diff options
author | Benjamin Barenblat <bbaren@mit.edu> | 2016-06-05 15:03:09 -0400 |
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committer | Benjamin Barenblat <bbaren@mit.edu> | 2016-06-05 15:03:09 -0400 |
commit | 618f037a466cd4392be6e1f4b20e248d58447456 (patch) | |
tree | 3c0b51de79e3537d3e94c8f1cca46f32d9a4b974 /Source/Core/ResolutionContext.cs | |
parent | 636108e4c302a24ed658b5f09812010b30e36e95 (diff) | |
parent | 41082463d783d6f8d8a5aaf69bf459b57bca6000 (diff) |
Merge branch 'dfsg_free'
Diffstat (limited to 'Source/Core/ResolutionContext.cs')
-rw-r--r-- | Source/Core/ResolutionContext.cs | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/Source/Core/ResolutionContext.cs b/Source/Core/ResolutionContext.cs index 474a91dd..279e00bf 100644 --- a/Source/Core/ResolutionContext.cs +++ b/Source/Core/ResolutionContext.cs @@ -339,6 +339,18 @@ namespace Microsoft.Boogie { varContext = varContext.ParentContext; } + public readonly ISet<string> StatementIds = new HashSet<string>(); + + public void AddStatementId(IToken tok, string name) + { + if (StatementIds.Contains(name)) + { + Error(tok, "more than one statement with same id: " + name); + return; + } + StatementIds.Add(name); + } + public void AddVariable(Variable var, bool global) { Contract.Requires(var != null); var previous = FindVariable(cce.NonNull(var.Name), !global); |