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author | Martin Jambor <mjambor@suse.cz> | 2017-07-31 14:43:24 +0200 |
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committer | Martin Jambor <mjambor@suse.cz> | 2017-07-31 14:43:24 +0200 |
commit | b32f12dece884f1fa0f04c643a77105aff6ce8bc (patch) | |
tree | cdab5f10806561fc198f907299b0e55eb5701ef0 /libgo/misc/cgo/test/issue9026/issue9026.go | |
parent | 166bec868d991fdf71f9a66f994e5977fcab4aa2 (diff) | |
parent | a168a775e93ec31ae743ad282d8e60fa1c116891 (diff) | |
download | gcc-gcn.tar.gz |
Merge branch 'master' into gcngcn
Diffstat (limited to 'libgo/misc/cgo/test/issue9026/issue9026.go')
-rw-r--r-- | libgo/misc/cgo/test/issue9026/issue9026.go | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/libgo/misc/cgo/test/issue9026/issue9026.go b/libgo/misc/cgo/test/issue9026/issue9026.go new file mode 100644 index 00000000000..0af86e64da4 --- /dev/null +++ b/libgo/misc/cgo/test/issue9026/issue9026.go @@ -0,0 +1,36 @@ +package issue9026 + +// This file appears in its own package since the assertion tests the +// per-package counter used to create fresh identifiers. + +/* +typedef struct {} git_merge_file_input; + +typedef struct {} git_merge_file_options; + +void git_merge_file( + git_merge_file_input *in, + git_merge_file_options *opts) {} +*/ +import "C" +import ( + "fmt" + "testing" +) + +func Test(t *testing.T) { + var in C.git_merge_file_input + var opts *C.git_merge_file_options + C.git_merge_file(&in, opts) + + // Test that the generated type names are deterministic. + // (Previously this would fail about 10% of the time.) + // + // Brittle: the assertion may fail spuriously when the algorithm + // changes, but should remain stable otherwise. + got := fmt.Sprintf("%T %T", in, opts) + want := "issue9026._Ctype_struct___0 *issue9026._Ctype_struct___1" + if got != want { + t.Errorf("Non-deterministic type names: got %s, want %s", got, want) + } +} |