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According to my auto-simplifier the most common missed simplifications in
[llvm/stm8.git]
/
test
/
FrontendC++
/
2005-02-11-AnonymousUnion.cpp
blob
87ababc5f183a1aa2d81d1cd5641d00c110a2c59
1
// RUN: %llvmgxx %s -S -o -
2
3
// Test anonymous union with members of the same size.
4
int
test1
(
float
F
) {
5
union
{
6
float
G
;
7
int
i
;
8
};
9
G
=
F
;
10
return
i
;
11
}
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// test anonymous union with members of differing size.
14
int
test2
(
short
F
) {
15
volatile
union
{
16
short
G
;
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int
i
;
18
};
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G
=
F
;
20
return
i
;
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}
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// Make sure that normal unions work. duh :)
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volatile
union
U_t
{
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short
S
;
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int
i
;
27
}
U
;
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int
test3
(
short
s
) {
30
U
.
S
=
s
;
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return
U
.
i
;
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}