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System: Don't reexport ___eprintf when building with Clang; this symbol isn't

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used on Darwin anymore, and Clang might not always link with the library it is
currently found in.

llvm-svn: 114165
This commit is contained in:
Daniel Dunbar 2010-09-17 04:25:24 +00:00
parent 402ac1bb1c
commit 8a328e38c5
1 changed files with 7 additions and 0 deletions
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7
lib/System/SearchForAddressOfSpecialSymbol.cpp
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@ -32,7 +32,14 @@ static void *DoSearch(const char* symbolName) {
EXPLICIT_SYMBOL(__ashrdi3);
EXPLICIT_SYMBOL(__cmpdi2);
EXPLICIT_SYMBOL(__divdi3);
// Clang doesn't always link against libgcc.a, which is the only thing which
// defines ___eprintf in the modern world. Just don't attempt to export this
// symbol when building with Clang.
#ifndef __clang__
EXPLICIT_SYMBOL(__eprintf);
#endif
EXPLICIT_SYMBOL(__fixdfdi);
EXPLICIT_SYMBOL(__fixsfdi);
EXPLICIT_SYMBOL(__fixunsdfdi);