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| author | Ian Lance Taylor <iant@golang.org> | 2021-09-13 10:37:49 -0700 |
|---|---|---|
| committer | Ian Lance Taylor <iant@golang.org> | 2021-09-13 10:37:49 -0700 |
| commit | e252b51ccde010cbd2a146485d8045103cd99533 (patch) | |
| tree | e060f101cdc32bf5e520de8e5275db9d4236b74c /libgo/go/runtime/mpagealloc.go | |
| parent | f10c7c4596dda99d2ee872c995ae4aeda65adbdf (diff) | |
| parent | 104c05c5284b7822d770ee51a7d91946c7e56d50 (diff) | |
| download | gcc-e252b51ccde010cbd2a146485d8045103cd99533.zip gcc-e252b51ccde010cbd2a146485d8045103cd99533.tar.gz gcc-e252b51ccde010cbd2a146485d8045103cd99533.tar.bz2 | |
Merge from trunk revision 104c05c5284b7822d770ee51a7d91946c7e56d50.
Diffstat (limited to 'libgo/go/runtime/mpagealloc.go')
| -rw-r--r-- | libgo/go/runtime/mpagealloc.go | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/libgo/go/runtime/mpagealloc.go b/libgo/go/runtime/mpagealloc.go index dac1f39..071f1fc27 100644 --- a/libgo/go/runtime/mpagealloc.go +++ b/libgo/go/runtime/mpagealloc.go @@ -395,6 +395,9 @@ func (p *pageAlloc) grow(base, size uintptr) { // Store it atomically to avoid races with readers which // don't acquire the heap lock. r := sysAlloc(unsafe.Sizeof(*p.chunks[0]), p.sysStat) + if r == nil { + throw("pageAlloc: out of memory") + } atomic.StorepNoWB(unsafe.Pointer(&p.chunks[c.l1()]), r) } p.chunkOf(c).scavenged.setRange(0, pallocChunkPages) |