diff options
Diffstat (limited to 'src/runtime/symtab.go')
| -rw-r--r-- | src/runtime/symtab.go | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/src/runtime/symtab.go b/src/runtime/symtab.go index 56f2a00d76..62ad8d1361 100644 --- a/src/runtime/symtab.go +++ b/src/runtime/symtab.go @@ -108,7 +108,7 @@ func (ci *Frames) Next() (frame Frame, more bool) { } funcInfo := findfunc(pc) if !funcInfo.valid() { - if cgoSymbolizer != nil { + if cgoSymbolizerAvailable() { // Pre-expand cgo frames. We could do this // incrementally, too, but there's no way to // avoid allocation in this case anyway. @@ -295,6 +295,8 @@ func runtime_expandFinalInlineFrame(stk []uintptr) []uintptr { // expandCgoFrames expands frame information for pc, known to be // a non-Go function, using the cgoSymbolizer hook. expandCgoFrames // returns nil if pc could not be expanded. +// +// Preconditions: cgoSymbolizerAvailable returns true. func expandCgoFrames(pc uintptr) []Frame { arg := cgoSymbolizerArg{pc: pc} callCgoSymbolizer(&arg) |