multiple definition of `_start'

Hippo wrote....

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originally posted by hippo@Feb 24 2006, 11:55 AM

the libstdc++ which we built with uclibc still have problems, it compiled and linked, but crashed when running on uclinux.

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Exactly, I'm getting this when I try to compile and link C++ on uClinux

<div class='quotetop'>QUOTE </div>

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# Compile the helloWorld app

nios2-linux-uclibc-g++ hello.cpp -o hello -elf2flt

/home/hootsmon/buildroot/build_nios2/staging_dir/bin-ccache/../lib/gcc/nios2-linux-uclibc/3.4.5/../../../../nios2-linux-uclibc/bin/ld.real: section .gnu.linkonce.sb._ZGVNSt7collateIcE2idE [0002dc40 -> 0002dc47] overlaps section .text [00000000 -> 0004d45f]

/home/hootsmon/buildroot/build_nios2/staging_dir/bin-ccache/../lib/gcc/nios2-linux-uclibc/3.4.5/../../../../nios2-linux-uclibc/bin/ld.real: section .gnu.linkonce.sb._ZGVNSt8messagesIcE2idE [0002dc48 -> 0002dc4f] overlaps section .text [00000000 -> 0004d45f]

etc....[/b]

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I spent some time digging into this problem, but I need some help please.

Q) Can someone explain what W_RODATA and R_RODATA mean?

I see these things get zapped by the Nios-specific linker script, but why?

Grateful for any advice please.