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cmd/compile/internal/ssa: TestNexting failing on linux-amd64-longtest builders #27878

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andybons opened this issue Sep 26, 2018 · 1 comment

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@andybons
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commented Sep 26, 2018

Example log: https://build.golang.org/log/37071116b3f35bac79fafa7e50bcc03b7d105039

@randall77 @josharian @martisch

--- FAIL: TestNexting (11.65s)
    --- FAIL: TestNexting/gdb-opt-hist (3.04s)
        debug_test.go:241: step/next histories differ, diff=
            --- testdata/hist.gdb-opt.nexts	2018-09-25 18:02:45.000000000 +0000
            +++ /tmp/debug_test066992690/test-hist.gdb-opt.nexts	2018-09-25 18:18:38.614959178 +0000
            @@ -19,7 +19,7 @@
             65:		if len(os.Args) > 1 {
             73:		scanner := bufio.NewScanner(reader)
             74:		for scanner.Scan() { //gdb-opt=(scanner/A)
            -scanner = (struct bufio.Scanner *) <A>
            +scanner = (bufio.Scanner *) <A>
             75:			s := scanner.Text()
             76:			i, err := strconv.ParseInt(s, 10, 64)
             77:			if err != nil { //gdb-dbg=(i) //gdb-opt=(err,hist,i)
            @@ -29,7 +29,7 @@
             81:			hist = ensure(int(i), hist)
             82:			hist[int(i)]++
             74:		for scanner.Scan() { //gdb-opt=(scanner/A)
            -scanner = (struct bufio.Scanner *) <A>
            +scanner = (bufio.Scanner *) <A>
             75:			s := scanner.Text()
             76:			i, err := strconv.ParseInt(s, 10, 64)
             77:			if err != nil { //gdb-dbg=(i) //gdb-opt=(err,hist,i)
            @@ -39,7 +39,7 @@
             81:			hist = ensure(int(i), hist)
             82:			hist[int(i)]++
             74:		for scanner.Scan() { //gdb-opt=(scanner/A)
            -scanner = (struct bufio.Scanner *) <A>
            +scanner = (bufio.Scanner *) <A>
             75:			s := scanner.Text()
             76:			i, err := strconv.ParseInt(s, 10, 64)
             77:			if err != nil { //gdb-dbg=(i) //gdb-opt=(err,hist,i)
            @@ -49,7 +49,7 @@
             81:			hist = ensure(int(i), hist)
             82:			hist[int(i)]++
             74:		for scanner.Scan() { //gdb-opt=(scanner/A)
            -scanner = (struct bufio.Scanner *) <A>
            +scanner = (bufio.Scanner *) <A>
             75:			s := scanner.Text()
             76:			i, err := strconv.ParseInt(s, 10, 64)
             77:			if err != nil { //gdb-dbg=(i) //gdb-opt=(err,hist,i)
            @@ -59,7 +59,7 @@
             81:			hist = ensure(int(i), hist)
             82:			hist[int(i)]++
             74:		for scanner.Scan() { //gdb-opt=(scanner/A)
            -scanner = (struct bufio.Scanner *) <A>
            +scanner = (bufio.Scanner *) <A>
             75:			s := scanner.Text()
             76:			i, err := strconv.ParseInt(s, 10, 64)
             77:			if err != nil { //gdb-dbg=(i) //gdb-opt=(err,hist,i)
            @@ -69,7 +69,7 @@
             81:			hist = ensure(int(i), hist)
             82:			hist[int(i)]++
             74:		for scanner.Scan() { //gdb-opt=(scanner/A)
            -scanner = (struct bufio.Scanner *) <A>
            +scanner = (bufio.Scanner *) <A>
             75:			s := scanner.Text()
             76:			i, err := strconv.ParseInt(s, 10, 64)
             77:			if err != nil { //gdb-dbg=(i) //gdb-opt=(err,hist,i)
            @@ -79,7 +79,7 @@
             81:			hist = ensure(int(i), hist)
             82:			hist[int(i)]++
             74:		for scanner.Scan() { //gdb-opt=(scanner/A)
            -scanner = (struct bufio.Scanner *) <A>
            +scanner = (bufio.Scanner *) <A>
             75:			s := scanner.Text()
             76:			i, err := strconv.ParseInt(s, 10, 64)
             77:			if err != nil { //gdb-dbg=(i) //gdb-opt=(err,hist,i)
            @@ -89,7 +89,7 @@
             81:			hist = ensure(int(i), hist)
             82:			hist[int(i)]++
             74:		for scanner.Scan() { //gdb-opt=(scanner/A)
            -scanner = (struct bufio.Scanner *) <A>
            +scanner = (bufio.Scanner *) <A>
             75:			s := scanner.Text()
             76:			i, err := strconv.ParseInt(s, 10, 64)
             77:			if err != nil { //gdb-dbg=(i) //gdb-opt=(err,hist,i)
            @@ -99,7 +99,7 @@
             81:			hist = ensure(int(i), hist)
             82:			hist[int(i)]++
             74:		for scanner.Scan() { //gdb-opt=(scanner/A)
            -scanner = (struct bufio.Scanner *) <A>
            +scanner = (bufio.Scanner *) <A>
             75:			s := scanner.Text()
             76:			i, err := strconv.ParseInt(s, 10, 64)
             77:			if err != nil { //gdb-dbg=(i) //gdb-opt=(err,hist,i)
            @@ -109,7 +109,7 @@
             81:			hist = ensure(int(i), hist)
             82:			hist[int(i)]++
             74:		for scanner.Scan() { //gdb-opt=(scanner/A)
            -scanner = (struct bufio.Scanner *) <A>
            +scanner = (bufio.Scanner *) <A>
             86:		for i, a := range hist {
             87:			if a == 0 { //gdb-opt=(a,n,t)
             a = 0
FAIL
FAIL	cmd/compile/internal/ssa	88.157s
@andybons andybons added this to the Go1.12 milestone Sep 26, 2018
@randall77

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commented Sep 26, 2018

Dup of #27863

@randall77 randall77 closed this Sep 26, 2018
@golang golang locked and limited conversation to collaborators Sep 26, 2019
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