unsigned int u32; | |
7 typedef unsigned long long u64; | |
8 typedef unsigned __int128 u128; | |
9 | |
10 void __attribute__((noinline, noclone)) | |
11 dirtify_stack(void) | |
12 { | |
13 volatile char a[] = "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" | |
14 "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" | |
15 "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" | |
16 "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"; | |
17 } | |
18 | |
19 u128 __attribute__ ((noinline, noclone)) | |
20 foo(u32 u32_1, u64 u64_1, u128 u128_1, u8 u8_2, u16 u16_2, u32 u32_2, u8 u8_3) | |
21 { | |
22 u128_1 /= ~u128_1 | 1; | |
23 u8_3 = ((u8_3 << 2) >> 1) << 7; | |
24 u32_2 >>= u8_3; | |
25 return u128_1 + u32_2 + u8_3; | |
26 } | |
27 | |
28 int | |
29 main () | |
30 { | |
31 dirtify_stack(); | |
32 u128 x = foo(1, 1, 1, 1, 1, 1, 0); | |
33 if (x != 1) | |
34 __builtin_abort(); | |
35 return 0; | |
36 } |