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re PR tree-optimization/33291 (a+=2; a+=2 not simplified to a+=4; with -O3 ...
[gcc.git]
/
gcc
/
testsuite
/
gcc.dg
/
tree-ssa
/
alias-14.c
1
/* { dg-do run } */
2
/* { dg-options "-O2" } */
3
4
struct
s
5
{
6
long long
a
:
12
;
7
long long
b
:
12
;
8
long long
c
:
40
;
9
};
10
11
struct
s s
, *
p
= &
s
;
12
13
int
14
main
()
15
{
16
p
->
a
=
1
;
17
s
.
a
=
0
;
18
s
.
b
=
0
;
19
return
p
->
a
+
s
.
b
;
20
}