[cfe-dev] clang unable to build example C file

Török Edvin edwintorok at gmail.com
Wed Oct 10 14:04:55 PDT 2007 

On 10/11/07, Chris Lattner <clattner at apple.com> wrote:
>
>
> llvm fully supports x86-64 and clang should to.

Ok.

>
> >> I bet that if you
> >> revert clang back to r42817 that it will work for you.
> >
> > Trying...
> > No, that doesn't work either. Same valgrind warnings too.
> > Should I revert llvm to r42817 too?
>
> I just committed a patch that should fix the valgrind errors below,
> please try it out.  If there are still valgrind warnings, please let
> me know, thanks!

It still does:

==16236== Memcheck, a memory error detector.
==16236== Copyright (C) 2002-2007, and GNU GPL'd, by Julian Seward et al.
==16236== Using LibVEX rev 1732, a library for dynamic binary translation.
==16236== Copyright (C) 2004-2007, and GNU GPL'd, by OpenWorks LLP.
==16236== Using valgrind-3.2.3-Debian, a dynamic binary
instrumentation framework.
==16236== Copyright (C) 2000-2007, and GNU GPL'd, by Julian Seward et al.
==16236== For more details, rerun with: -v
==16236==
==16236== Conditional jump or move depends on uninitialised value(s)
==16236==    at 0x51B006: clang::IdentifierInfo::getPPKeywordID()
const (in /usr/local/bin/clang)
==16236==    by 0x514B24:
clang::Preprocessor::HandleDirective(clang::Token&) (in
/usr/local/bin/clang)
==16236==    by 0x503A2D:
clang::Lexer::LexTokenInternal(clang::Token&) (in
/usr/local/bin/clang)
==16236==    by 0x4E45E7: clang::Parser::Initialize() (in /usr/local/bin/clang)
==16236==    by 0x49F9D7: clang::ParseAST(clang::Preprocessor&,
unsigned, clang::ASTConsumer&, bool) (in /usr/local/bin/clang)
==16236==    by 0x47A693: main (in /usr/local/bin/clang)
<predefines>:1:2: error: invalid preprocessing directive
#define __STDC__ 1
 ^
<predefines>:2:2: error: invalid preprocessing directive
#define __STDC_VERSION__ 199901L
 ^
<predefines>:3:2: error: invalid preprocessing directive
#define __STDC_HOSTED__ 1
 ^
==16236==
==16236== Conditional jump or move depends on uninitialised value(s)
==16236==    at 0x51B006: clang::IdentifierInfo::getPPKeywordID()
const (in /usr/local/bin/clang)
==16236==    by 0x514B24:
clang::Preprocessor::HandleDirective(clang::Token&) (in
/usr/local/bin/clang)
==16236==    by 0x503A2D:
clang::Lexer::LexTokenInternal(clang::Token&) (in
/usr/local/bin/clang)
==16236==    by 0x4EA37D:
clang::Parser::ParseInitDeclaratorListAfterFirstDeclarator(clang::Declarator&)
(in /usr/local/bin/clang)
==16236==    by 0x4ED4F8:
clang::Parser::ParseSimpleDeclaration(unsigned) (in
/usr/local/bin/clang)
==16236==    by 0x4E7B7E: clang::Parser::ParseExternalDeclaration()
(in /usr/local/bin/clang)
==16236==    by 0x4E7E6C: clang::Parser::ParseTopLevelDecl(void*&) (in
/usr/local/bin/clang)
==16236==    by 0x49FA30: clang::ParseAST(clang::Preprocessor&,
unsigned, clang::ASTConsumer&, bool) (in /usr/local/bin/clang)
==16236==    by 0x47A693: main (in /usr/local/bin/clang)
<predefines>:5:2: error: invalid preprocessing directive
#define __APPLE__ 1
 ^
<predefines>:6:2: error: invalid preprocessing directive
#define __MACH__ 1
 ^
<predefines>:7:2: error: invalid preprocessing directive
#define __weak
 ^
<predefines>:8:2: error: invalid preprocessing directive
#define __strong
 ^
<predefines>:9:2: error: invalid preprocessing directive
#define __CONSTANT_CFSTRINGS__ 1
 ^
<predefines>:10:2: error: invalid preprocessing directive
#define __i386__ 1
 ^
<predefines>:11:2: error: invalid preprocessing directive
#define __i386 1
 ^
<predefines>:12:2: error: invalid preprocessing directive
#define i386 1
 ^
<predefines>:13:2: error: invalid preprocessing directive
#define __LITTLE_ENDIAN__ 1
 ^
<predefines>:14:2: error: invalid preprocessing directive
#define __INTMAX_MAX__ 9223372036854775807LL
 ^
