[Bug target/102024] [12 Regression] zero width bitfields and ABIs

[segher at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102024

--- Comment #38 from Segher Boessenkool <segher at gcc dot gnu.org> ---
+ cat test.c

struct foo
{
  int : 0;
  double a;
  int : 0;
  double b;
  int : 0;
};

extern void func(struct foo);

void
pass_foo(void)
{
  struct foo test;
  test.a = 114;
  test.b = 514;
  func(test);
}
+ cc -version
MIPSpro Compilers: Version 7.30
+ cc -64 -ansi -c test.c -o test.o
Cannot find license file (-1,73:2) No such file or directory

 This product (cc) requires a license password. 
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 required) or an Evaluation license please
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         http://www.sgi.com/Products/license.html 

         or send a blank email message to: 

         license@sgi.com 

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qemu: Unsupported syscall: sgisys(107)
qemu: Unsupported syscall: sgisys(111)
qemu: Unsupported syscall: sgisys(107)
qemu: Unsupported syscall: sgisys(111)

### Assertion failure at line 137 of ../../be/cg/MIPS/exp_loadstore.cxx:
### Compiler Error in file test.c during Code_Expansion phase:
### unexpected mtypes in Pick_Load_Instruction
cc INTERNAL ERROR:  /usr/lib32/cmplrs/be returned non-zero status 1