http://llvm.org/bugs/show_bug.cgi?id=10910
Summary: clang defines __EXCEPTIONS to 1 even if c++ exceptions
are turned off
Product: clang
Version: trunk
Platform: PC
OS/Version: MacOS X
Status: NEW
Severity: normal
Priority: P
Component: C++
AssignedTo: [email protected]
ReportedBy: [email protected]
CC: [email protected], [email protected]
clang defines __EXCEPTIONS to 1 even if c++ exceptions are turned off if
Objective-C exceptions are still active
__EXCEPTIONS should only be defined if C++ exceptions are actually turned on,
independently of Objective-C exceptions
MacPro:~ julian$ clang --version
Apple clang version 3.0 (tags/Apple/clang-211.9) (based on LLVM 3.0svn)
Target: x86_64-apple-darwin10.8.0
Thread model: posix
MacPro:~ julian$ clang -dM -E -fno-exceptions -x objective-c++ - <<<'' | grep
EXC
#define OBJC_ZEROCOST_EXCEPTIONS 1
#define __EXCEPTIONS 1
MacPro:~ julian$ clang -dM -E -fno-exceptions -x objective-c - <<<'' | grep
EXC
#define OBJC_ZEROCOST_EXCEPTIONS 1
#define __EXCEPTIONS 1
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