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FrontendInputs data structure redo.

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- Outlaw duplicate input files, fix driver, fix tests, and add test.
- Reflect that no buffer is present without a (possibly pseudo) named file.
- Reflect fact that every input has a (possible pseudo) name.
- Break up CompilerInstance::setup.

Don't bail on dups.
This commit is contained in:
David Ungar
2017-12-03 14:39:01 -08:00
parent 2cda5a91c5
commit 28b206008f
30 changed files with 585 additions and 591 deletions
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5
test/Frontend/input-errors.swift Normal file
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// RUN: not %target-swift-frontend %s -filelist nonexistent 2>&1 | %FileCheck -check-prefix=CHECK-BADFILEANDFILELIST %s
// CHECK-BADFILEANDFILELIST: error: cannot have input files with file list
// RUN: not %target-swift-frontend nonexistent.swift another-nonexistent.swift nonexistent.swift 2>&1 | %FileCheck -check-prefix=CHECK-APPEARSMORETHANONCE %s
// CHECK-APPEARSMORETHANONCE: error: duplicate input file 'nonexistent.swift'