21.05 toolchain C tls variables compilation problem

[Christian Prochaska]

Hi Alexander,

On 09.06.21 16:01, Alexander Tormasov via users wrote:
> small c file:
>
> typedef int G;
> __thread G *g __asm__("" "runtime.g");
> G* runtime_g(void) __attribute__ ((noinline, no_split_stack));
> G* runtime_g(void) {  return g; }
>
> during compilation using genode-x86-gcc 10.3 error in asm (and checked genode-x86-as as well):
> tt1.s: Assembler messages:
> tt1.s:22: Error: junk at end of line, first unrecognized character is `*'
> tt1.s:25: Error: unrecognized symbol type ""
> tt1.s:25: Error: junk at end of line, first unrecognized character is `*'
> tt1.s:26: Error: expected comma after name `__emutls_v.' in .size directive
> tt1.s:27: Error: invalid character '*' in mnemonic
> tt1.s:13: Error: invalid operands (*UND* and *UND* sections) for `*’

I tried to compile your test program with the 19.05 Genode tool chain and got the same error. Does it happen only with gcc 10.3 for you?

Christian