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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
/
ssa-pre-11.c
1
/* { dg-do compile } */
2
/* { dg-options "-O2 -fdump-tree-pre-stats" } */
3
double
cos
(
double
);
4
double
f
(
double
a
)
5
{
6
double
b
;
7
double
c
,
d
;
8
if
(
a
<
2.0
)
9
{
10
c
=
cos
(
a
);
11
}
12
else
13
{
14
c
=
1.0
;
15
}
16
d
=
cos
(
a
);
17
return
d
+
c
;
18
}
19
20
/* { dg-final { scan-tree-dump-times "Eliminated: 1" 1 "pre"} } */
21
/* { dg-final { cleanup-tree-dump "pre" } } */