Daniel Martí 495f55d27d cmd/compile: make duplicate expr cases readable ... Instead of just printing the value, print the original node to make the error more human-friendly. Also print the value if its string form is different than the original node, to make sure it's obvious what value was duplicated. This means that "case '@', '@':", which used to print: duplicate case 64 in switch Will now print: duplicate case '@' (value 64) in switch Factor this logic out into its own function to reuse it in range cases and any other place where we might want to print a node and its value in the future. Also needed to split the errorcheck files because expression switch case duplicates are now detected earlier, so they stop the compiler before it gets to generating the AST and detecting the type switch case duplicates. Fixes #20112. Change-Id: I9009b50dec0d0e705e5de9c9ccb08f1dce8a5a99 Reviewed-on: https://go-review.googlesource.com/41852 Run-TryBot: Daniel Martí <mvdan@mvdan.cc> TryBot-Result: Gobot Gobot <gobot@golang.org> Reviewed-by: Matthew Dempsky <mdempsky@google.com>		2017-05-19 18:11:51 +00:00
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alias3.dir	[dev.typealias] cmd/compile: export/import test cases for type aliases	2017-01-20 05:55:53 +00:00
bench	test/bench/go1: fix typo in parserdata_test.go comment	2017-03-22 03:23:16 +00:00
chan	test: gofmt chan/*.go	2017-05-18 22:35:07 +00:00
ddd2.dir
dwarf
fixedbugs	test: restore fixedbugs/bug398.go to original version	2017-05-18 21:45:03 +00:00
import2.dir
import4.dir
interface	cmd/compile: more error position tests for the typechecker	2017-04-24 12:37:49 +00:00
intrinsic.dir	cmd/compile: intrinsics for math/bits.TrailingZerosX	2017-03-16 02:44:16 +00:00
ken
linkname.dir	cmd/compile: include linknames in export data	2017-02-08 20:59:45 +00:00
method4.dir
safe
stress
syntax	cmd/compile/internal/parser: improved a couple of error messages	2017-02-24 18:54:36 +00:00
uintptrescapes.dir
64bit.go
235.go
alg.go
alias1.go
alias2.go	[dev.typealias] cmd/compile: declare methods after resolving receiver type	2017-01-25 08:04:17 +00:00
alias3.go	[dev.typealias] cmd/compile: export/import test cases for type aliases	2017-01-20 05:55:53 +00:00
alias.go
append1.go	cmd/compile: more error position tests for the typechecker	2017-04-24 12:37:49 +00:00
append.go
args.go
armimm.go	cmd/internal/obj: continue to optimize ARM's constant pool	2017-05-11 13:53:54 +00:00
assign1.go
assign.go
atomicload.go
bigalg.go
bigmap.go
blank1.go
blank.go
bom.go
bombad.go
bounds.go
chancap.go
chanlinear.go
char_lit1.go
char_lit.go
checkbce.go	test: add missing copyright header to checkbce.go	2017-05-18 00:05:25 +00:00
clearfat.go
closedchan.go
closure1.go
closure2.go
closure.go
cmp6.go
cmp.go
cmplx.go	cmd/compile: more error position tests for the typechecker	2017-04-24 12:37:49 +00:00
cmplxdivide1.go	runtime: make complex division c99 compatible	2017-03-15 22:45:17 +00:00
cmplxdivide.c	runtime: make complex division c99 compatible	2017-03-15 22:45:17 +00:00
cmplxdivide.go	runtime: make complex division c99 compatible	2017-03-15 22:45:17 +00:00
complit1.go	cmd/compile: more error position tests for the typechecker	2017-04-24 12:37:49 +00:00
complit.go
compos.go
const1.go
const2.go
const3.go
const4.go
const5.go
const6.go
const.go
convert1.go
convert2.go	cmd/compile: ignore struct tags when converting structs	2016-10-04 17:10:47 +00:00
