src: fix spelling mistakes

Change-Id: I3e1b47e07d124fb739840ddc7bb56771fbde511e
GitHub-Last-Rev: 2045696238
GitHub-Pull-Request: golang/go#79364
Reviewed-on: https://go-review.googlesource.com/c/go/+/777200
Reviewed-by: Keith Randall <khr@google.com>
Reviewed-by: Rob Pike <r@golang.org>
Reviewed-by: Keith Randall <khr@golang.org>
Auto-Submit: Keith Randall <khr@golang.org>
LUCI-TryBot-Result: golang-scoped@luci-project-accounts.iam.gserviceaccount.com <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>

src/internal/strconv/ftoafixed.go

@@ -113,7 +113,7 @@ func fixedFtoa(d *decimalSlice, mant uint64, exp, digits, prec int, fmt byte) {
 	}
 
 	// The value we want to format is dm * 2^de, where de < 0.
-	// Multply by 2^de by shifting, but leave one extra bit for rounding.
+	// Multiply by 2^de by shifting, but leave one extra bit for rounding.
 	// After the shift, the "integer part" of dm is dm>>1,
 	// the "rounding bit" (the first fractional bit) is dm&1,
 	// and the "truncated bit" (have any bits been discarded?) is dt.

src/internal/trace/trace_test.go

@@ -633,7 +633,7 @@ func testTraceProg(t *testing.T, progName string, extra func(t *testing.T, trace
 		}
 		cmd.Env = append(cmd.Env, "GODEBUG="+godebug)
 		if _, ok := os.LookupEnv("GOTRACEBACK"); !ok {
-			// Unless overriden, set GOTRACEBACK=crash.
+			// Unless overridden, set GOTRACEBACK=crash.
 			cmd.Env = append(cmd.Env, "GOTRACEBACK=crash")
 		}
 

src/simd/archsimd/_gen/simdgen/gen_utility.go

@@ -392,7 +392,7 @@ func (op Operation) GoType() string {
 }
 
 // ImmName returns the name to use for an operation's immediate operand.
-// This can be overriden in the yaml with "name" on an operand,
+// This can be overridden in the yaml with "name" on an operand,
 // otherwise, for now, "constant"
 func (op Operation) ImmName() string {
 	return op.Op0Name("constant")

src/simd/archsimd/_gen/unify/yaml.go

@@ -329,7 +329,7 @@ func (dec *yamlDecoder) value(node *yaml.Node) (vOut *Value, errOut error) {
 				// of the tuple after we've generated it?
 				v, err := dec.value(elts[i])
 				if err != nil {
-					// It worked the first time, so this really shouldn't hapen.
+					// It worked the first time, so this really shouldn't happen.
 					panic("decoding repeat element failed")
 				}
 				return v, dec.env

src/text/template/examplefunc_test.go

@@ -54,7 +54,7 @@ Output 2: {{printf "%q" . | title}}
 }
 
 // This example demonstrates registering two custom template functions
-// and how to overwite one of the functions after the template has been
+// and how to overwrite one of the functions after the template has been
 // parsed. Overwriting can be used, for example, to alter the operation
 // of cloned templates.
 func ExampleTemplate_funcs() {