<predefines>:15:2: error: invalid preprocessing directive
#define __INTMAX_TYPE__ long long int
 ^
<predefines>:16:2: error: invalid preprocessing directive
#define __LONG_MAX__ 2147483647L
 ^
<predefines>:17:2: error: invalid preprocessing directive
#define __PTRDIFF_TYPE__ int
 ^
<predefines>:18:2: error: invalid preprocessing directive
#define __UINTMAX_TYPE__ long long unsigned int
 ^
<predefines>:19:2: error: invalid preprocessing directive
#define __CHAR_BIT__ 8
 ^
<predefines>:20:2: error: invalid preprocessing directive
#define __INT_MAX__ 2147483647
 ^
<predefines>:21:2: error: invalid preprocessing directive
#define __LONG_LONG_MAX__ 9223372036854775807LL
 ^
<predefines>:22:2: error: invalid preprocessing directive
#define __SCHAR_MAX__ 127
 ^
<predefines>:23:2: error: invalid preprocessing directive
#define __SHRT_MAX__ 32767
 ^
<predefines>:24:2: error: invalid preprocessing directive
#define __SIZE_TYPE__ long unsigned int
 ^
<predefines>:25:2: error: invalid preprocessing directive
#define __nocona 1
 ^
<predefines>:26:2: error: invalid preprocessing directive
#define __nocona__ 1
 ^
<predefines>:27:2: error: invalid preprocessing directive
#define __tune_nocona__ 1
 ^
<predefines>:28:2: error: invalid preprocessing directive
#define __SSE2_MATH__ 1
 ^
<predefines>:29:2: error: invalid preprocessing directive
#define __SSE2__ 1
 ^
<predefines>:30:2: error: invalid preprocessing directive
#define __SSE_MATH__ 1
 ^
<predefines>:31:2: error: invalid preprocessing directive
#define __SSE__ 1
 ^
<predefines>:32:2: error: invalid preprocessing directive
#define __MMX__ 1
 ^
<predefines>:33:2: error: invalid preprocessing directive
#define __REGISTER_PREFIX__
 ^
<predefines>:34:2: error: invalid preprocessing directive
#define __WCHAR_MAX__ 2147483647
 ^
<predefines>:35:2: error: invalid preprocessing directive
#define __WCHAR_TYPE__ int
 ^
<predefines>:36:2: error: invalid preprocessing directive
#define __WINT_TYPE__ int
 ^
<predefines>:37:2: error: invalid preprocessing directive
#define __FLT_DENORM_MIN__ 1.40129846e-45F
 ^
<predefines>:38:2: error: invalid preprocessing directive
#define __FLT_DIG__ 6
 ^
<predefines>:39:2: error: invalid preprocessing directive
#define __FLT_EPSILON__ 1.19209290e-7F
 ^
<predefines>:40:2: error: invalid preprocessing directive
#define __FLT_EVAL_METHOD__ 0
 ^
<predefines>:41:2: error: invalid preprocessing directive
#define __FLT_HAS_INFINITY__ 1
 ^
<predefines>:42:2: error: invalid preprocessing directive
#define __FLT_HAS_QUIET_NAN__ 1
 ^
<predefines>:43:2: error: invalid preprocessing directive
#define __FLT_MANT_DIG__ 24
 ^
<predefines>:44:2: error: invalid preprocessing directive
#define __FLT_MAX_10_EXP__ 38
 ^
<predefines>:45:2: error: invalid preprocessing directive
#define __FLT_MAX_EXP__ 128
 ^
<predefines>:46:2: error: invalid preprocessing directive
#define __FLT_MAX__ 3.40282347e+38F
 ^
<predefines>:47:2: error: invalid preprocessing directive
#define __FLT_MIN_10_EXP__ (-37)
 ^
<predefines>:48:2: error: invalid preprocessing directive
#define __FLT_MIN_EXP__ (-125)
 ^
<predefines>:49:2: error: invalid preprocessing directive
#define __FLT_MIN__ 1.17549435e-38F
 ^
<predefines>:50:2: error: invalid preprocessing directive
#define __FLT_RADIX__ 2
 ^
<predefines>:51:2: error: invalid preprocessing directive
#define __DBL_DENORM_MIN__ 4.9406564584124654e-324
 ^
<predefines>:52:2: error: invalid preprocessing directive
#define __DBL_DIG__ 15
 ^
<predefines>:53:2: error: invalid preprocessing directive
#define __DBL_EPSILON__ 2.2204460492503131e-16
 ^
<predefines>:54:2: error: invalid preprocessing directive
#define __DBL_HAS_INFINITY__ 1
 ^
<predefines>:55:2: error: invalid preprocessing directive
#define __DBL_HAS_QUIET_NAN__ 1
 ^
<predefines>:56:2: error: invalid preprocessing directive