convert3.go
convert.go
convlit1.go
convlit.go
convT2X.go
copy1.go	cmd/compile: more error position tests for the typechecker	2017-04-24 12:37:49 +00:00
copy.go
crlf.go
ddd1.go	cmd/compile: more error position tests for the typechecker	2017-04-24 12:37:49 +00:00
ddd2.go
ddd.go
decl.go
declbad.go
defer.go
deferfin.go
deferprint.go
deferprint.out
devirt.go	cmd/compile: de-virtualize interface calls	2017-03-14 18:49:23 +00:00
divide.go
divmod.go
empty.go
env.go
eof1.go
eof.go
errchk
escape2.go	cmd/compile: ignore some dead code during escape analysis	2017-02-27 21:31:04 +00:00
escape2n.go
escape3.go
escape4.go
escape5.go	cmd/compile: unnamed parameters do not escape	2017-03-24 17:14:00 +00:00
escape_array.go
escape_because.go	cmd/compile: add explicit 'where' to EscStep data for explanations	2016-10-26 18:46:59 +00:00
escape_calls.go
escape_closure.go	cmd/compile/internal/syntax: establish principled position information	2017-02-15 01:33:03 +00:00
escape_field.go
escape_iface.go	cmd/compile: avoid leak of dottype expression on double assignment form	2016-10-10 12:09:16 +00:00
escape_indir.go
escape_level.go
escape_map.go
escape_param.go
escape_slice.go
escape_struct_param1.go
escape_struct_param2.go
escape_struct_return.go
escape.go
fibo.go
finprofiled.go
float_lit2.go
float_lit3.go
float_lit.go
floatcmp.go
for.go
func1.go
func2.go
func3.go
func4.go
func5.go
func6.go
func7.go
func8.go
func.go
funcdup2.go
funcdup.go
gc1.go
gc2.go
gc.go
gcstring.go
goprint.go
goprint.out
goto.go	cmd/compile: report block start for gotos jumping into blocks	2017-04-19 02:27:58 +00:00
heapsampling.go
helloworld.go
helloworld.out
if.go
import1.go
import2.go
import4.go
import5.go	cmd/compile: be slightly more tolerant in case of certain syntax errors	2017-03-24 20:07:15 +00:00
import6.go	cmd/compile/internal/syntax: removed gcCompat code needed to pass orig. tests	2017-02-10 01:22:30 +00:00
import.go
index0.go
index1.go
index2.go
index.go
indirect1.go
indirect.go
init1.go
init.go	Revert "cmd/compile: improve error message if init is directly invoked"	2017-03-06 23:48:37 +00:00
initcomma.go
initialize.go
initializerr.go	cmd/compile: more error position tests for the typechecker	2017-04-24 12:37:49 +00:00
initloop.go
inline_caller.go	runtime: skip logical frames in runtime.Caller	2017-04-18 19:56:30 +00:00
inline_callers.go	runtime: include inlined calls in result of CallersFrames	2017-03-29 17:27:38 +00:00
inline_literal.go	cmd/compile: copy literals when inlining	2017-03-03 21:29:32 +00:00
inline_variadic.go	cmd/compile: generate code that type checks when inlining variadic functions	2016-11-30 19:46:00 +00:00
inline.go
int_lit.go
intcvt.go
intrinsic_atomic.go
intrinsic.go
iota.go
label1.go	cmd/compile/internal/gc: don't panic on continue in switch	2017-04-12 14:27:45 +00:00
label.go
linkmain_run.go
linkmain.go
linkname.go	cmd/compile: include linknames in export data	2017-02-08 20:59:45 +00:00
linkobj.go
linkx_run.go
linkx.go
literal.go
live1.go
live2.go	cmd/compile: mark temps with new AutoTemp flag, and use it.	2016-10-31 19:38:50 +00:00
live_syscall.go	cmd/compile: mark temps with new AutoTemp flag, and use it.	2016-10-31 19:38:50 +00:00
live.go	runtime: add mapdelete_fast*	2017-03-21 06:07:24 +00:00
locklinear.go	test: deflake locklinear again	2017-04-05 18:46:31 +00:00
loopbce.go	cmd/compile: check loop rescheduling with stack bound, not counter	2017-03-08 18:52:12 +00:00
