[LLVMbugs] [Bug 19000] New: Repeated AST node for attributes

bugzilla-daemon at llvm.org bugzilla-daemon at llvm.org
Thu Feb 27 23:28:00 PST 2014


            Bug ID: 19000
           Summary: Repeated AST node for attributes
           Product: clang
           Version: trunk
          Hardware: PC
                OS: Linux
            Status: NEW
          Severity: normal
          Priority: P
         Component: -New Bugs
          Assignee: unassignedclangbugs at nondot.org
          Reporter: abramo.bagnara at bugseng.com
                CC: llvmbugs at cs.uiuc.edu
    Classification: Unclassified

$ cat z.c
void __attribute__((noinline,noreturn))
$ _clang -cc1 -ast-dump z.c
TranslationUnitDecl 0x6630730 <<invalid sloc>>
|-TypedefDecl 0x6630c30 <<invalid sloc>> __int128_t '__int128'
|-TypedefDecl 0x6630c90 <<invalid sloc>> __uint128_t 'unsigned __int128'
|-TypedefDecl 0x6630fe0 <<invalid sloc>> __builtin_va_list
'__va_list_tag [1]'
`-FunctionDecl 0x6631120 <z.c:1:1, line:2:7> f 'void (void)
  |-NoInlineAttr 0x66311c0 <line:1:21>
  `-NoInlineAttr 0x6631200 <col:21>
$ clang -cc1 -ast-print z.c
void f() __attribute__((noinline)) __attribute__((noinline));

The NoInlineAttr node is added twice.

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