[cfe-dev] clang driver crashes on windows/mingw

[Ronald Pijnacker]

>> Hi all,
>> When I try to run clang on windows/mingw it crashes:
>
> Hi Ronald,
> Can you get a backtrace ("bt") from gdb at the failure point?
> -Chris

Hi Chris,

Sure:

$ gdb /d/Programs/llvm-d/bin/clang
This GDB was configured as "i686-pc-mingw32"...
(gdb) run -I. -c Test.m -o Test.o
Starting program: d:/Programs/llvm-d/bin/clang -I. -c Test.m -o Test.o
[New thread 1404.0x8bc]

Program received signal SIGSEGV, Segmentation fault.
0x0040ef2c in clang::driver::OptTable::ParseOneArg (this=0x3d4fe0, Args=@0x3d2e20, Index=@0x22f7e8)
    at d:/data/llvm/llvm-svn/tools/clang/lib/Driver/OptTable.cpp:255
255         if (Arg *A = getOption(id)->accept(Args, Index))
(gdb) bt
#0  0x0040ef2c in clang::driver::OptTable::ParseOneArg (this=0x3d4fe0, Args=@0x3d2e20, Index=@0x22f7e8)
    at d:/data/llvm/llvm-svn/tools/clang/lib/Driver/OptTable.cpp:255
#1  0x004036da in clang::driver::Driver::ParseArgStrings (this=0x22f950, ArgBegin=0x3d4ee4, ArgEnd=0x3d4ef8)
    at d:/data/llvm/llvm-svn/tools/clang/lib/Driver/Driver.cpp:83
#2  0x00403c7d in clang::driver::Driver::BuildCompilation (this=0x22f950, argc=6, argv=0x3d4ee0)
    at d:/data/llvm/llvm-svn/tools/clang/lib/Driver/Driver.cpp:185
#3  0x00402136 in main (argc=6, argv=0x3d4ee0) at d:/data/llvm/llvm-svn/tools/clang/tools/driver/driver.cpp:218
(gdb) list
250         if (Start == End)
251           break;
252
253         // See if this option matches.
254         options::ID id = (options::ID) (Start - OptionInfos + 1);
255         if (Arg *A = getOption(id)->accept(Args, Index))
256           return A;
257
258         // Otherwise, see if this argument was missing values.
259         if (Prev != Index)

Thanks,

Ronald