diff options
Diffstat (limited to 'src/runtime/string.go')
| -rw-r--r-- | src/runtime/string.go | 20 |
1 files changed, 2 insertions, 18 deletions
diff --git a/src/runtime/string.go b/src/runtime/string.go index 5512f33ea8..2263e16410 100644 --- a/src/runtime/string.go +++ b/src/runtime/string.go @@ -4,10 +4,7 @@ package runtime -import ( - "runtime/internal/atomic" - "unsafe" -) +import "unsafe" // The constant is known to the compiler. // There is no fundamental theory behind this number. @@ -253,12 +250,7 @@ func rawstring(size int) (s string, b []byte) { *(*slice)(unsafe.Pointer(&b)) = slice{p, size, size} - for { - ms := maxstring - if uintptr(size) <= ms || atomic.Casuintptr((*uintptr)(unsafe.Pointer(&maxstring)), ms, uintptr(size)) { - return - } - } + return } // rawbyteslice allocates a new byte slice. The byte slice is not zeroed. @@ -371,18 +363,10 @@ func findnullw(s *uint16) int { return l } -var maxstring uintptr = 256 // a hint for print - //go:nosplit func gostringnocopy(str *byte) string { ss := stringStruct{str: unsafe.Pointer(str), len: findnull(str)} s := *(*string)(unsafe.Pointer(&ss)) - for { - ms := maxstring - if uintptr(len(s)) <= ms || atomic.Casuintptr(&maxstring, ms, uintptr(len(s))) { - break - } - } return s } |