X10

Spurious initial error message when method body doens't parse

Details

  • Number of attachments :
    1

Description

The program has a syntax error. There are missing ';' after a val declaration inside a method body. However, the front-end gets confused by this and also complains about a perfectly correct field declaration "way above" the actual errors in the input file. 

gen-xrx:
     [echo] Building Java sources for XRX
     [echo] x10c -O   -c x10/array/RectRegion.x10
     [exec] /home/dgrove/x10-trunk/x10.runtime/src-x10/x10/array/RectRegion.x10:20: Syntax error: Token(s) inserted to complete scope: "MethodBody"
     [exec]     private val size:int;
     [exec]      ^---------^
     [exec] 
     [exec] /home/dgrove/x10-trunk/x10.runtime/src-x10/x10/array/RectRegion.x10:159: Syntax error: Invalid token: "AssignmentOperator"
     [exec]            case 3: { val tmp = p(3) if (tmp<min3 || tmp>max3) return false;
     [exec]                                      ^^
     [exec] 
     [exec] /home/dgrove/x10-trunk/x10.runtime/src-x10/x10/array/RectRegion.x10:159: Syntax error: Misplaced constructs(s): "ERROR_TOKEN"
     [exec]            case 3: { val tmp = p(3) if (tmp<min3 || tmp>max3) return false;
     [exec]                     ^----------------------------------------^
     [exec] 
     [exec] /home/dgrove/x10-trunk/x10.runtime/src-x10/x10/array/RectRegion.x10:160: Syntax error: Invalid token: "AssignmentOperator"
     [exec]            case 2: { val tmp = p(2) if (tmp<min2 || tmp>max2) return false;
     [exec]                                      ^^
     [exec] 
     [exec] /home/dgrove/x10-trunk/x10.runtime/src-x10/x10/array/RectRegion.x10:160: Syntax error: Misplaced constructs(s): "ERROR_TOKEN"
     [exec]            case 2: { val tmp = p(2) if (tmp<min2 || tmp>max2) return false;
     [exec]                     ^----------------------------------------^
     [exec] 
     [exec] /home/dgrove/x10-trunk/x10.runtime/src-x10/x10/array/RectRegion.x10:161: Syntax error: Invalid token: "AssignmentOperator"
     [exec]            case 1: { val tmp = p(1) if (tmp<min1 || tmp>max1) return false;
     [exec]                                      ^^
     [exec] 
     [exec] /home/dgrove/x10-trunk/x10.runtime/src-x10/x10/array/RectRegion.x10:161: Syntax error: Misplaced constructs(s): "ERROR_TOKEN"
     [exec]            case 1: { val tmp = p(1) if (tmp<min1 || tmp>max1) return false;
     [exec]                     ^----------------------------------------^
     [exec] 
     [exec] /home/dgrove/x10-trunk/x10.runtime/src-x10/x10/array/RectRegion.x10:162: Syntax error: Misplaced constructs(s): "ERROR_TOKEN"
     [exec]            case 0: { val tmp = p(0) if (tmp<min0 || tmp>max0) return false;
     [exec]                     ^--------------^
     [exec] 
     [exec] 8 errors.

Issue Links

is duplicated by

Bug - A problem which impairs or prevents the functions of the product. XTENLANG-2676 Misleading and unhelpful error message when using 'b' as byte literal suffix

  • Minor - Minor loss of function, or other problem where easy workaround is present.
  • Closed - The issue is considered finished, the resolution is correct. Issues which are not closed can be reopened.
is related to

Bug - A problem which impairs or prevents the functions of the product. XTENLANG-1814 Confusion over point deconstructing syntax leads to spurious parse error

  • Major - Major loss of function.
  • Open - The issue is open and ready for the assignee to start work on it.

Improvement - An improvement or enhancement to an existing feature or task. XTENLANG-2647 'instead of this input' parse errors could be better

  • Major - Major loss of function.
  • Open - The issue is open and ready for the assignee to start work on it.

Activity

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Igor Peshansky added a comment -

Bulk-assigning unscheduled issues to the next release.

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Igor Peshansky added a comment - Bulk-assigning unscheduled issues to the next release.
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David Grove added a comment -

bulk defer of unresolved 2.1.0 bugs to 2.1.1.

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David Grove added a comment - bulk defer of unresolved 2.1.0 bugs to 2.1.1.
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David Grove added a comment -

bulk move of all unresolved issues from 2.1.1 to 2.1.2

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David Grove added a comment - bulk move of all unresolved issues from 2.1.1 to 2.1.2
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David Grove added a comment -

defer all non-critical 2.1.2 issues to 2.2.

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David Grove added a comment - defer all non-critical 2.1.2 issues to 2.2.
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David Grove added a comment -

bulk defer of open issues to 2.2.2.

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David Grove added a comment - bulk defer of open issues to 2.2.2.
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David Grove added a comment -

bulk defer of issues to 2.2.3.

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David Grove added a comment - bulk defer of issues to 2.2.3.
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David Grove added a comment -

bulk defer of 2.3.0 open issues to 2.3.1.

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David Grove added a comment - bulk defer of 2.3.0 open issues to 2.3.1.
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David Grove added a comment -

bulk defer to 2.3.2

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David Grove added a comment - bulk defer to 2.3.2

People

  • Assignee:
    Unassigned
    Reporter:
    David Grove
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Dates

  • Created:
    Updated: