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| author | Russ Cox <rsc@golang.org> | 2010-06-23 10:55:50 -0400 |
|---|---|---|
| committer | Russ Cox <rsc@golang.org> | 2010-06-23 10:55:50 -0400 |
| commit | 3b43d32ad60104619f13cf98f8724dedbfc6ce0a (patch) | |
| tree | 07bdfb6239e74233cf56001236761e0f13398a1f | |
| parent | 989fa5b9944feb496a068d0fb0e49c72cc2d6f11 (diff) | |
| download | golang-3b43d32ad60104619f13cf98f8724dedbfc6ce0a.tar.gz | |
gc: fix crash for nested complex division
R=ken2
CC=golang-dev
http://codereview.appspot.com/1720043
| -rw-r--r-- | src/cmd/gc/cplx.c | 2 | ||||
| -rw-r--r-- | test/ken/cplx4.go | 6 |
2 files changed, 7 insertions, 1 deletions
diff --git a/src/cmd/gc/cplx.c b/src/cmd/gc/cplx.c index 95fafe6dd..e25f3cabb 100644 --- a/src/cmd/gc/cplx.c +++ b/src/cmd/gc/cplx.c @@ -184,6 +184,7 @@ complexgen(Node *n, Node *res) case OINDEX: case OIND: case ONAME: // PHEAP or PPARAMREF var + case OCALLFUNC: igen(n, &n1, res); complexmove(&n1, res); regfree(&n1); @@ -245,7 +246,6 @@ complexgen(Node *n, Node *res) case OMUL: complexmul(nl, nr, res); break; - // ODIV call a runtime function } } diff --git a/test/ken/cplx4.go b/test/ken/cplx4.go index c9ba2e9b9..d55d6a6e3 100644 --- a/test/ken/cplx4.go +++ b/test/ken/cplx4.go @@ -35,4 +35,10 @@ func main() { // real, imag, cmplx c3 := cmplx(real(c2)+3, imag(c2)-5) + c2 fmt.Printf("c = %G\n", c3) + + // compiler used to crash on nested divide + c4 := cmplx(real(c3/2), imag(c3/2)) + if c4 != c3/2 { + fmt.Printf("c3 = %G != c4 = %G\n", c3, c4) + } } |