[LLVMbugs] [Bug 8858] New: libclang crash-recovery test fail

[bugzilla-daemon at llvm.org]

http://llvm.org/bugs/show_bug.cgi?id=8858

           Summary: libclang crash-recovery test fail
           Product: new-bugs
           Version: trunk
          Platform: PC
        OS/Version: FreeBSD
            Status: NEW
          Severity: normal
          Priority: P
         Component: new bugs
        AssignedTo: unassignedbugs at nondot.org
        ReportedBy: pawel.worach at gmail.com
                CC: llvmbugs at cs.uiuc.edu


llvm/clang r122550.

These three test fail on FreeBSD with a segfault.
Clang :: Index/crash-recovery-code-complete.c
Clang :: Index/crash-recovery.c
Clang :: Index/crash-recovery-reparse.c

Valgrind says:
> env LD_LIBRARY_PATH=/data/buildslave/freebsd-clang-amd64/obj/obj-llvm.1/Release+Asserts/lib valgrind /data/buildslave/freebsd-clang-amd64/obj/obj-llvm.1/Release+Asserts/bin/c-index-test -test-load-source all /data/buildslave/freebsd-clang-amd64/src-llvm/tools/clang/test/Index/crash-recovery.c
==82744== Memcheck, a memory error detector
==82744== Copyright (C) 2002-2010, and GNU GPL'd, by Julian Seward et al.
==82744== Using Valgrind-3.6.0 and LibVEX; rerun with -h for copyright info
==82744== Command:
/data/buildslave/freebsd-clang-amd64/obj/obj-llvm.1/Release+Asserts/bin/c-index-test
-test-load-source all
/data/buildslave/freebsd-clang-amd64/src-llvm/tools/clang/test/Index/crash-recovery.c
==82744== 
==82744== Thread 3:
==82744== Invalid write of size 4
==82744==    at 0x13A387C: (anonymous
namespace)::PragmaDebugHandler::HandlePragma(clang::Preprocessor&,
clang::PragmaIntroducerKind, clang::Token&) (in
/data/buildslave/freebsd-clang-amd64/obj/obj-llvm.1/Release+Asserts/lib/libclang.so)
==82744==    by 0x13A32A8:
clang::PragmaNamespace::HandlePragma(clang::Preprocessor&,
clang::PragmaIntroducerKind, clang::Token&) (in
/data/buildslave/freebsd-clang-amd64/obj/obj-llvm.1/Release+Asserts/lib/libclang.so)
==82744==    by 0x13A32A8:
clang::PragmaNamespace::HandlePragma(clang::Preprocessor&,
clang::PragmaIntroducerKind, clang::Token&) (in
/data/buildslave/freebsd-clang-amd64/obj/obj-llvm.1/Release+Asserts/lib/libclang.so)
==82744==    by 0x139B82A: clang::Preprocessor::HandlePragmaDirective(unsigned
int) (in
/data/buildslave/freebsd-clang-amd64/obj/obj-llvm.1/Release+Asserts/lib/libclang.so)
==82744==    by 0x138BF8C: clang::Preprocessor::HandleDirective(clang::Token&)
(in
/data/buildslave/freebsd-clang-amd64/obj/obj-llvm.1/Release+Asserts/lib/libclang.so)
==82744==    by 0x137845B: clang::Lexer::LexTokenInternal(clang::Token&) (in
/data/buildslave/freebsd-clang-amd64/obj/obj-llvm.1/Release+Asserts/lib/libclang.so)
==82744==    by 0x137836B: clang::Lexer::LexTokenInternal(clang::Token&) (in
/data/buildslave/freebsd-clang-amd64/obj/obj-llvm.1/Release+Asserts/lib/libclang.so)
==82744==    by 0xF2F763: clang::Parser::ConsumeToken() (in
/data/buildslave/freebsd-clang-amd64/obj/obj-llvm.1/Release+Asserts/lib/libclang.so)
==82744==    by 0xF404D5:
clang::Parser::ExpectAndConsume(clang::tok::TokenKind, unsigned int, char
const*, clang::tok::TokenKind) (in
/data/buildslave/freebsd-clang-amd64/obj/obj-llvm.1/Release+Asserts/lib/libclang.so)
==82744==    by 0xF4C120:
clang::Parser::ParseDeclGroup(clang::Parser::ParsingDeclSpec&, unsigned int,
bool, clang::SourceLocation*) (in
/data/buildslave/freebsd-clang-amd64/obj/obj-llvm.1/Release+Asserts/lib/libclang.so)
==82744==    by 0xF5644E:
clang::Parser::ParseSimpleDeclaration(clang::ASTOwningVector<clang::Stmt*,
32u>&, unsigned int, clang::SourceLocation&, clang::ParsedAttributes&, bool)
(in
/data/buildslave/freebsd-clang-amd64/obj/obj-llvm.1/Release+Asserts/lib/libclang.so)
==82744==    by 0xF56533:
clang::Parser::ParseDeclaration(clang::ASTOwningVector<clang::Stmt*, 32u>&,
unsigned int, clang::SourceLocation&,
clang::Parser::ParsedAttributesWithRange&) (in
/data/buildslave/freebsd-clang-amd64/obj/obj-llvm.1/Release+Asserts/lib/libclang.so)
==82744==  Address 0x11 is not stack'd, malloc'd or (recently) free'd
==82744== 
libclang: crash detected during parsing: {
  'source_filename' : '(null)'
  'command_line_args' :
['/data/buildslave/freebsd-clang-amd64/src-llvm/tools/clang/test/Index/crash-recovery.c'],
  'unsaved_files' : [],
  'options' : 1,
}
Unable to load translation unit!
==82744== 
==82744== HEAP SUMMARY:
==82744==     in use at exit: 411,475 bytes in 300 blocks
==82744==   total heap usage: 572 allocs, 272 frees, 464,809 bytes allocated
==82744== 
==82744== LEAK SUMMARY:
==82744==    definitely lost: 1,645 bytes in 6 blocks
==82744==    indirectly lost: 406,222 bytes in 258 blocks
==82744==      possibly lost: 0 bytes in 0 blocks
==82744==    still reachable: 3,608 bytes in 36 blocks
==82744==         suppressed: 0 bytes in 0 blocks
==82744== Rerun with --leak-check=full to see details of leaked memory
==82744== 
==82744== For counts of detected and suppressed errors, rerun with: -v
==82744== ERROR SUMMARY: 1 errors from 1 contexts (suppressed: 0 from 0)

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