makenew.go	cmd/compile: more error position tests for the typechecker	2017-04-24 12:37:49 +00:00
mallocfin.go
map1.go	cmd/compile: more error position tests for the typechecker	2017-04-24 12:37:49 +00:00
map.go
maplinear.go
method1.go
method2.go	test: avoid matching file names in errcheck	2016-10-18 05:32:37 +00:00
method3.go
method4.go
method5.go
method.go
named1.go
named.go
nil.go
nilcheck.go
nilptr2.go
nilptr3.go	cmd/compile: re-enable nilcheck removal in same block	2017-02-17 19:19:59 +00:00
nilptr4.go
nilptr.go
nosplit.go	cmd/internal/objabi: extract shared functionality from obj	2017-04-19 00:00:09 +00:00
notinheap2.go	cmd/compile: add go:notinheap type pragma	2016-10-15 17:58:14 +00:00
notinheap.go	cmd/compile/internal/gc: inline typedcl0 and typedcl1	2017-02-01 22:52:32 +00:00
nowritebarrier.go	cmd/compile, runtime: add go:yeswritebarrierrec pragma	2016-10-15 17:58:11 +00:00
nul1.go	cmd/compile/internal/gc: enable new parser by default	2016-10-25 22:28:40 +00:00
opt_branchlikely.go	cmd/compile: insert scheduling checks on loop backedges	2017-01-09 21:01:29 +00:00
parentype.go
peano.go
phiopt.go
print.go
print.out
printbig.go
printbig.out
prove.go	cmd/compile/internal/gc: improve comparison with constant strings	2017-04-07 15:40:25 +00:00
range.go	cmd/compile: fix assignment order in string range loop	2017-02-28 08:23:52 +00:00
recover1.go
recover2.go
recover3.go
recover4.go
recover5.go	cmd/compile: more error position tests for the typechecker	2017-04-24 12:37:49 +00:00
recover.go
reflectmethod1.go
reflectmethod2.go
reflectmethod3.go
reflectmethod4.go
rename1.go
rename.go
reorder2.go
reorder.go	cmd/compile: Ensure left-to-right assignment	2017-02-11 21:46:21 +00:00
return.go
rotate0.go
rotate1.go
rotate2.go
rotate3.go
rotate.go
run.go	cmd/compile: check width of embedded interfaces in expandiface	2017-04-28 20:07:38 +00:00
rune.go
runtime.go	cmd/compile/internal/gc: separate builtin and real runtime packages	2017-03-01 01:06:32 +00:00
shift1.go	cmd/compile: more error position tests for the typechecker	2017-04-24 12:37:49 +00:00
shift2.go
sieve.go
sigchld.go
sigchld.out
simassign.go
sinit_run.go
sinit.go
sizeof.go
slice3.go
slice3err.go
slicecap.go
sliceopt.go	cmd/compile: use masks instead of branches for slicing	2016-10-27 20:22:49 +00:00
solitaire.go
stack.go
strength.go
string_lit.go
stringrange.go
struct0.go
switch2.go
switch3.go
switch4.go
switch5.go	cmd/compile: make duplicate expr cases readable	2017-05-19 18:11:51 +00:00
switch6.go	cmd/compile: improve error for wrong type in switch	2017-02-02 17:36:43 +00:00
switch7.go	cmd/compile: make duplicate expr cases readable	2017-05-19 18:11:51 +00:00
switch.go
tinyfin.go
torture.go
turing.go
typecheck.go
typecheckloop.go
typeswitch1.go
typeswitch2.go	cmd/compile/internal/syntax: removed gcCompat code needed to pass orig. tests	2017-02-10 01:22:30 +00:00
typeswitch3.go	cmd/compile: add test for non interface type switch	2017-03-25 22:52:54 +00:00
typeswitch.go
uintptrescapes2.go	cmd/compile: mark temps with new AutoTemp flag, and use it.	2016-10-31 19:38:50 +00:00
uintptrescapes.go
undef.go
utf.go
varerr.go
varinit.go
writebarrier.go	cmd/compile: don't use statictmps for SSA-able composite literals	2017-05-11 18:28:40 +00:00
zerodivide.go	test: lock in test for _ assignment evaluation/zerodivide panic	2016-12-23 17:35:24 +00:00