all: fix a few spelling errors in source comments

R=golang-codereviews, dave, iant
CC=golang-codereviews
https://golang.org/cl/45750044

src/cmd/gc/fmt.c

@@ -17,7 +17,7 @@
 //		Flags: "%#O": print go syntax. (automatic unless fmtmode == FDbg)
 //
 //	%J Node*	Node details
-//		Flags: "%hJ" supresses things not relevant until walk.
+//		Flags: "%hJ" suppresses things not relevant until walk.
 //
 //	%V Val*		Constant values
 //

src/cmd/gc/go.h

@@ -503,7 +503,7 @@ enum
 	OKEY,	// The x:3 in t{x:3, y:4}, the 1:2 in a[1:2], the 2:20 in [3]int{2:20}, etc.
 	OPARAM,	// The on-stack copy of a parameter or return value that escapes.
 	OLEN,	// len
-	OMAKE,	// make, typechecking may convert to a more specfic OMAKEXXX.
+	OMAKE,	// make, typechecking may convert to a more specific OMAKEXXX.
 	OMAKECHAN,	// make(chan int)
 	OMAKEMAP,	// make(map[string]int)
 	OMAKESLICE,	// make([]int, 0)
@@ -525,7 +525,7 @@ enum
 	OPRINTN,	// println
 	OPAREN,	// (x)
 	OSEND,	// c <- x
-	OSLICE,	// v[1:2], typechecking may convert to a more specfic OSLICEXXX.
+	OSLICE,	// v[1:2], typechecking may convert to a more specific OSLICEXXX.
 	OSLICEARR,	// a[1:2]
 	OSLICESTR,	// s[1:2]
 	OSLICE3,	// v[1:2:3], typechecking may convert to OSLICE3ARR.

src/cmd/gc/subr.c

@@ -1234,7 +1234,7 @@ assignop(Type *src, Type *dst, char **why)
 		if(implements(src, dst, &missing, &have, &ptr))
 			return OCONVIFACE;
 
-		// we'll have complained about this method anyway, supress spurious messages.
+		// we'll have complained about this method anyway, suppress spurious messages.
 		if(have && have->sym == missing->sym && (have->type->broke || missing->type->broke))
 			return OCONVIFACE;
 

src/cmd/nm/doc.go

@@ -28,7 +28,7 @@
 //
 //	-n
 //		an alias for -sort address (numeric),
-//		for compatiblity with other nm commands
+//		for compatibility with other nm commands
 //	-size
 //		print symbol size in decimal between address and type
 //	-sort {address,name,none}

src/liblink/asm5.c

@@ -1991,7 +1991,7 @@ if(0 /*debug['G']*/) print("%ux: %s: arm %d\n", (uint32)(p->pc), p->from.sym->na
 		// This is supposed to be something that stops execution.
 		// It's not supposed to be reached, ever, but if it is, we'd
 		// like to be able to tell how we got there.  Assemble as
-		// 0xf7fabcfd which is guranteed to raise undefined instruction
+		// 0xf7fabcfd which is guaranteed to raise undefined instruction
 		// exception.
 		o1 = 0xf7fabcfd;
 		break;

src/pkg/database/sql/sql.go

@@ -569,7 +569,7 @@ func (db *DB) maybeOpenNewConnections() {
 	}
 }
 
-// Runs in a seperate goroutine, opens new connections when requested.
+// Runs in a separate goroutine, opens new connections when requested.
 func (db *DB) connectionOpener() {
 	for _ = range db.openerCh {
 		db.openNewConnection()

src/pkg/sort/sort.go

@@ -289,7 +289,7 @@ func StringsAreSorted(a []string) bool { return IsSorted(StringSlice(a)) }
 // only logarithmic additional stack space.  They perform well if compared
 // experimentaly to other stable in-place sorting algorithms.
 //
-// Remarks on other algoritms evaluated:
+// Remarks on other algorithms evaluated:
 //  - GCC's 4.6.3 stable_sort with merge_without_buffer from libstdc++:
 //    Not faster.
 //  - GCC's __rotate for block rotations: Not faster.
@@ -349,7 +349,7 @@ func Stable(data Interface) {
 // The algorithm needs O((M+N)*log(M)) calls to data.Swap.
 //
 // The paper gives O((M+N)*log(M)) as the number of assignments assuming a
-// rotation algorithm wich uses O(M+N+gcd(M+N)) assignments. The argumentation
+// rotation algorithm which uses O(M+N+gcd(M+N)) assignments. The argumentation
 // in the paper carries through for Swap operations, especially as the block
 // swapping rotate uses only O(M+N) Swaps.
 func symMerge(data Interface, a, m, b int) {

test/divmod.go

@@ -6,7 +6,7 @@
 
 // Test division of variables. Generate many test cases,
 // compute correct answer using shift and subtract,
-// and then compare against results from divison and
+// and then compare against results from division and
 // modulus operators.
 //
 // Primarily useful for testing software div/mod.

test/fixedbugs/bug476.go

@@ -5,7 +5,7 @@
 // license that can be found in the LICENSE file.
 
 // Logical operation on named boolean type returns the same type,
-// supporting an implicit convertion to an interface type.  This used
+// supporting an implicit conversion to an interface type.  This used
 // to crash gccgo.
 
 package p

test/run.go

@@ -886,7 +886,7 @@ func checkShouldTest() {
 	// Build tags separated by a space are OR-ed together.
 	assertNot(shouldTest("// +build arm 386", "linux", "amd64"))
 
-	// Build tags seperated by a comma are AND-ed together.
+	// Build tags separated by a comma are AND-ed together.
 	assertNot(shouldTest("// +build !windows,!plan9", "windows", "amd64"))
 	assertNot(shouldTest("// +build !windows,!plan9", "plan9", "386"))