Issue 12033008: Fix bug https://code.google.com/p/dart/issues/detail?id=7994: the range analysis gives a fixed rang…

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Issue 12033008: Fix bug https://code.google.com/p/dart/issues/detail?id=7994: the range analysis gives a fixed rang… (Closed)

Created:
7 years, 11 months ago by ngeoffray

Modified:
7 years, 11 months ago

Reviewers:
kasperl

CC:
reviews_dartlang.org

Base URL:
http://dart.googlecode.com/svn/branches/bleeding_edge/dart/

Visibility:
Public.

Fix bug https://code.google.com/p/dart/issues/detail?id=7994: the range analysis gives a fixed ranged to a fixed length list (e.g. [1024, 1024]), so when narrowing the range of an instruction that is used as an index, we should not use the range of the length, but use [0, lengthRange.upper - 1]. Committed: https://code.google.com/p/dart/source/detail?r=17338

Created: 7 years, 11 months ago

Download [raw] [tar.bz2]

		Unified diffs	Side-by-side diffs	Delta from patch set	Stats (+32 lines, -8 lines)			Patch
	M	sdk/lib/_internal/compiler/implementation/ssa/value_range_analyzer.dart	View		2 chunks	+9 lines, -8 lines	0 comments	Download
	A	tests/language/fixed_length_test.dart	View		1 chunk	+23 lines, -0 lines	0 comments	Download

Total messages: 2 (0 generated)

LGTM.