#define __DBL_MANT_DIG__ 53
 ^
<predefines>:57:2: error: invalid preprocessing directive
#define __DBL_MAX_10_EXP__ 308
 ^
<predefines>:58:2: error: invalid preprocessing directive
#define __DBL_MAX_EXP__ 1024
 ^
<predefines>:59:2: error: invalid preprocessing directive
#define __DBL_MAX__ 1.7976931348623157e+308
 ^
<predefines>:60:2: error: invalid preprocessing directive
#define __DBL_MIN_10_EXP__ (-307)
 ^
<predefines>:61:2: error: invalid preprocessing directive
#define __DBL_MIN_EXP__ (-1021)
 ^
<predefines>:62:2: error: invalid preprocessing directive
#define __DBL_MIN__ 2.2250738585072014e-308
 ^
<predefines>:63:2: error: invalid preprocessing directive
#define __DECIMAL_DIG__ 21
 ^
<predefines>:64:2: error: invalid preprocessing directive
#define __LDBL_DENORM_MIN__ 3.64519953188247460253e-4951L
 ^
<predefines>:65:2: error: invalid preprocessing directive
#define __LDBL_DIG__ 18
 ^
<predefines>:66:2: error: invalid preprocessing directive
#define __LDBL_EPSILON__ 1.08420217248550443401e-19L
 ^
<predefines>:67:2: error: invalid preprocessing directive
#define __LDBL_HAS_INFINITY__ 1
 ^
<predefines>:68:2: error: invalid preprocessing directive
#define __LDBL_HAS_QUIET_NAN__ 1
 ^
<predefines>:69:2: error: invalid preprocessing directive
#define __LDBL_MANT_DIG__ 64
 ^
<predefines>:70:2: error: invalid preprocessing directive
#define __LDBL_MAX_10_EXP__ 4932
 ^
<predefines>:71:2: error: invalid preprocessing directive
#define __LDBL_MAX_EXP__ 16384
 ^
<predefines>:72:2: error: invalid preprocessing directive
#define __LDBL_MAX__ 1.18973149535723176502e+4932L
 ^
<predefines>:73:2: error: invalid preprocessing directive
#define __LDBL_MIN_10_EXP__ (-4931)
 ^
<predefines>:74:2: error: invalid preprocessing directive
#define __LDBL_MIN_EXP__ (-16381)
 ^
<predefines>:75:2: error: invalid preprocessing directive
#define __LDBL_MIN__ 3.36210314311209350626e-4932L
 ^
<predefines>:76:2: error: invalid preprocessing directive
#define __APPLE_CC__ 5250
 ^
<predefines>:77:2: error: invalid preprocessing directive
#define __ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__ 1030
 ^
<predefines>:78:2: error: invalid preprocessing directive
#define __GNUC_MINOR__ 0
 ^
<predefines>:79:2: error: invalid preprocessing directive
#define __GNUC_PATCHLEVEL__ 1
 ^
<predefines>:80:2: error: invalid preprocessing directive
#define __GNUC__ 4
 ^
<predefines>:81:2: error: invalid preprocessing directive
#define __GXX_ABI_VERSION 1002
 ^
<predefines>:82:2: error: invalid preprocessing directive
#define __VERSION__ "4.0.1 (Apple Computer, Inc. build 5250)"
 ^
<predefines>:83:2: error: invalid preprocessing directive
#define __DYNAMIC__ 1
 ^
<predefines>:84:2: error: invalid preprocessing directive
#define __FINITE_MATH_ONLY__ 0
 ^
<predefines>:85:2: error: invalid preprocessing directive
#define __NO_INLINE__ 1
 ^
<predefines>:86:2: error: invalid preprocessing directive
#define __PIC__ 1
 ^
85 diagnostics generated.
==16236==
==16236== ERROR SUMMARY: 85 errors from 2 contexts (suppressed: 8 from 2)
==16236== malloc/free: in use at exit: 1,616 bytes in 27 blocks.
==16236== malloc/free: 727 allocs, 700 frees, 217,955 bytes allocated.
==16236== For counts of detected errors, rerun with: -v
==16236== searching for pointers to 27 not-freed blocks.
==16236== checked 229,168 bytes.
==16236==
==16236== LEAK SUMMARY:
==16236==    definitely lost: 480 bytes in 7 blocks.
==16236==      possibly lost: 0 bytes in 0 blocks.
==16236==    still reachable: 1,136 bytes in 20 blocks.
==16236==         suppressed: 0 bytes in 0 blocks.
==16236== Rerun with --leak-check=full to see details of leaked memory.

>
> I don't have ocaml installed, please notify llvmdev mailing list,

Will do.

>
> Thanks for the help!

Thanks,
Edwin

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